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 2026-06-28 to 21 UTC of 2026-06-28
| Synoptic Situation | SOUTHWEST MONSOON WEAK TO MODERATE OVER ANDAMAN SEA AND MODERATE OVER NORTH WEST BAY OF BENGAL. |
| Wind | MAINLY SOUTHWESTERLY 10 TO 15 KNOTS OVER NORTH ANDAMAN SEA AND SOUTHWEST TO WESTERLY 10 TO 15 KNOTS OVER SOUTH ANDAMAN SEA . |
| Weather | RAIN OR THUNDERSHOWER VERY LIKELY TO OCCUR AT MOST PLACES OVER ANDAMAN & NICOBAR COAST. |
| Visibility | MODERATE BECOMING POOR IN HEAVY RAIN/THUNDERSHOWER OVER NORTH ANDAMAN SEA AND MODERATE BECOMING POOR IN RAIN/THUNDERSHOWER OVER SOUTH ANDAMAN SEA. |
| Sea Condition | SMOOTH TO SLIGHT. |
| Port Signal | NIL |
| Storm Surge/Tidal Warning | SWELL WAVES IN THE RANGE OF 18.0 - 20.0 SEC PERIOD WITH 1.2 - 1.6 M HEIGHT ARE FORECASTED UP TO 23:30 HOURS ON 29-06-2026. IT ADVISED THAT THERE IS A POSSIBILITY OF SURGING OF WAVES, BOATS TO PLY WITH UTMOST VIGILANCE, RECREATION WITH DUE CARE. |
| Wind | SOUTH TO SOUTHWESTERLY 15 TO 20 KNOTS. |
| Weather | RAIN OR THUNDERSHOWER LIKELY TO OCCUR AT A FEW PLACES OVER WEST BENGAL COAST. |
| Visibility | GOOD BECOMING MODERATE IN RAIN/THUNDERSHOWER. |
| Sea Condition | SLIGHT TO MODERATE. |
| Port Signal | NIL |
| Storm Surge/Tidal Warning | SWELL WAVES IN THE RANGE OF 19.0 - 22.0 SEC PERIOD WITH 0.9 - 1.1 M HEIGHT ARE FORECASTED UP TO 23:30 HOURS ON 29-06-2026. IT ADVISED THAT THERE IS A POSSIBILITY OF SURGING OF WAVES, BOATS TO PLY WITH UTMOST VIGILANCE, RECREATION WITH DUE CARE. |
| Time of Issue | 14:24 IST of 2026-06-28 |