India Meteorological Department/ भारत मौसम विज्ञान विभाग
ACWC KOLKATA / ए .सी .डबब्लू .सी कोलकाता
Coastal Weather Bulletin
DAILY ONE Bulletin Valid for 12 hrs from 09 UTC of 2026-09-15 to 21 UTC of 2026-09-15
| Synoptic Situation | SOUTHWEST MONSOON WEAK OVER NORTHWEST BAY OF BENGAL AND SOUTHWEST MONSOON WEAK TO MODERATE OVER ANDAMAN SEA. |
| Wind | SOUTHWEST TO WESTERLY; 10 TO 15 KNOTS OVER NORTH ANDAMAN SEA AND MAINLY WESTERLY ; 10-15 KNOTS OVER SOUTH ANDAMAN SEA |
| Weather | RAIN OR THUNDERSHOWER VERY LIKELY TO OCCUR AT MOST PLACES OVER ANDAMAN & NICOBAR COAST. |
| Visibility | GOOD BECOMING MODERATE IN RAIN/THUNDERSHOWER OVER NORTH ANDAMAN SEA MODERATE BECOMING POOR IN HEAVY RAIN/THUNDERSHOWER OVER SOUTH ANDAMAN SEA. |
| Sea Condition | SMOOTH TO SLIGHT. |
| Port Signal | NIL. |
| Storm Surge/Tidal Warning | NIL. |
| Wind | SOUTHWEST TO WESTERLY; 05 TO 10 KNOTS. |
| Weather | RAIN OR THUNDERSHOWER LIKELY TO OCCUR AT ONE OR TWO PLACES OVER WEST BENGAL COAST. |
| Visibility | GOOD BECOMING MODERATE IN RAIN/THUNDERSHOWER. |
| Sea Condition | SMOOTH. |
| Port Signal | NIL. |
| Storm Surge/Tidal Warning | SWELL WAVES IN THE RANGE OF 17.0 - 18.0 SEC PERIOD WITH 1.0 - 1.1 M HEIGHT ARE FORECASTED UPTO 23:30 HOURS OF 16-09-2026. IT ADVISED THAT THERE IS A POSSIBILITY OF SURGING OF WAVES, BOATS TO PLY WITH UTMOST VIGILANCE, RECREATION WITH DUE CARE. |
| Time of Issue | 15:05 IST of 2026-09-15 |