Friday 13 May 2022 - Time of Issue: 0800 hours IST

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MORNING Time of Issue: 0800 hours IST ALL INDIA WEATHER SUMMARY AND FORECAST BULLETIN

Significant Weather Features

Weather System:

A cyclonic circulation lies over coastal Andhra Pradesh & neighbourhood and extends upto 5.8 km above mean sea level.

• Fairly widespread light/moderate rainfall with isolated thunderstorm/lightning/gusty winds likely over Kerala-Mahe & Lakshadweep with isolated heavy falls over Kerala-Mahe during next 5 days.

• Isolated heavy falls likely over Tamilnadu, Puducherry & Karaikal on 13th & 14th May.

Rainfall/thunderstorm Forecast & Warnings:

♦ Due to strong southwesterly winds from Bay of Bengal to northeast & adjoining east India at lower tropospheric levels:

i) Isolated heavy to very heavy falls very likely over Assam-Meghalaya during 13th to 17th May. Isolated extremely heavy falls also likely over Meghalaya on 12th to 14th May.

ii) Isolated heavy to very heavy falls very likely over Arunachal Pradesh during 13th to 17th May.

iii) Isolated heavy falls very likely over Nagaland-Manipur-Mizoram-Tripura during 13th to 17th May.

♦ Southwest Monsoon likely to advance into South Andaman Sea & adjoining Southeast Bay of Bengal around 15th May, 2022.

i) Fairly widespread to widespread light/moderate rainfall likely over Andaman & Nicobar Islands during next 5 days. Isolated heavy falls very likely over the region on 14th -16th May.

ii) Squally weather with wind speed reaching 40-50 kmph gusting to 60 kmph likely over south Andaman Sea on 15th & 16th May.

♦ Heat Wave conditions in most parts with severe heat wave conditions in isolated pockets likely over West Rajasthan on 13th; heat wave conditions in many parts on 14th & 15th and in some parts on 16th May, 2022.

 Heat Wave conditions in some parts with severe heat wave conditions in isolated pockets likely over East Rajasthan on 13th and heat wave conditions in some parts during 14th to 16th May, 2022.

 Heat Wave conditions at isolated likely over Gujarat state on 13th; Jammu & Kashmir during 12th-15th; south Haryana-Delhi, south Punjab during 12th- 14th; West Madhya Pradesh during 13th-17th; East Madhya Pradesh during 13th to 17th; Vidarbha during 14th-17th May, 2022.

Main Weather Observations

* Red color warning does not mean "Red Alert" Red color warning means "Take Action".

Forecast and Warning for any day is valid from 0830 hours IST of day till 0830 hours IST of next day For more details kindly visit www.imd.gov.in or contact : +91 11 24631913, 24643965, 24629798

(Service to the Nation since 1875)

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Mizoram & Tripura, Andaman & Nicobar Islands, Coastal Andhra Pradesh & Yanam, and Kerala & Mahe; at many places over Assam &

Meghalaya, Arunachal Pradesh, Coastal Andhra Pradesh, Rayalaseema and Tamilnadu, Puducherry & Karaikal; at a few places over Himachal Pradesh, Jharkhand and Gangetic West Bengal; at isolated places over Jammu, Kashmir, Ladakh, Gilgit-Baltistan &

Muzaffarabad, Uttarakhand, South Interior Karnataka and Odisha.

♦ Chief amount of Rainfall observed (from 0830 hours IST to 1730 hours IST of yesterday): (2 cm or more): Assam & Meghalaya:

Tezpur-3, Manipur, Mizoram, Nagaland & Tripura: Kailashahar, Imphal-2, Andaman & Nicobar Islands: Long island-5, Maya Bandar-3; Kerala & Mahe: Cannur-2; Arunachal Pradesh: Itanagar-2; Gangetic West Bengal: Kolkata, Diamond Harbour and Haldia- 2.

♦ Yesterday, Heat Wave to severe Heat Wave conditions observed at most parts of West Rajasthan; Heat Wave conditions observed over some parts of East Rajasthan, West Madhya Pradesh, and Haryana and in isolated pockets over Gujarat State.

♦ Thunderstorm observed (from 0830 hrs IST of yesterday to 0530 hours IST of today): at isolated places over Jammu, Kashmir, Ladakh, Gilgit-Baltistan & Muzaffarabad, Himachal Pradesh, Nagaland, Manipur, Mizoram & Tripura, Uttarakhand, Gangetic West Bengal, Vidarbha, Odisha, Assam & Meghalaya, Coastal Andhra Pradesh & Yanam, Tamilnadu, Puducherry & Karaikal, Telangana, Madhya Maharashtra and Kerala & Mahe.

♦ Maximum Temperature Departures (as on 12-05-2022): Maximum temperatures were markedly above normal (5.1 or more) at most places over West Rajasthan; appreciably above normal (3.1°C to 5.0°C) at most places over Jammu, Kashmir, Ladakh, Gilgit- Baltistan & Muzaffarabad, Punjab, Haryana, Chandigarh & Delhi and East Rajasthan; at a few places over Sourashtra & Kutch; above normal (1.6°C to 3.0°C) at most places over Himachal Pradesh and West Madhya Pradesh; at many places over Gujarat Region; at a few places over East Madhya Pradesh, Vidarbha and Sub- Himalayan West Bengal & Sikkim; at isolated places over Tamilnadu, Puducherry &

Karaikal. They were markedly below normal (-5.1 or less) at most places over South Interior Karnataka and Rayalaseema; at many places over Coastal Andhra Pradesh & Yanam and North Interior Karnataka; at a few places over Telangana and Tamilnadu, Puducherry &

Karaikal; below normal (-1.6°C to -3.0°C) at many places over Gangetic West Bengal, Assam & Meghalaya and Odisha and near normal over rest parts of the country. Yesterday, the highest maximum temperature of 48.1°C was reported at Barmer (West Rajasthan).

