Supplementary figures:
Figure S1: 700 hPa (top) and 850 hPa (bottom) wind vector (m s-1) and geopotential height (m;
1
Figure S2: 700 hPa (top) and 10 meter (bottom) wind vector (m s-1), 850 hPa specific humidity (g kg-1; color contour in top panel) and total column water vapour (mm; color contour in bottom panel) for Case 1(left; 2009 Nov. 25th 0600 UTC), Case 2 (center; 2010 Dec. 30th 0600 UTC), Case 3 (right; 2011 Jan. 14th 1800 UTC). The red dot is for Jeddah.
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Figure S3: 850 hPa (top) and 10 meter (bottom) wind vector (m s-1), 850 hPa (top) and 2 meter (bottom) temperature (K; color contour), and total column water vapour (mm; blue line in 8
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Figure S4: 200 hPa (top) and 500 hPa (bottom) wind vector (m s-1), 200 hPa geopotential height (m; color contour in top panel) and 500 hPa vertical velocity (Pa s-1; color contour in bottom panel) for Case 1(left; 2009 Nov. 25th 0600 UTC), Case 2 (center; 2010 Dec. 30th 0600 UTC), Case 3 (right; 2011 Jan. 14th 1800 UTC). The red dot is for Jeddah.
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Figure S5: The vertical profiles are for temperature (K; a), potential temperature (K; b), specific
a) b)
c) d)
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Figure S6: Pattern correlation for WRF (D3-1km) and Taif radar data based on hourly time series of rainstorm for Case 1. The purple circle is for downtown Jeddah.
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Figure S8: Accumulated rainfall (mm; top panel) at Jeddah station, accumulated rainfall (mm;
middle panel) averaged over the Jeddah catchment and precipitation rate (mm hr-1; bottom panel)
D3-1km D2-5km
a) b)
Case 2:
Station
c) d)
Catchment
e) f)
Catchment
Case 3:
g) h)
Station
i) j)
Catchment
k) l)
Catchment
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a) b)
c) d)
e) f)
Figure S10: Accumulated rainfall (mm) from TRMM datasets (a), ERAI (b), Taif radar datasets (c) , WRF-D1-25km (d), WRF-D2-5km (e) and WRF-D3-1km (f) for Case 1 (2009 Nov. 24:00-
(c) Radar
TRMM (b) ERAI
(f) WRF-D3
WRF-D1 (e) WRF-D2
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