India Meteorological Department/ भारत मौसम विज्ञान विभाग
ACWC CHENNAI / ए .सी .डबब्लू .सी चेन्नई
Coastal Weather Bulletin
DAILY ONE Bulletin Valid for 12 hrs from 22 UTC of 2026-08-17 to 10 UTC of 2026-08-18
| Synoptic Situation | NIL |
| Wind | MAINLY SOUTHERLY 10-15 KNOTS GUSTING TO 20 KNOTS OCCASIONALLY. |
| Weather | SCATERRED RAIN/THUNDERSHOWERS WITH ISOLATED HEAVY FALLS. |
| Visibility | MODERATE; BECOMING POOR IN RAIN/THUNDERSHOWERS; VERY POOR IN HEAVY FALLS. |
| Sea Condition | SLIGHT TO MODERATE. |
| Port Signal | NIL AT ALL PORTS |
| Storm Surge/Tidal Warning | OCEAN CURRENTS ALERT FOR THE COAST OF CHENNAI,TAMIL NADU FROM PALAVAKKAM TO LAKSHMIPURAM ODAIKUPPAM. SURFACE CURRENT SPEEDS IN THE RANGE OF 1.0 - 1.3 M/SEC ARE FORECASTED DURING 19:00 HOURS ON 16-08-2026 TO 19:00 HOURS ON 18-08-2026. IT ADVISED THAT HARBOUR & MARINE OPERATIONS TO BE CAREFUL. OCEAN CURRENTS ALERT FOR THE COAST OF KANCHEEPURAM,TAMIL NADU FROM ALAMBARAIKUPPAM TO CHINNA NEELANKARAI. SURFACE CURRENT SPEEDS IN THE RANGE OF 1.0 - 1.2 M/SEC ARE FORECASTED DURING 19:00 HOURS ON 16-08-20 |
| Wind | SOUTHERLY/SOUTHWESTERLY 15-20 KNOTS GUSTING TO 25 KNOTS OCCASIONALLY. |
| Weather | SCATERRED RAIN/THUNDERSHOWERS. |
| Visibility | MODERATE; BECOMING POOR IN RAIN/THUNDERSHOWERS. |
| Sea Condition | SLIGHT TO MODERATE. |
| Port Signal | NIL AT ALL PORTS |
| Storm Surge/Tidal Warning | SWELL SURGE ALERT FOR THE COAST OF KANNIYAKUMARI,TAMIL NADU FROM NEERODI TO AROCKIYAPURAM.SWELL WAVES IN THE RANGE OF 15.0 - 20.0 SEC PERIOD WITH 1.3 - 1.5 M HEIGHT ARE FORECASTED DURING 23:30 HOURS ON 16-08-2026 TO 23:30 HOURS ON 18-08-2026.IT ADVISED THAT THERE IS A POSSIBILITY OF SURGING OF WAVES, BOATS TO PLY WITH UTMOST VIGILANCE, RECREATION WITH DUE CARE. SWELL SURGE ALERT FOR THE COAST OF RAMANATHAPURAM,TAMIL NADU FROM ROJMA NAGAR TO THEERTHAANDATHANAM. SWELL WAVES IN THE RANGE OF 18.0 - |
| Time of Issue | 20:40 IST of 2026-08-17 |