♦ Minimum Temperature Departures (as on 12-05-2022): Minimum temperatures were Markedly above normal (5.1°C or more) at many places over Punjab; appreciably above normal (3.1°C to 5.0°C) at most places over Uttarakhand and Haryana, Chandigarh & Delhi; at many places over Marathawada; at a few places over Himachal Pradesh and Madhya Pradesh;

at isolated places over Saurashtra & Kutch; above normal (1.6°C to 3.0°C) at most places over Rajasthan, Uttar Pradesh, Sub- Himalayan West Bengal & Sikkim and Vidarbha, at many places Assam & Meghalaya, Gujarat Region and Madhya Maharashtra; at a few places over Bihar, Gangetic West Bengal, Nagaland, Manipur, Mizoram & Tripura, Odisha and Konkan

& Goa. They were below normal (-1.6°C to -3.0°C) at most places over South Interior Karnataka, Rayalaseema, Coastal Karnataka and Kerala & Mahe and at many places over Coastal Andhra Pradesh & Yanam and Tamilnadu, Puducherry &

Karaikal and near normal over rest parts of the country. Yesterday, the lowest minimum temperature of 20.8°C was reported at Rentachintala (Coastal Andhra Pradesh) and Tiruppattur (Kerala & Mahe) over the plains of the country.

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♦ The cyclonic circulation over coastal Andhra Pradesh & neighbourhood extending upto 5.8 km above mean sea level persists.

♦ The cyclonic circulation over West Madhya Pradesh & neighbourhood between 1.5 km & 2.1 km above mean sea level persists.

♦ The east-west trough from the above cyclonic circulation over West Madhya Pradesh to Bihar at 1.5 km above mean sea level persists.

♦ The north-south trough from east Bihar to north Odisha at 3.1 km above mean sea level persists.

♦ The feeble Western Disturbance as a trough in mid & upper tropospheric Westerlies with its axis at 5.8 km above mean sea level roughly along Long.68°E to the north of Lat.32°N persists.

♦ The trough from northwest Rajasthan to southeast Madhya Pradesh extending upto 0.9 km above mean sea level persists.

♦ A fresh Western Disturbance likely to affect Western Himalayan Region from 16th May, 2022.

♦ Southwest Monsoon likely to advance into South Andaman Sea & adjoining Southeast Bay of Bengal around 15th May, 2022.

Weather Forecast for next 5 days * upto 0830 hours IST of 18th May, 2022

♦ Meteorological sub-division wise detailed 5 days precipitation forecast is given in Table-1.

♦ No significant change in maximum temperatures very likely over Northwest India during next 3 days and fall by 2-3°C thereafter.

♦ Rise by 2-4°C in maximum temperatures very likely over East India, Vidarbha & Chhattisgarh during next 3 days.

♦ No significant change in maximum temperatures very likely over Gujarat during next 2 days and fall by 2-3°C thereafter.

Weather Outlook for subsequent 2 days during 18th May-20th May, 2022

♦ Fairly widespread to widespread light/moderate with isolated heavy rainfall likely to continue over northeast India, Sub-Himalayan West Bengal-Sikkim & Andaman & Nicobar Islands. Isolated also likely over Northeast India and Sub-Himalayan West Bengal.

♦ Isolated to scattered rainfall likely over east, south Peninsular India and Western Himalayan region.

♦ Dry weather likely over rest parts of the country.

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Weather Warning during next 5 days *

13 May (Day 1): ♦ Thunderstorm accompanied with lightning/gusty winds (speed 30-40 kmph) at isolated places very likely over Kerala- Mahe and with lightning at isolated places over East Uttar Pradesh, Bihar, Gangetic West Bengal, Assam-Meghalaya, Nagaland-Manipur-Mizoram- Tripura, Coastal Andhra Pradesh, Telangana, Rayalaseema, Coastal & South Interior Karnataka and Tamilnadu-Puducherry-Karaikal.

♦ Heavy to very heavy rainfall with extremely heavy rainfall at isolated places very likely over Meghalaya; heavy to very heavy rainfall at isolated places over Sub-Himalayan West Bengal-Sikkim, Arunachal Pradesh and Assam and heavy rainfall at isolated places over Kerala-Mahe, north Tamil Nadu and Nagaland-Manipur-Mizoram-Tripura.

♦ Heat wave conditions in most parts with severe heat wave conditions in isolated pockets very likely over West Rajasthan; Heat wave conditions in some parts with severe heat wave conditions in isolated pockets over East Rajasthan and Heat wave conditions in isolated pockets over Jammu Division, south Punjab, south Haryana-Delhi, Madhya Pradesh and Gujarat state.

♦ Squally weather (wind speed 40-50 kmph gusting to 60 kmph) very likely over Gulf of Mannar & adjoining Southwest Bay of Bengal and along & off Sri Lanka coast. Fishermen are advised not to venture into these areas.

14 May (Day 2): ♦ Thunderstorm accompanied with lightning/gusty winds (speed 30-40 kmph) at isolated places very likely over Kerala-Mahe and with lightning at isolated places over Tamilnadu-Puducherry-Karaikal.

♦ Heavy to very heavy rainfall with extremely heavy rainfall at isolated places very likely over Meghalaya; Heavy to very heavy rainfall at isolated places over Sub-Himalayan West Bengal-Sikkim, Arunachal Pradesh and Assam and heavy rainfall at isolated places over Andaman & Nicobar Islands, Nagaland- Manipur-Mizoram-Tripura Kerala-Mahe and Tamilnadu-Puducherry-Karaikal.

