Yesterday's Cyclonic Circulation over Northwest Bay of Bengal has descended to Sea level to form a Low Pressure this morning over the Northwest Bay of Bengal near Odisha Coast and vicinity. Associated Cyclonic Circulation extends up to 7.6 kms. above sea level tilting Southwestwards with height.
The axis of monsoon trough at mean sea level passes through Anupgarh, Narnaul, Etawah, Fursatganj, Hazaribagh, Bankura, Center of low Pressure area and thence Southeastwards to Eastcentral Bay of Bengal.
There is an off shore trough at mean sea level from Konkan coast to Karnataka coast.
NCEP/GFS Rainfall Forecasts from 20th July to 26th July 2012
This map shows that major portion of heavy rain is forecast for Central India as can be seen by the Red color. Saurashtra the rainfall range is 1.5 Cm. to 4.5 Cms. as seen by the light & medium Green color.
Current forecast models do not show that the Low Pressure System from the Bay of Bengal will reach Saurashtra. However, updated forecast for Saurshtra will be put up tomorrow.