Yesterday night it seemed like 07B is going to dissipate in open waters.
Now (8:55 AM) the satellite pic shows a huge cloud mass has gathered around it's center. Still 07B is no way a Cyclone, just a Depression in the making.
Here is latest satellite pic ...
Take a look at this BBC- rainfall forecast for Sunday, surprisingly it shows heavy rainfall around North-Tamilnadu. And according to JTWC tracking, 07B will make a initial landfall around north-east srilanka and then crash into Tamilnadu.
JTWC tracking:
And summary from JTWC:
*************************************
REMARKS:050300Z POSITION NEAR 7.8N 88.5E.
TROPICAL CYCLONE (TC) 07B, LOCATED NEAR 7.7N 88.8E APPROXIMATELY
595 NM EAST-SOUTHEAST OF CHENNAI, INDIA, CONTINUES TO TRACK WEST-
NORTHWESTWARD AT 04 KNOTS. RECENT ANIMATED INFRARED IMAGERY AND A
050030Z SSMI MICROWAVE IMAGE SHOW CONVECTIVE BANDING TO THE WEST OF
A PARTIALLY EXPOSED LOW LEVER CIRCULATION CENTER (LLCC). UPPER LEVEL
ANALYSIS INDICATES TC 07B REMAINS IN AN ENVIRONMENT WITH MODERATE
VERTICAL WIND SHEAR. THE SYSTEM WILL CONTINUE TO TRACK WEST-NORTH-
WESTWARD ON THE SOUTH SIDE OF THE MID-LEVEL SUBTROPICAL RIDGE TO THE
NORTH. DRIER AIR IN THE NORTHERN BAY OF BENGAL COUPLED WITH SUSTAINED
MODERATE VERTICAL WIND SHEAR, WILL MINIMIZE THE DEVELOPMENT OF TC 07B
AND KEEP ITS SLOW FORWARD MOTION OVER THE NEXT 48 HOURS. THE SYSTEM
IS EXPECTED TO MAKE LANDFALL INTO SRI LANKA AFTER TAU 60 AND WEAKEN.
MAXIMUM SIGNIFICANT WAVE HEIGHT AT 050000Z IS 12 FEET. NEXT WARNINGS
AT 050900Z, 051500Z, 052100Z AND 060300Z
**************************************************