♦ Heat wave conditions in most parts very likely over West Rajasthan; in some parts over East Rajasthan and in isolated pockets over Jammu Division, Madhya Pradesh, Vidarbha, south Punjab and south Haryana-Delhi.

15 May (Day 3): ♦ Thunderstorm accompanied with lightning/gusty winds (speed 30-40 kmph) at isolated places likely over Kerala-Mahe and with lightning at isolated places over East Uttar Pradesh and Odisha.

♦ Heavy to very heavy rainfall at isolated places likely over Assam-Meghalaya and Arunachal Pradesh and heavy rainfall at isolated places over Kerala- Mahe, Andaman-Nicobar Islands, Nagaland-Manipur-Mizoram-Tripura and Sub-Himalayan West Bengal-Sikkim.

♦ Heat wave conditions in many parts likely over West Rajasthan and in isolated pockets over East Rajasthan, Madhya Pradesh and Vidarbha.

♦ Squally weather (wind speed 40-50 kmph gusting to 60 kmph) likely over south Andaman Sea. Fishermen are advised not to venture into these areas.

16 May (Day 4): ♦ Thunderstorm accompanied with lightning & hail at isolated places likely over Jammu-Kashmir, Himachal Pradesh and Uttarakhand;

with lightning/gusty winds (speed 30-40 kmph) at isolated places over Kerala-Mahe and with lightning at isolated places over East Uttar Pradesh, Bihar, Gangetic West Bengal and Odisha.

♦ Heat wave conditions in some parts likely over West Rajasthan and in isolated pockets over East Rajasthan Madhya Pradesh and Vidarbha.

17 May (Day 5): ♦ Thunderstorm accompanied with lightning & hail at isolated places likely over Jammu-Kashmir, Himachal Pradesh and Uttarakhand;

with lightning/gusty winds (speed 30-40 kmph) at isolated places over Kerala-Mahe and with lightning at isolated places over East Uttar Pradesh, Bihar, Gangetic West Bengal and Odisha.

♦ Heat wave conditions in some parts likely over West Rajasthan and in isolated pockets over East Rajasthan Madhya Pradesh and Vidarbha.

Kindly download MAUSAM APP for location specific forecast & warning, MEGHDOOT APP for Agromet advisory and DAMINI APP for Lightning Warning & visit state MC/RMC websites for district wise warning.

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ALL INDIA WEEKLY WEATHER REPORT 05-11 MAY, 2022

Go to: Table-1(A) Table-1(B) Table-1(C) Table-2 Table-3 Fig-1

Fig-2 Fig-3 Annexure-1

SIGNIFICANT WEATHER FEATURES

♦ Under the influence of a cyclonic circulation over South Andaman Sea & neighbourhood extending upto mid tropospheric levels, a Low Pressure Area has formed over South Andaman Sea & adjoining Southeast Bay of Bengal in the early morning hours on 6^th May 2022;it lay as a Well Marked Low Pressure Area over Southeast Bay of Bengal and adjoining South Andaman Sea in the morning of 7^th; it then underwent rapid intensification; accordingly, it concentrated into a Depression in the forenoon of 7^th May 2022 itself over Southeast Bay of Bengal and adjoining Andaman Sea and lay at a distance of about 170 km to the west of Car Nicobar (Nicobar Islands) and 300 km south-southwest of Port Blair (Andaman Islands); it intensified into a Deep Depression in the evening of the same day over Southeast Bay of Bengal and lay at a distance of about 280 km west-northwest of Car Nicobar (Nicobar Islands) and 290 km southwest of Port Blair (Andaman Islands); it intensified into a Cyclonic Storm ‘Asani’ (pronounced as Asani) in the early morning hours of 08^th May 2022, over Southeast Bay of Bengal and lay at a distance of about 450 km west-northwest of Car Nicobar (Nicobar Islands) and 380 km west of Port Blair (Andaman Islands); it intensified further into a Severe Cyclonic Storm in the evening of the same day over Southeast and adjoining Eastcentral Bay of Bengal and lay at a distance of about 610 km northwest of Car Nicobar (Nicobar Islands) and 500 km west of Port Blair (Andaman Islands); maintaining the same intensity, it then moved

nearly

northwestwards and lay over Westcentral Bay of Bengal at a distance of about 190 km south of Kakinada (Andhra Pradesh), 300 km southwest of Visakhapatnam (Andhra Pradesh), 530 km southwest of Gopalpur (Odisha) and 630 km southwest of Puri (Odisha) in the evening of 10^th; moving west-northwestwards , it weakened into a Cyclonic Storm in the early hours of 11^th May 2022 over Westcentral Bay of Bengal and lay at a distance of about 60 km south-southeast of Machilipatnam (Andhra Pradesh), 180 km south-southwest of Kakinada (Andhra Pradesh), 310 km southwest of Visakhapatnam (Andhra Pradesh), 550 km south-southwest of Gopalpur (Odisha) and 660 km southwest of Puri (Odisha); it started recurving from the morning of 11^th May 2022;

moving north-northeastwards initially and then nearly northwards, it weakened into a Deep Depression in the evening of 11^th May and lay over Westcentral Bay of Bengal close to Andhra Pradesh coast, about 20 km northeast of Machilipatnam (Andhra Pradesh), 50 km west-southwest of Narsapur and 120 km west- southwest of Kakinada (Andhra Pradesh); continuing to move nearly northwards, it crossed Andhra Pradesh coast near Latitude 16.3°N and Longitude 81.3°E between Machilipatnam and Narsapur as a Deep Depression with wind speed of 55-65 gusting to 75 kmph during 1730 to 1930 hours IST and lay over Coastal Andhra Pradesh and adjoining Westcentral Bay of Bengal at 2030 hrs IST of 11^th May, 2022, about 30 km north-northeast of Machilipatnam and 40km west of Narsapur; then moving nearly west- southwestwards, it lay over Coastal Andhra Pradesh, near Latitude 16.2°N and Longitude 80.9°E, close to West of Machilipatnam around midnight of 11^th May, 2022;under the influence of this system, fairly widespread to widespread rainfall/thunderstorm activity had occurred over Andaman & Nicobar Islands throughout the week along with isolated heavy/very heavy rainfall activity reported on one or two days;

