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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Last Update: 1004 AM CDT Thu Sep 20 2018

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Houston, TX Local Forecast Office

9NM NNE Port O Connor TX

Marine Zone Forecast


Synopsis: Light to moderate onshore flow will prevail for the next couple days. Winds should diminish this weekend as the pressure gradient relaxes. Deepening tropical moisture and a series of upper level disturbances will bring increased chances of showers and thunderstorms to the waters Friday into early next week.

Rest Of Today
Southeast winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms.
Tonight
Southeast winds 5 to 10 knots. Bay waters smooth. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight.
Friday
Southeast winds 5 to 10 knots. Bay waters smooth. Showers and thunderstorms likely.
Friday Night
Southeast winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms.
Saturday
South winds 5 to 10 knots. Bay waters smooth. Showers and thunderstorms likely.
Saturday Night
South winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms.
Sunday
Southeast winds around 5 knots. Bay waters smooth. A chance of showers and thunderstorms.
Sunday Night
Southeast winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms.
Monday
South winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms.
Monday Night
South winds 5 to 10 knots. Bay waters smooth. A chance of showers and thunderstorms.
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ABOUT THIS FORECAST

Last Update: 1004 AM CDT Thu Sep 20 2018
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