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 2026-01-07 to 09 UTC of 2026-01-08
| Synoptic Situation | THE DEPRESSION OVER SOUTHEAST BAY OF BENGAL AND ADJOINING EAST EQUATORIAL INDIAN OCEAN MOVED NEARLY WEST-NORTHWESTWARDS WITH A SPEED OF 18 KMPH DURING PAST 6 HOURS AND LAY CENTRED AT 1730 HOURS IST OF TODAY, THE 7TH JANUARY, 2026 OVER SOUTHEAST & ADJOINING AREAS OF SOUTHWEST BAY OF BENGAL AND EAST EQUATORIAL INDIAN OCEAN, NEAR LATITUDE 5.0°N AND LONGITUDE 86.8°E, ABOUT 570 KM EAST-SOUTHEAST OF POTTUVIL (SRI LANKA), 620 KM EAST-SOUTHEAST OF BATTICALOA (SRI LANKA), 710 KM EAST-SOUTHEAST OF TRINCOMALEE (SRI LANKA), 990 KM SOUTHEAST OF KARAIKAL (PUDUCHERRY) AND 1140 KM SOUTH-SOUTHEAST OF CHENNAI (TAMIL NADU). IT IS VERY LIKELY TO INTENSIFY FURTHER INTO A DEEP DEPRESSION DURING NEXT 12 HOURS. IT IS VERY LIKELY TO MOVE WEST-NORTHWESTWARDS INITIALLY ACROSS SOUTHWEST BAY OF BENGAL DURING NEXT 36 HOURS. WEATHER SEASONAL OVER REST BAY OF BENGAL AND ANDAMAN SEA. |
| Wind | MAINLY NORTHEASTERLY 10 TO 15 KNOTS OVER NORTH ANDAMAN SEA AND MAINLY EASTERLY 15 TO 20 KNOTS OVER SOUTH ANDAMAN SEA |
| Weather | RAIN OR THUNDERSHOWER LIKELY TO OCCUR AT ONE OR TWO PLACES OVER NICOBAR COAST AND DRY WEATHER MOST LIKELY TO PREVAIL OVER ANDAMAN COAST |
| Visibility | GOOD BECOMING MODERATE IN RAIN OVER NORTH ANDAMAN SEA AND GOOD BECOMING MODERATE IN RAIN OVER SOUTH ANDAMAN SEA |
| Sea Condition | SMOOTH TO SLIGHT OVER NORTH ANDAMAN SEA AND SLIGHT TO MODERATE OVER SOUTH ANDAMAN SEA |
| Port Signal | DISTANT CAUTIONARY SIGNAL NO - I HOISTED AT SRI VIJAYPURAM PORT |
| Storm Surge/Tidal Warning | NIL |
| Wind | NORTH TO NORTHEASTERLY 10 TO 15 KNOTS |
| Weather | DRY WEATHER MOST LIKELY TO PREVAIL OVER WEST BENGAL COAST |
| Visibility | GOOD |
| Sea Condition | SMOOTH TO SLIGHT |
| Port Signal | DISTANT CAUTIONARY SIGNAL NO - I HOISTED AT HOOGHLY (KOLKATA & HALDIA ) PORT WITH SECTIONAL SIGNAL NO IV AND V AT SAGAR ISLAND PORT |
| Storm Surge/Tidal Warning | NIL |
| Time of Issue | 21:07 IST of 2026-01-07 |