isolated thundersquall also had been reported over the Islands on one day during the week; reaching close to the coast, this system had caused fairly widespread to widespread rainfall/thunderstorm activity over Coastal Andhra Pradesh& Yanam and Rayalseema towards the end of the week along with isolated heavy rainfall over these areas.

♦ Under the influence of a trough/wind discontinuity in the lower tropospheric levels and a trough extending to Peninsular India from the circulation associated with the Cyclonic Storm over Bay of Bengal, fairly widespread to widespread rainfall/thunderstorms had occurred over extreme south Peninsula on three to four days and isolated to scattered rainfall/thunderstorm activity had occurred over these areas on the remaining days; under their influence, isolated to scattered rainfall/thunderstorm activity had occurred over remaining parts of Peninsular India on many days and over adjoining areas of Chhattisgarh on three to four days; isolated heavy rainfall activity also had occurred over parts of Peninsular India on one or two days along with.

♦ Troughs/cyclonic circulations in mid tropospheric levels supported by enhanced moisture incursion from Bay of Bengal had caused fairly widespread to widespread rainfall/thunderstorm activity over parts of Northeast India and adjoining areas of East India on two to three days; under their influence, remaining parts of East India and East Uttar Pradesh also received isolated to scattered rainfall/thunderstorm activity on a few days.

Government of India Ministry of Earth Sciences India Meteorological Department National Weather Forecasting Centre

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♦ Movement of Western Disturbances had caused widespread rainfall/thunderstorm activity over Jammu Kashmir & Ladakh on a single day and isolated to scattered rainfall/thunderstorm activity on three to four days during the week; movement of these systems along with convergence of moist southeasterlies over the region had caused isolated to scattered rainfall/thunderstorm activity over remaining parts of Western Himalayan Region also on many days during the week; isolated hailstorm activity also had been reported from Western Himalayan Region on one or two days along with.

♦ Troughs/ cyclonic circulations in the lower tropospheric levels had caused isolated to scattered rainfall/thunderstorm activity over plains of Northwest India and adjoining areas of Madhya Pradesh on two to three days during the week.

Heavy rain:

♦ Heavy to very heavy rainfall at isolated places had occurred over Andaman & Nicobar Islands, Nagaland, Manipur, Mizoram & Tripura, Sub Himalayan West Bengal & Sikkim, Jharkhand and Kerala & Mahe on one day each during the week.

♦ Heavy rainfall at isolated places had occurred over Coastal Andhra Pradesh & Yanam on four days; over Odisha on three days; over Assam & Meghalaya, Bihar, Tamil Nadu, Puducherry & Karaikkal and Kerala &

Mahe on two days each; over Andaman & Nicobar Islands, Nagaland, Manipur, Mizoram & Tripura, Sub Himalayan West Bengal & Sikkim, Gangetic West Bengal, Himachal Pradesh, Rayalaseema, Coastal Karnataka, North and South Interior Karnataka on one day each during the week.

Temperature Scenario:

Heatwave

♦ Heatwave conditions at most places had occurred over West Rajasthan on two days; at many places over West Rajasthan on one day; at a few places over West Rajasthan and West Madhya Pradesh on one day each; at isolated places over West Madhya Pradesh on three days, over Vidarbha on two days; over East &

West Rajasthan and southern parts of Saurashtra & Kutch on one day each during the week.

♦ The highest maximum temperature of 46.5^oC had been recorded at Barmer (West Rajasthan) on 11^th May 2022 and the lowest minimum temperature of 17.2^oC had been recorded at Meerut (West Uttar Pradesh) on 5^th May 2022 over the plains of the country during the week.

LEGEND: Few days-(3 days), Many days-4 to 5 days and Most days-6 to 7 days during the week.

METEOROLOGICALANALYSIS

♦ Last week’s Western Disturbance as a cyclonic circulation at 3.1 km above mean sea level over north Pakistan and neighbourhood with a trough aloft with its axis at 5.8 km above mean sea level roughly along 65°E & to the north of Lat. 25°N was seen as a trough in mid & upper tropospheric westerlies with its axis at 5.8 km above mean sea level roughly along Long. 75°E & to the north of Lat. 32°N on 5^th May 2022; it continued as a trough in mid & upper tropospheric westerlies with its axis at 5.8 km above mean sea level roughly along Long. 82°E to the north of Lat. 27°N on 6^th and roughly along Long. 88°E to the north of Lat.

22°N on 7^th; it was seen as a trough between 3.1 km & 5.8 km above mean sea level roughly along Long.

90°E to the north of Lat.22°N on 8^th;It has moved away northeastwards on 9^th May 2022.

♦ Last week’s trough/wind discontinuity from Vidarbha to south Tamilnadu ran from the cyclonic circulation over northwest Madhya Pradesh to Comorin area across Vidarbha, Telangana, Rayalaseema & interior Tamil Nadu at 0.9 km above mean sea level on 5^th May 2022;it ran from the cyclonic circulation over southeast Madhya Pradesh to south Tamilnadu across Vidarbha, Telangana and Rayalaseema at 0.9 km above mean sea level on 6^th; it ran from the cyclonic circulation over Vidarbha to South Interior Karnataka across Marath

a

wada and North Interior Karnataka at 0.9 km above mean sea level on 7^th; it has become less marked on 8^th May 2022.

