Heavy Rain and Potential for Flash Flooding for Mid-Atlantic

A strong storm system will bring heavy rain to the Mid-Atlantic and central Appalachians into Saturday. Flash flooding and widespread lowland flooding are possible during this period. Meanwhile, monsoon moisture will continue to produce heavy rain with the possibility of localized flash flooding in the Desert Southwest through the southern/central Rockies and High Plains.
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Hazardous Weather Conditions

Last Update: 353 AM CDT Sat Jul 29 2017

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Lake Charles, LA Local Forecast Office

23NM SSE Grand Chenier LA

Marine Zone Forecast


Synopsis: A frontal boundary will advance into the Gulf waters late this evening into early Sunday resulting in scattered to numerous showers and thunderstorms. The front will stall over the northern Gulf with offshore flow Sunday and Monday becoming easterly on Tuesday. Rain chances increase for the second half of the week as an upper level trough develops across the eastern US.

Today
West winds 10 to 15 knots. Seas 1 to 3 feet. Slight chance of showers and thunderstorms in the morning, then chance of showers and thunderstorms in the afternoon.
Tonight
West winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms in the evening, then showers and thunderstorms after midnight.
Sunday
North winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms in the morning, then slight chance of showers and thunderstorms in the afternoon.
Sunday Night
Northeast winds 5 to 10 knots. Seas 1 foot or less.
Monday
Northeast winds 5 to 10 knots. Seas 1 foot or less.
Monday Night
East winds 5 to 10 knots. Seas 1 to 2 feet. Slight chance of showers and thunderstorms.
Tuesday
East winds 5 to 10 knots. Seas 1 to 2 feet. Chance of showers and thunderstorms.
Tuesday Night
East winds 5 to 10 knots. Seas 1 foot or less. Chance of showers and thunderstorms.
Wednesday
East winds around 5 knots. Seas 1 foot or less. Chance of showers and thunderstorms.
Wednesday Night
Southeast winds up to 5 knots. Seas 1 foot or less. Chance of showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 353 AM CDT Sat Jul 29 2017
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