India Meteorological Department/ भारत मौसम विज्ञान विभाग

ACWC CHENNAI / ए .सी .डबब्लू .सी चेन्नई

Coastal Weather Bulletin

DAILY TWO Bulletin Valid for 12 hrs from 22 UTC of 2026-05-16 to 10 UTC of 2026-05-17

 
Synoptic Situation MORNING€S LOW PRESSURE AREA OVER SOUTHWEST & ADJOINING WESTCENTRAL BAY OF BENGAL LAY HAS BECOME LESS MARKED AT 1200 UTC OF TODAY, THE 16TH MAY 2026. HOWEVER, THE ASSOCIATED CYCLONIC CIRCULATION EXTENDING UPTO 4.5 KM ABOVE MEAN SEA LEVEL TILTING SOUTHWESTWARDS WITH HEIGHT PERSISTS.

 
North Tamilnadu coast
Wind MAINLY SOUTHERLY 10-15 KNOTS.
Weather ISOLATED RAIN / THUNDERSHOWERS.
Visibility GOOD, BECOMING POOR IN RAIN/THUNDERSHOWERS.
Sea Condition SLIGHT
Port Signal NIL AT ALL PORTS
Storm Surge/Tidal Warning NIL

South Tamilnadu coast
Wind MAINLY SOUTHERLY 15-20 KNOTS GUSTING TO 25 KNOTS OCCASIONALLY.
Weather ISOLATED RAIN/THUNDERSHOWERS WITH ISOLATED HEAVY FALLS.
Visibility MODERATE, BECOMING POOR IN RAIN/ THUNDERSHOWERS; VERY POOR IN HEAVY FALLS.
Sea Condition SLIGHT TO MODERATE; ROUGH IN GUST.
Port Signal NIL AT ALL PORTS
Storm Surge/Tidal Warning NIL

Time of Issue20:58 IST of 2026-05-16