♦ Last week’s trough from Punjab to Manipur ran from the cyclonic circulation over northwest Madhya Pradesh to Meghalaya across Chhattisgarh, Jharkhand and West Bengal at 0.9 km above mean sea level on 5^th May 2022; it has become less marked on 6^th May 2022.

♦ Last week’s cyclonic circulation over southeast Uttar Pradesh & neighbourhood at 1.5 km above mean sea level has become less marked on 5^th May 2022;

♦ Last week’s cyclonic circulation over South Andaman Sea & neighbourhood extending upto mid tropospheric levels persisted over the same areas on 5^th May 2022; under its influence, a Low Pressure Area has formed over South Andaman Sea & adjoining Southeast Bay of Bengal with the associated cyclonic circulation extending upto mid-tropospheric levels in the early morning hours on 6^th;it lay as a Well Marked Low Pressure Area over Southeast Bay of Bengal and adjoining South Andaman Sea in the morning of 7^th;it concentrated into a Depression and lay centered at 1130 hours IST of the same day over Southeast Bay of Bengal and adjoining Andaman Sea, near Latitude 9.4°N and Longitude 91.3°E, about 170 km west of Car Nicobar (Nicobar Islands), 300 km south-southwest of Port Blair (Andaman Islands), 1270 km southeast of Visakhapatnam (Andhra Pradesh) and 1300 km south-southeast of Puri (Odisha); moving northwestwards, it

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intensified into a Deep Depression in the evening of the same day and lay centered at 1730 hours IST of 07^th May 2022 over Southeast Bay of Bengal near Latitude 10.2°N and Longitude 90.5°E, about 280 km west-northwest of Car Nicobar (Nicobar Islands),290 km southwest of Port Blair (Andaman Islands), 1140 km southeast of Visakhapatnam (Andhra Pradesh) and 1180 km south-southeast of Puri (Odisha); moving initially northwestwards and then west-northwestwards, it intensified into a Cyclonic Storm ‘Asani’

(pronounced as Asani) and lay centered at 0530 hours IST of 08^th May 2022, over Southeast Bay of Bengal near Latitude 11.2°N and Longitude 89.3°E, about 450 km west-northwest of Car Nicobar (Nicobar Islands), 380 km west of Port Blair (Andaman Islands), 970 km southeast of Visakhapatnam (Andhra Pradesh) and 1030 km south-southeast of Puri (Odisha); then moving northwestwards, it lay centered at 0830 hours IST of 08^th May 2022 , over Southeast Bay of Bengal near Latitude 11.4°N and Longitude 89.1°E, about 480 km west-northwest of Car Nicobar (Nicobar Islands), 400 km west of Port Blair (Andaman Islands), 940 km southeast of Visakhapatnam (Andhra Pradesh) and 1000 km south-southeast of Puri (Odisha); further moving nearly northwestwards, it intensified into a Severe Cyclonic Storm and lay centered at 1730 hours IST of 08^th May 2022, over Southeast and adjoining Eastcentral Bay of Bengal, near Latitude 12.2°N and Longitude 88.2°E,about 610 km northwest of Car Nicobar (Nicobar Islands), 500 km west of Port Blair (Andaman Islands), 810 km southeast of Visakhapatnam (Andhra Pradesh) and 880 km south-southeast of Puri (Odisha); moving nearly northwestwards and then nearly west-northwestwards, it lay centered at 0830 hours IST of 09^th

May 2022

, over Westcentral and adjoining South Bay of Bengal near Latitude 14.0°N and Longitude 86.0°E, about 920 km northwest of Car Nicobar (Nicobar Islands), 770 km west-northwest of Port Blair (Andaman Islands), 500 km southeast of Visakhapatnam (Andhra Pradesh) and 650 km south of Puri (Odisha);moving west-northwestwards

further

, it lay centered at 1730 hours IST of 09^th May

2022

, over Westcentral and adjoining Southwest Bay of Bengal near Latitude 14.6°N and Longitude 85.0°E, about 390 km southeast of Kakinada (Andhra Pradesh),390 km south-southeast of Visakhapatnam (Andhra Pradesh), 510 km south of Gopalpur (Odisha) and 580 km south of Puri (Odisha); moving again west-northwestwards, it lay centered at 0830 hours IST of 10^th May 2022, over Westcentral Bay of Bengal near Latitude 15.0°N and Longitude 83.7°E, about 260 km southeast of Kakinada (Andhra Pradesh), 300 km south of Visakhapatnam (Andhra Pradesh), 490 km south-southwest of Gopalpur (Odisha) and 570 km south- southwest of Puri (Odisha); moving initially west-northwestwards and then northwestwards, it lay centered at 1730 hours IST of 10^th May 2022, over Westcentral Bay of Bengal near Latitude 15.2°N and Longitude 82.2°E, about 190 km south of Kakinada (Andhra Pradesh), 300 km southwest of Visakhapatnam (Andhra Pradesh), 530 km southwest of Gopalpur (Odisha) and 630 km southwest of Puri (Odisha);moving west- northwestwards, it weakened into a Cyclonic Storm and lay centered at 0230 hours IST of 11^th May2022, over the same region near Latitude 15.6°N and Longitude 81.3°E, about 60 km south-southeast of Machilipatnam (Andhra Pradesh), 180 km south-southwest of Kakinada (Andhra Pradesh), 310 km southwest of Visakhapatnam (Andhra Pradesh), 550 km south-southwest of Gopalpur (Odisha) and 660 km southwest of Puri (Odisha); moving initially north-northwestwards and then north-northeastwards it lay centered at 0830 hours IST of 11^th May

