India Meteorological Department/ भारत मौसम विज्ञान विभाग
ACWC KOLKATA / ए .सी .डब्लू .सी कोलकाता
Sea Area Bulletin
Bulletin Valid for 12 hrs from 09 UTC of 2026-09-13 to 21 UTC of 2026-09-13
| TTT Warning | No Storm Warning |
| Synoptic Situation | Southwest Monsoon Moderate over Southwest Bay of Bengal; Weak to Moderate over Westcentral & Southeast Bay of Bengal and Andaman Sea; Weak over North & Eastcentral Bay of Bengal. |
| Wind | Southeast to Southerly, 15 - 20 kts |
| Weather | Scattered rain or thundershowers |
| Visibility | Good becoming Moderate in rain/thundershower |
| Sea Condition | Slight to Moderate |
| Wind | South to Southwesterly, 10 - 15 kts |
| Weather | Scattered rain or thundershowers |
| Visibility | Good becoming Moderate in rain/thundershower |
| Sea Condition | Smooth to Slight |
| Wind | Southeast to Southerly, 10 - 15 kts |
| Weather | Fairly widespread rain or thundershowers |
| Visibility | Moderate becoming Poor in rain/thunder shower |
| Sea Condition | Smooth to Slight |
| Wind | Southeast to Southerly, 5 - 10 kts |
| Weather | Scattered rain or thundershowers |
| Visibility | Good becoming Moderate in rain/thundershower |
| Sea Condition | Smooth |
| Wind | Mainly Southerly, 5 - 10 kts |
| Weather | Fairly widespread rain or thundershowers |
| Visibility | Good becoming Moderate in rain/thundershower |
| Sea Condition | Smooth |
| Wind | Mainly Southwesterly, 5 - 10 kts |
| Weather | Scattered rain or thundershowers |
| Visibility | Good becoming Moderate in rain/thundershower |
| Sea Condition | Smooth |
| Wind | Mainly Northwesterly, 10 - 15 kts |
| Weather | Scattered rain or thundershowers |
| Visibility | Good becoming Moderate in rain/thundershower |
| Sea Condition | Smooth to Slight |
| Wind | Mainly Northwesterly, 10 - 15 kts |
| Weather | Fairly widespread rain or thundershowers |
| Visibility | Good becoming Moderate in rain/thundershower |
| Sea Condition | Smooth to Slight |
| Part 4 |  |
| Part 5 | NIL |
| Part 6 | 01312 99942 806 21496 70000 10258, 807 21595 50000 10272, 811 22596 50000 10270, 901 21496 73402 10278, 99943 049 21595 42502 10262, 053 21595 62310 10276, 105 22596 52302 10268, 150 21496 80000 10260, 185 21596 80502 10242, 245 32596 71402 10290, 279 32596 62303 10264, 346 32596 50000 10276, |
| Time of Issue | 18:00 IST of 2026-09-13 |