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 2026-11-15 to 21 UTC of 2026-11-15
| Synoptic Situation | THE DEPRESSION OVER SOUTHEAST & ADJOINING SOUTHWEST BAY OF BENGAL MOVED NEARLY NORTHWARDS WITH THE SPEED OF 10 KMPH DURING PAST 03 HOURS AND LAY CENTERED AT 0830 HOURS IST OF TODAY, THE 15TH NOVEMBER, 2026 OVER THE SAME REGION, NEAR LATITUDE 9.3°N AND LONGITUDE 86.9°E, ABOUT 630 KM EAST OF TRINCOMALEE (SRI LANKA), 690KM WEST-SOUTHWEST OF SRI VIJAYA PURAM (ANDAMAN & NICOBAR ISLANDS), 840 KM EAST-SOUTHEAST OF CHENNAI (TAMIL NADU), 1010 KM SOUTH-SOUTHEAST OF VISAKHAPATNAM (ANDHRA PRADESH) AND 1130 KM SOUTH-SOUTHEAST OF GOPALPUR (ODISHA). IT IS VERY LIKELY TO MOVE NORTH-NORTHWESTWARDS, INTENSIFY FURTHER INTO A CYCLONIC STORM OVER THE CENTRAL PARTS OF SOUTH & ADJOINING WESTCENTRAL BAY OF BENGAL ON 16TH NOVEMBER AND INTO A SEVERE CYCLONIC STORM OVER WESTCENTRAL BAY OF BENGAL ON 17TH NOVEMBER, 2026. THEREAFTER, IT IS LIKELY TO INTENSIFY FURTHER AND MOVE NORTHWESTWARDS TOWARDS ANDHRA PRADESH COAST DURING SUBSEQUENT 02 DAYS. |
| Wind | SOUTHEAST TO SOUTHERLY; 15 TO 20 KNOTS GUSTING 25 KNOTS OVER NORTH ANDAMAN SEA. SOUTH TO SOUTHWESTERLY; 20 TO 25 KNOTS GUSTING 30 KNOTS OVER SOUTH ANDAMAN SEA. |
| Weather | RAIN OR THUNDERSHOWER VERY LIKELY TO OCCUR AT MOST PLACES OVER ANDAMAN & NICOBAR COASTS. |
| Visibility | MODERATE BECOMING POOR IN RAIN/THUNDERSHOWER OVER ANDAMAN SEA. |
| Sea Condition | SLIGHT TO MODERATE OCASSIONALLY BECOMING ROUGH OVER NORTH ANDAMAN SEA. MODERATE TO ROUGH OCASSIONALLY BECOMING VERY ROUGH OVER SOUTH ANDAMAN SEA. |
| Port Signal | KEEP HOISTED LOCAL CAUTIONARY SIGNAL NO. 3 AT SRI VIJAYPURAM PORT. |
| Storm Surge/Tidal Warning | SWELL WAVES IN THE RANGE OF 14.0 - 17.0 SEC PERIOD WITH 1.5 - 1.7 M HEIGHT ARE FORECASTED DURING 20:30 HOURS ON 15-11-2026 TO 11:30 HOURS ON 16-11-2026. IT ADVISED THAT THERE IS A POSSIBILITY OF SURGING OF WAVES, BOATS TO PLY WITH UTMOST VIGILANCE, RECREATION WITH DUE CARE. |
| Wind | VARIABLE; 10 TO 15 KNOTS. |
| Weather | DRY WEATHER MOST LIKELY TO PREVAIL OVER WEST BENGAL COAST. |
| Visibility | GOOD. |
| Sea Condition | SMOOTH TO SLIGHT. |
| Port Signal | KEEP HOISTED DISTANT CAUTIONARY SIGNAL NO. 1 (DC-1) AT HOOGHLY (KOLKATA & HALDIA) PORT WITH SECTIONAL SIGNAL NO-IV & V AT SAGAR ISLAND PORT. |
| Storm Surge/Tidal Warning | NIL. |
| Time of Issue | 13:50 IST of 2026-11-15 |