2022

, over Westcentral Bay of Bengal near Latitude 15.9°N and Longitude 81.4°E, about 40 km southeast of Machilipatnam (Andhra Pradesh), 140 km southwest of Kakinada (Andhra Pradesh), 280 km southwest of Visakhapatnam (Andhra Pradesh), 520 km southwest of Gopalpur (Odisha) and 630 km southwest of Puri (Odisha); moving north-northeastwards and then nearly northwards, it weakened into a Deep Depression and lay centered at 1730 hours IST of 11^th May over Westcentral Bay of Bengal close to Andhra Pradesh coast near Latitude 16.3°N and Longitude 81.3°E, about 20 km northeast of Machilipatnam (Andhra Pradesh), 50 km west-southwest of Narsapur and 120 km west-southwest of Kakinada (Andhra Pradesh); continuing to move nearly northwards, it crossed Andhra Pradesh coast near Latitude 16.3°N and Longitude 81.3°E between Machilipatnam and Narsapur as a Deep Depression with wind speed of 55-65 gusting to 75 kmph during 1730 to 1930 hours IST and lay centred at 2030 hrs IST of 11^th May, 2022 over Coastal Andhra Pradesh and adjoining Westcentral Bay of Bengal, near Latitude 16.4°N and Longitude 81.3°E, about 30 km north-northeast of Machilipatnam and 40km west of Narsapur; then moving nearly

west-southwestwards

, it lay centred at 2330 hrs IST of 11^th May, 2022 over coastal Andhra Pradesh, near Latitude 16.2°N and Longitude 80.9°E, close to West of Machilipatnam.

♦ A Western Disturbance as a trough in mid tropospheric westerlies with its axis at 5.8 km above mean sea level ran roughly along Long. 62°E & to the north of Lat. 30°N on 5^th May 2022; it continued as a trough in mid tropospheric westerlies with its axis at 5.8 km above mean sea level roughly along Long. 68°E to the north of Lat. 32°N on 6^th and roughly along Long. 75°E to the north of Lat. 32°N on 7^th; it has moved away east-northeastwards on 8^th May 2022.

♦ A cyclonic circulation lay over northwest Madhya Pradesh & neighbourhood and extended upto 0.9 km above mean sea level on 5^th May 2022; it has become less marked on 6^th May 2022.

♦ A trough in westerlies ran roughly along Long.90°E to the north of Lat.20°N between 3.1 km & 3.6 km above mean sea level on 5^th May 2022; it was seen as a cyclonic circulation over northeast Bangladesh &

neighbourhood between 3.1 & 3.6 km above mean sea level on 6^th and 7^th; it has become less marked on 8^th

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May 2022.

♦ A cyclonic circulation lay over south Haryana & neighbourhood at 0.9 km above mean sea level on 6^th May 2022; it has become less marked on 7^th May 2022.

♦ A cyclonic circulation lay over southeast Madhya Pradesh & neighbourhood at 0.9 km above mean sea level on 6^th May 2022; it lay over Vidarbha & neighbourhood and extended upto 1.5 km above mean sea level on 7^th; it has become less marked on 8^th May 2022.

♦ A cyclonic circulation lay over northwest Madhya Pradesh & neighbourhood and extended upto 1.5 km above mean sea level on 8^th May 2022; it has become less marked on 9^th May 2022.

♦ A cyclonic circulation lay over south coastal Andhra Pradesh & neighbourhood at 0.9 km above mean sea level on 8^th May 2022; it has become less marked on 9^th May 2022.

♦ A Western Disturbance as a trough in mid & upper tropospheric Westerlies with its axis at 5.8 km above mean sea level ran roughly along Long. 52°E to the north of Lat. 30°N on 9^th May 2022; it ran roughly along Long. 56°E to the north of Lat. 30°N on 10^thand roughly along Long.65°E to the north of Lat.32°N on 11^th May 2022.

♦ A trough ran from Punjab to northwest Madhya Pradesh across Haryana & Rajasthan and extended upto 1.5 km above mean sea level on 9^th May 2022; it ran from northwest Rajasthan to southeast Madhya Pradesh and extended upto 1.5 km above mean sea level on 10^th and 11^th May 2022.

♦ A cyclonic circulation lay over East Uttar Pradesh & neighbourhood at 5.8 km above mean sea level on 9^th May 2022; it was seen as a trough in westerlies roughly along Long.85°E to the north of Lat.22°N between 5.8 & 7.6 km above mean sea level on 10^th; it ran roughly along Long.87°E to the north of Lat.25°N at 5.8 km above mean sea level on 11^th May 2022.

♦ A trough ran from the cyclonic circulation associated with the Severe Cyclonic Storm over West central Bay of Bengal to North Interior Karnataka and extended upto 3.1 km above mean sea level on 10^th May 2022; it ran from the cyclonic circulation associated with the Cyclonic Storm over West central Bay of Bengal to west Vidarbha and extended upto 1.5 km above mean sea level on 11^th May 2022.

RAINFALL SUMMARY

Category of the rainfall

WEEK SEASON

05.05.2022 TO 11.05.2022 01.03.2022 TO 11.05.2022 Number of Sub-divisions Number of Sub-divisions

LARGE EXCESS (+60% or more) 08 05

EXCESS (+20% to +59%) 03 04

NORMAL (+19% to -19%) 07 05

DEFICIENT (-20% to -59%) 05 07

LARGE DEFICIENT (-60% to -99%) 09 15

NO RAIN (-100%) 04 00

Cumulative rainfall (mm) ^Actual Normal % Departure Actual Normal % Departure

EAST & NORTH-EAST INDIA 25.0 37.3 -33 245.5 247.4 -1

NORTH-WEST INDIA 5.7 7.9 -28 20.0 91.6 -78

CENTRAL INDIA 2.9 3.7 -22 10.1 23.0 -56

SOUTH PENINSULA 26.9 14.1 +91 93.4 69.1 +35

Country as a whole _12.0 _12.4 _-3 _67.1 _88.9 _-25

 Weekly cumulative rainfall distribution is presented in Fig-1

 Sub-division wise weekly and seasonal rainfall distribution is presented in Fig-2 and Fig-3.

