Severe Tropical Storm Watch | Effective 07/21/2026 08:19

Headline: 
Tropical Storm Watch issued July 21 at 10:19AM CDT by NWS Lake Charles LA
Event: 
Tropical Storm Watch
Urgency: 
Future
Effective: 
July 21, 2026 - 8:19am
Expires: 
July 21, 2026 - 4:30pm
Description: 
* WHAT...Southwest winds 20 to 30 kt with gusts up to 40 kt and seas 5 to 8 ft. * WHERE...Vermilion and West Cote Blanche Bays, Atchafalaya and East Cote Blanche Bays, Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM and Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM. * WHEN...From 11 AM CDT Tuesday until 8 AM CDT Thursday . * IMPACTS...Tropical storm force winds and hazardous seas could capsize or damage vessels and reduce visibility.
Instruction: 
Mariners should consider altering plans to avoid possible hazardous conditions. Remain in port, seek safe harbor, alter course, and/or secure the vessel for severe wind and seas.
Area Description: 
Vermilion and West Cote Blanche Bays; Atchafalaya and East Cote Blanche Bays; Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM; Waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM
Forcast Office: 
NWS Lake Charles LA