India Meteorological Department/ भारत मौसम विज्ञान विभाग
ACWC MUMBAI / ए .सी .डब्लू .सी मुंबई
Sea Area Bulletin
Bulletin Valid for 12 hrs from 21 UTC of 2025-12-01 to 09 UTC of 2025-12-02
| TTT Warning | NIL |
| Synoptic Situation | The Deep Depression (Remnant of Cyclonic Storm Ditwah) over westcentral and adjoining areas of southwest Bay of Bengal and North Tamil Nadu & South Andhra Pradesh coasts remained practically stationary during past 6 hours and lay centered at 1730 hrs IST of today, the 01st December 2025 over the same region, near latitude 13.0°N and longitude 80.6°E, about 50 km east of Chennai (India), 140 km northeast of Puducherry (India), 160 km north-northeast of Cuddalore (India), 170 km south-southeast of Nellore (India). The minimum distance of the centre of the deep depression from north Tamil Nadu-Puducherry coasts is about 35 km. It is very likely to move slowly northwards parallel to North Tamil Nadu - south Andhra Pradesh coasts and maintain the intensity of deep depression during next 6 hours. Thereafter continuing to move slowly northwards, it is very likely to weaken into a depression during subsequent 12 hours. The system will be centered over westcentral & adjoining southwest Bay of |
| Wind | Northerly to Northeasterly 10 to 15 knots gusting to 20 knots. |
| Weather | Fair. |
| Visibility | Good |
| Sea Condition | Slight. |
| Wind | Mainly Northeasterly 10 to 15 knots gusting to 20 knots. |
| Weather | Fair. |
| Visibility | Good |
| Sea Condition | Slight. |
| Wind | Mainly Northeasterly 15 to 20 knots gusting to 25 knots. |
| Weather | Scattered Rain/Thundershowers. |
| Visibility | Good becoming poor in Rain or Thundershowers. |
| Sea Condition | Moderate |
| Wind | Mainly Northeasterly 10 to 15 knots gusting to 20 knots. |
| Weather | Isolated Rain/Thundershowers. |
| Visibility | Good except in Rain/Thundershowers |
| Sea Condition | Slight. |
| Wind | Mainly Northeasterly 15 to 20 knots gusting to 25 knots. |
| Weather | FairlyWidespread Rain/Thundershowers with isolated squall. |
| Visibility | Moderate becoming poor in Rain or Thundershowers and very poor in squall. |
| Sea Condition | Moderate |
| Wind | East of 72 deg East Long: Mainly Northwesterly 20 to 25 knots gusting to 35 knots; West of 72 deg East Long: Northerly to Northwesterly 10 to 15 knots gusting to 20 knots. |
| Weather | FairlyWidespread Rain/Thundershowers with isolated squall. |
| Visibility | Moderate becoming poor in Rain or Thundershowers and very poor in squall. |
| Sea Condition | East of 72 deg East Long: Rough ; West of 72 deg East Long: : Slight to Moderate |
| Wind | Northerly to Northwestrly 10 to 15 knots gusting to 20 knots. |
| Weather | Isolated Rain/Thundershowers. |
| Visibility | Good except in Rain/Thundershowers |
| Sea Condition | Slight. |
| Wind | Northwesterly to westerly10 to 15 knots gusting to 20 knots. |
| Weather | Fairly Widespread Rain/Thundershowers with scattered squall |
| Visibility | Moderate becoming poor in Rain or Thundershowers and very poor in squall. |
| Sea Condition | Smooth to Slight |
| Part 4 |  |
| Part 5 | NIL |
| Part 6 | AAXX 00112 99942 339 31995 00000 10260 40112 539 32996 09902 10274 40115 634 32596 20000 10274 40123 731 32596 72903 10288 32996 00206 10268 40121 754 32996 40504 40061 838 21595 10232 40115 838 31996 03403 10282 40117 840 32996 03202 10292 40107 909 32996 00000 10280 40111 933 32596 20000 10242 40108 99943 057 31995 12902 10278 40074 109 40095 109 31996 13603 10280 40106 110 21495 80000 31995 03202 10286 40096 117 32997 60501 10250 40072 10284 40086 192 32996 20000 10290 40081 226 21396 226 32997 02704 10294 40039 284 31496 42506 10294 40072 311 32597 40000 10304 40116 40074 314 32597 42304 10308 40072 353 31495 79902 10284 40079 369 32597 30000 10288 40081 371 31496 49902 10286 40079 PPAA 51111 43003 44385 00001 20008 27034 PPAA 51121 43371 44385 31507 28008 06506 PPAA 51111 43110 55285 03506 12002 |
| Time of Issue | 21:42 IST of 2025-12-01 |