 Sub-divisionwise daily distribution of realised Rainfall is shown in Table-1(A).

 Sub-divisionwise departure of realised Maximum temperature from Normal is shown in Table-1(C)

 Statewise distribution of number of districts with Large-Excesse, Excess, Normal, Deficient, Large-deficient and no rainfall is shown in Table-2.

 Cumulative seasonal rainfall data during the corresponding weekly period for the last five years are given in Table-3.

 Sub-divisionwise realised weekly rainfall (in cm) is shown in Annexure-1.

FORECAST & WARNING FOR THE NEXT WEEK 12 MAY TO 18 MAY, 2022

 Detailed seven days Sub-division wise rainfall-forecast is given in Table-1(B).

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Fig-1

WEEKLY CUMULATIVE RAINFALL (05 MAY - 11 MAY, 2022)

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Table-1 (A)

METEOROLOGICAL SUB-DIVISIONWISE DISTRIBUTION OF REALISED RAINFALL-2022

S.No. MET.SUB-DIVISIONS 05 MAY 06 MAY 07 MAY 08 MAY 09 MAY 10 MAY 11 MAY

1 ANDAMAN & NICO.ISLANDS FWS WS WS** WS* WS* WS FWS

2 ARUNACHAL PRADESH SCT ISOL ISOL ISOL ISOL SCT WS

3 ASSAM & MEGHALAYA ISOL ISOL ISOL ISOL ISOL FWS FWS

4 NAGA.MANI.MIZO.& TRIPURA WS ISOL SCT ISOL FWS FWS WS*

5 SUB-HIM.W. BENG. & SIKKIM SCT SCT WS ISOL ISOL FWS FWS*

6 GANGETIC WEST BENGAL DRY WS** ISOL ISOL ISOL FWS* WS*

7 ODISHA ISOL FWS** ISOL ISOL ISOL SCT FWS*

8 JHARKHAND ISOL SCT ISOL ISOL ISOL ISOL ISOL

9 BIHAR ISOL SCT ISOL ISOL ISOL ISOL ISOL

10 EAST UTTAR PRADESH SCT ISOL DRY ISOL ISOL DRY ISOL

11 WEST UTTAR PRADESH SCT DRY ISOL DRY DRY DRY ISOL

12 UTTARAKHAND SCT ISOL SCT SCT SCT FWS SCT

13 HARYANA CHD. & DELHI SCT ISOL ISOL DRY DRY DRY ISOL

14 PUNJAB SCT DRY DRY DRY DRY ISOL DRY

15 HIMACHAL PRADESH SCT DRY ISOL ISOL ISOL SCT ISOL

16 JAMMU & KASHMIRANDLADAKH WS DRY SCT DRY ISOL SCT ISOL

17 WEST RAJASTHAN DRY ISOL ISOL DRY DRY DRY DRY

18 EAST RAJASTHAN DRY ISOL ISOL DRY DRY DRY DRY

19 WEST MADHYA PRADESH ISOL DRY ISOL DRY DRY DRY DRY

20 EAST MADHYA PRADESH ISOL DRY DRY DRY DRY DRY DRY

21 GUJARAT REGION DRY ISOL DRY DRY DRY DRY DRY

22 SAURASTRA & KUTCH DRY DRY DRY DRY DRY DRY DRY

23 KONKAN & GOA DRY DRY DRY DRY DRY DRY DRY

24 MADHYA MAHARASHTRA DRY DRY DRY DRY DRY DRY DRY

25 MARATHAWADA DRY DRY DRY DRY DRY DRY DRY

26 VIDARBHA ISOL DRY DRY DRY DRY DRY DRY

27 CHHATTISGARH ISOL ISOL ISOL ISOL DRY DRY DRY

28 COASTAL ANDHRA PR. & YANAM ISOL SCT ISOL ISOL ISOL SCT WS*

29 TELANGANA ISOL ISOL ISOL ISOL ISOL ISOL ISOL

30 RAYALASEEMA ISOL ISOL SCT ISOL ISOL SCT FWS**

31 TAMIL. PUDU. & KARAIKAL SCT ISOL ISOL ISOL ISOL SCT SCT

32 COASTAL KARNATAKA FWS SCT SCT DRY SCT ISOL SCT

33 NORTH INT.KARNATAKA SCT ISOL ISOL ISOL ISOL DRY ISOL

34 SOUTH INT.KARNATAKA FWS FWS* SCT SCT WS* SCT WS*

35 KERALA & MAHE FWS ISOL ISOL SCT FWS WS* WS**

36 LAKSHADWEEP DRY SCT SCT DRY DRY SCT DRY

LEGENDS:

WS - WIDE SPREAD / MOST PLACES (76-100%) FWS - FAIRLY WIDE SPREAD / MANY PLACES (51% to 75%) SCT - SCATTERED / FEW PLACES (26% to 50%) ISOL - ISOLATED (up to 25%) D / DRY - NO STATION REPORTED RAINFALL

* ACTIVE (R/F 1^1/₂- 4 times the normal with WS/FWS, at least 2 stations should be 5 cm. along west coast & 3 cm. elsewhere )

