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 2026-07-17 to 10 UTC of 2026-07-18

 
Synoptic Situation NIL

 
North Tamilnadu coast
Wind SOUTHERLY/SOUTHWESTERLY 15-20 KNOTS GUSTING TO 25 KNOTS OCCASIONALLY.
Weather ISOLATED RAIN/THUNDERSHOWERS.
Visibility GOOD; BECOMING POOR IN RAIN/THUNDERSHOWERS.
Sea Condition MODERATE BECOMING ROUGH IN GUST.
Port Signal NIL AT ALL PORTS
Storm Surge/Tidal Warning NIL

South Tamilnadu coast
Wind MAINLY SOUTHWESTERLY 20-25 KNOTS GUSTING TO 30 KNOTS OCCASIONALLY.
Weather ISOLATED LIGHT RAIN/ THUNDERSHOWERS.
Visibility GOOD; BECOMING POOR IN RAIN /THUNDERSHOWERS.
Sea Condition ROUGH; BECOMING VERY ROUGH IN GUST.
Port Signal NIL AT ALL PORTS
Storm Surge/Tidal Warning NIL

Time of Issue20:37 IST of 2026-07-17