India Meteorological Department/ भारत मौसम विज्ञान विभाग

ACWC KOLKATA / ए .सी .डबब्लू .सी कोलकाता

Coastal Weather Bulletin

DAILY TWO Bulletin Valid for 12 hrs from 21 UTC of 2026-08-24 to 09 UTC of 2026-08-25

 
Synoptic Situation SOUTHWEST MONSOON MODERATE OVER NORTHWEST BAY OF BENGAL. SOUTHWEST MONSOON MODERATE OVER ANDAMAN SEA.

 
Andaman area
Wind MAINLY SOUTHWESTERLY; 15 TO 20 KNOTS GUSTING TO 30 KNOTS OVER NORTH ANDAMAN SEA. MAINLY SOUTHWESTERLY; 15 TO 20 KNOTS GUSTING TO 25 KNOTS OVER SOUTH ANDAMAN SEA.
Weather RAIN OR THUNDERSHOWER VERY LIKELY TO OCCUR AT MANY PLACES OVER ANDAMAN & NICOBAR COASTS.
Visibility MODERATE BECOMING POOR IN RAIN/THUNDERSHOWER OVER ANDAMAN SEA.
Sea Condition MODERATE OCASSIONALLY ROUGH TO VERY ROUGH OVER NORTH ANDAMAN SEA. SLIGHT TO MODERATE OCASSIONALLY ROUGH OVER SOUTH ANDAMAN SEA.
Port Signal KEEP HOISTED LOCAL CAUTIONARY SIGNAL NO. 3 IS AT SRI VIJAYAPURAM PORT.
Storm Surge/Tidal Warning SWELL WAVES IN THE RANGE OF 14.0 - 18.0 SEC PERIOD WITH 1.9 - 2.2 M HEIGHT ARE FORECASTED UP TO 23:30 HOURS ON 25-08-2026. IT ADVISED THAT THERE IS A POSSIBILITY OF SURGING OF WAVES, BOATS TO PLY WITH UTMOST VIGILANCE, RECREATION WITH DUE CARE.

West Bengal coast
Wind SOUTH TO SOUTHWESTERLY; 15 - 20 KTS GUSTING 25 KTS
Weather RAIN OR THUNDERSHOWER VERY LIKELY TO OCCUR AT MOST PLACES OVER WEST BENGAL COAST.
Visibility MODERATE BECOMING POOR IN RAIN/THUNDERSHOWER.
Sea Condition SLIGHT TO MODERATE OCASSIONALLY ROUGH
Port Signal LOCAL CAUTIONARY SIGNAL NO. 3 HOISTED AT HOOGHLY (KOLKATA & HALDIA) PORT WITH SECTIONAL SIGNAL NO-I AT SAGAR ISLAND PORT.
Storm Surge/Tidal Warning NIL

Time of Issue21:42 IST of 2026-08-24