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 2026-08-06 to 09 UTC of 2026-08-07

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

 
Andaman area
Wind MAINLY SOUTHWESTERLY; 15 TO 20 KNOTS GUSTING TO 25 KNOTS OVER SOUTH ANDAMAN SEA. MAINLY SOUTHWESTERLY; 15 TO 20 KNOTS GUSTING TO 25 KNOTS OVER NORTH ANDAMAN SEA.
Weather RAIN OR THUNDERSHOWER VERY LIKELY TO OCCUR AT MOST PLACES WITH HEAVY RAINFALL AT ONE OR TWO PLACES OVER ANDAMAN & NICOBAR COASTS.
Visibility MODERATE BECOMING POOR IN HEAVY RAIN/THUNDERSHOWER OVER ANDAMAN SEA.
Sea Condition SLIGHT TO MODERATE OCASSIONALLY VERY ROUGH OVER SOUTH ANDAMAN SEA. SLIGHT TO MODERATE OCASSIONALLY ROUGH OVER NORTH ANDAMAN SEA.
Port Signal KEEP HOISTED LOCAL CAUTIONARY SIGNAL NO. 3 AT SRI VIJAYAPURAM PORT.
Storm Surge/Tidal Warning SWELL WAVES IN THE RANGE OF 16.0 € 21.0 SEC PERIOD WITH 1.6 - 2.5 M HEIGHT ARE FORECASTED TILL 23:30 HOURS ON 07-08-2026. 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 MAINLY SOUTHWESTERLY; 10 TO 15 KNOTS.
Weather RAIN OR THUNDERSHOWER VERY LIKELY TO OCCUR AT MOST PLACES WITH HEAVY RAINFALL AT ONE OR TWO PLACES OVER WEST BENGAL COAST.
Visibility MODERATE BECOMING POOR IN HEAVY RAIN/THUNDERSHOWER.
Sea Condition SMOOTH TO SLIGHT.
Port Signal NIL.
Storm Surge/Tidal Warning SWELL WAVES IN THE RANGE OF 15.0 - 21.0 SEC PERIOD WITH 1.0 - 1.2 M HEIGHT ARE FORECASTED DURING 20:30 HOURS ON 06-08-2026 TO 23:30 HOURS ON 07-08-2026. IT ADVISED THAT THERE IS A POSSIBILITY OF SURGING OF WAVES, BOATS TO PLY WITH UTMOST VIGILANCE, RECREATION WITH DUE CARE.

Time of Issue21:53 IST of 2026-08-06