Parameters Suggests Withdrawal Of Southwest Monsoon From West Rajasthan

Current Weather Conditions on 22nd September 2014 @ 11.00 pm.

The Low Pressure that developed over the Bay of Bengal had tracked mainly Northwards towards Odisha West Bengal, Jharkhand & Bihar and vicinity. The Clouding associated with this Low is to the Southwest of the System. The Low is now mostly weakened and now only UAC exists.

The axis of Monsoon has practically become unimportant.

There has not been any significant rainfall over Saurashtra,  Kutch & most parts of Gujarat in last few days. Only a few Districts of South Gujarat received light rain or scattered showers.

All India Division Wise Rainfall Till 22nd September 2014

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All India Daily Mean Rainfall Forecast From 22nd to 29th September 2014

GFS574rain-drf_220914

The above Forecast Graph indicates that the Daily mean Rainfall during the week ending 29th September will be less than Daily mean normal Rainfall. Hence the Southwest Monsoon could end with a deficit a shade higher 11%. Seasonal deficit for Southwest Monsoon ending period 30th September could be around 12 to 12.5 %.

IMD Water Vapor Satellite Image Showing Reduction of Mositure over NW India

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The criteria for withdrawal of Southwest Monsoon from West Rajasthan are mostly being fulfilled. There has not been any rainfall in West Rajasthan during the last 5 days. Jaisalmer has not received any rainfall after 13th September.  The Water Vapor Satellite image shows considerable reduction in moisture content in most parts of West Rajasthan. The establishment of Anti-Cyclone in the lower level ( 850 hPa and below ) is not clearly seen. However, the winds have oriented towards forming an Anti-Cyclone.

00imd_850wind_220914

From the above analysis we conclude that the Southwest Monsoon has withdrawn from the West Rajasthan and nearby areas.

Note: IMD has not yet declared the Withdrawal of Southwest Monsoon from West Rajasthan as yet but could announce the withdrawal shortly.

 

COLA/IGES Precipitation Forecast Map Valid 27th September 2014

india3.120hr_220914

 

COLA/IGES Precipitation Forecast Map Valid 28th September 2014

india3.144hr_220914

Forecast: 23rd September to 28th September 2014

Saurashtra & Gujarat :

Few Isolated scattered showers from 23rd to 26th September for forecast region. Scattered showers or light rain 27th & 28th September for the forecast region.

Kutch: Mostly dry conditions.

NOTE: On Vacation so post will be put if time permits !

 

forecast_220914

તારીખ સપ્ટેમ્બર ૨૩ થી ૨૮ સપ્ટેમ્બર ૨૦૧૪:

સૌરાષ્ટ્ર અને  ગુજરાત  :

તારીખ ૨૩ થી ૨૬ દરમ્યાન કોઈ કોઈ જગ્યાએ છુટા છવાયા ઝાપટા. વિસ્તાર અને માત્રા ઓછી. તારીખ ૨૭ અને ૨૮ માં છુટા છવાયા ઝાપટા તેમજ હળવો વરસાદ ની શક્યતા છે.

કચ્છ:

મુખ્યત્વે સુકું વાતવરણ.

નોંધ: રજા માં બહાર ગામ હોવા થી નવી અપડેટ માટે વેલા મોડું ગણવું તેમજ પોસ્ટ ના જવાબ પણ વેલા મોડા મળશે.