Tuesday, November 19, 2013

Deep Depression "91B" - Moved W-N-W and S, Central Andhra coast landfall expected

Analysis at 2pm indicates that "91B" is a Deep Depression with pressure around 997mb.
Latest position is 14.8 N , 85.2 E, and winds gusting upto 65 kmph.
After a small movement towards W-S-W... now it has moved W-N-W during past 6 hrs.

Visible satellite at 4:30pm, shows good convective activity over N,N-W,S-E,E,N-E quadrants.
Cloud top temperatures over its N,E,N-E quadrants show upto -40 and -50 C.

NAVGEM model indicates a landfall as Depression/ Deep depression along #Chennai and Nellore on night / evening of Thursday, 21-Nov-2013.

GFS model suggest a landfall as Depression along Nellore, Ongole and Machilipatnam coast.

Till evening of Wednesday, 20-Nov, LESS rain expected along Andhra coast, interior, Coastal Tamilnadu.
But showers expected to continue for S Kerala and S Tamilnadu during next 2 days.

Early rain around morning of Thursday expected for N-E,central Andhra coast.
For central,S Andhra coast, HEAVY rain due to this Depression is expected only around evening / night of Thursday, 21-Nov.
If the system crosses thru Ongole, the Vijayawada zone to get Very HEAVY rains on Friday.

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