** VIGOROUS (R/F More than 4 times the normal with WS/FWS, at least 2 stations should be 8 cm. along west coast & 5 cm. elsewhere)

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Table-1 (B)

METEOROLOGICAL SUB-DIVISIONWISE WEEKLY RAINFALL FORECAST-2022

Sr. No MET.SUB-DIVISIONS 12 MAY 13 MAY 14 MAY 15 MAY 16 MAY 17 MAY 18 MAY

1 ANDAMAN & NICO.ISLANDS FWS WS WS^● WS^● WS^● WS FWS

2 ARUNACHAL PRADESH WS^L^● WS^●● WS^●● WS^●● WS^●● WS FWS

3 ASSAM & MEGHALAYA WS^L^●●● WS^L^●●● WS^●●● WS^●● WS^●● WS WS

4 NAGA.MANI.MIZO.& TRIPURA WS^L^● WS^L^● WS^● WS^● WS^● WS WS

5 SUB-HIM.W. BENG. & SIKKIM WS^L^●● WS^●● WS^●● WS^● WS^● WS FWS

6 GANGETIC WEST BENGAL SCT^L ISOL^L ISOL ISOL SCT^L FWS FWS

7 ODISHA SCT^L ISOL ISOL ISOL^L ISOL^L ISOL SCT

8 JHARKHAND ISOL^L ISOL ISOL ISOL ISOL SCT SCT

9 BIHAR SCT^L SCT^L ISOL ISOL ISOL^L SCT SCT

10 EAST UTTAR PRADESH ISOL^L ISOL^L DRY ISOL^L ISOL^L ISOL ISOL

11 WEST UTTAR PRADESH DRY DRY DRY DRY DRY ISOL ISOL

12 UTTARAKHAND ISOL^L DRY DRY DRY ISOL^# SCT SCT

13 HARYANA CHD. & DELHI DRY⁺ DRY⁺ DRY⁺ DRY DRY ISOL ISOL

14 PUNJAB DRY⁺ DRY⁺ DRY⁺ DRY DRY ISOL DRY

15 HIMACHAL PRADESH ISOL^L DRY DRY DRY ISOL^# FWS SCT

16 JAMMU & KASHMIRANDLADAKH ISOL^L⁺ DRY⁺ DRY⁺ DRY SCT^# WS SCT

17 WEST RAJASTHAN DRY⁺⁺ DRY⁺⁺ DRY⁺ DRY⁺ DRY⁺ DRY DRY

18 EAST RAJASTHAN DRY⁺⁺ DRY⁺⁺ DRY⁺ DRY⁺ DRY⁺ DRY DRY

19 WEST MADHYA PRADESH DRY⁺ DRY⁺ DRY⁺ DRY⁺ DRY⁺ DRY DRY

20 EAST MADHYA PRADESH DRY DRY⁺ DRY⁺ DRY⁺ DRY⁺ DRY ISOL

21 GUJARAT REGION DRY⁺ DRY⁺ DRY DRY DRY DRY DRY

22 SAURASTRA & KUTCH DRY⁺ DRY⁺ DRY DRY DRY DRY DRY

23 KONKAN & GOA ISOL ISOL DRY DRY ISOL ISOL ISOL

24 MADHYA MAHARASHTRA ISOL DRY DRY DRY DRY DRY ISOL

25 MARATHAWADA ISOL DRY DRY DRY DRY DRY ISOL

26 VIDARBHA ISOL DRY DRY⁺ DRY⁺ DRY⁺ DRY ISOL

27 CHHATTISGARH ISOL ISOL ISOL DRY DRY DRY ISOL

28 COASTAL ANDHRA PR. & YANAM FWS^L^● SCT^L ISOL ISOL SCT ISOL SCT

29 TELANGANA ISOL^L ISOL^L ISOL ISOL ISOL ISOL SCT

30 RAYALASEEMA WS^L^●●● SCT^L ISOL ISOL SCT ISOL SCT

31 TAMIL. PUDU. & KARAIKAL SCT^L^● FWS^L FWS^L^● SCT SCT FWS SCT

32 COASTAL KARNATAKA FWS^L^● SCT^L SCT ISOL ISOL SCT FWS

33 NORTH INTERIOR KARNATAKA SCT ISOL ISOL ISOL ISOL ISOL SCT

34 SOUTH INTERIOR KARNATAKA WS^L^● SCT^L SCT ISOL ISOL SCT FWS

35 KERALA & MAHE FWS^L^● FWS^L^● FWS^L^● FWS^L^● FWS^L^● FWS WS

36 LAKSHADWEEP FWS^L FWS FWS FWS FWS FWS WS

LEGENDS:

WS - WIDE SPREAD / MOST PLACES (76-100%) FWS - FAIRLY WIDE SPREAD / MANY PLACES (51% to 75%) SCT - SCATTERED / FEW PLACES (26% to 50%) ISOL - ISOLATED (up to 25%) D / DRY - NO RAINFALL

●Heavy Rainfall (64.5-115.5 mm) ^●●Heavy to Very Heavy Rainfall (115.6-204.4 mm) ^●●●Extremely Heavy Rainfall (204.5 mm or more)

F Fog * Snowfall ^DDust storm ^$Thunderstorm with Squall ^L Thunderstorm with Lightning ^#Thunderstorm with Hail

⁺Heat Wave (Maximum temperature departure from Normal +4.5ÔC to +6.4ÔC) ⁺⁺ Severe Heat Wave (Maximum temperature departure from Normal ≥ +6.5ÔC)

^-Cold Wave (Minimum temperature departure from Normal -4.5ÔC to -6.4ÔC) ^{- -}Severe Cold Wave (Minimum temperature departure from Norma ≤ -6.5ÔC)