Severe Thunderstorms Possible for the Great Lakes into Ohio Valley; Heavy to Excessive Rainfall Over the Southern Plains

Severe thunderstorms will race along a cold front from the Upper Mississippi Valley into the Great Lakes and Ohio Valley with the main threat being damaging winds. The tail end of this front will possibly produce heavy to excessive rainfall across the southern Plains into the Lower Mississippi Valley through Saturday. Finally, Major-to-record river flooding continues across the Carolinas.
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Hazardous Weather Conditions

Last Update: 935 PM CDT Thu Sep 20 2018

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Lake Charles, LA Local Forecast Office

21NM SE Grand Chenier LA

Marine Zone Forecast


Synopsis: High pressure extending into the northwest Gulf will maintain a light to occasional moderate south to southeast flow into the coming week. Isolated showers and thunderstorms are expected through Thursday. Rain chances will increase for Friday and the weekend as tropical moisture increases and deepens with the approach of a shortwave trof across the southern Plains.

Rest Of Tonight
Southeast winds 10 to 15 knots. Seas 1 to 2 feet. Slight chance of showers and thunderstorms.
Friday
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
Friday Night
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
Saturday
South winds 5 to 10 knots. Seas 1 to 2 feet. Showers and thunderstorms likely.
Saturday Night
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
Sunday
Southeast winds around 5 knots. Seas 1 to 2 feet. Showers and thunderstorms likely.
Sunday Night
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
Monday
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
Monday Night
Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
Tuesday
South winds 5 to 10 knots. Seas 1 foot or less. Showers and thunderstorms likely.
Tuesday Night
South winds 5 to 10 knots. Seas 1 foot or less. Chance of showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 935 PM CDT Thu Sep 20 2018
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