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: 941 PM EDT Thu Sep 20 2018

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Detroit/Pontiac, MI Local Forecast Office

6NM SE Lexington MI

Marine Zone Forecast

...GALE WARNING IN EFFECT FROM 8 AM EDT FRIDAY THROUGH FRIDAY EVENING...
Rest Of Tonight
South winds 10 to 15 knots increasing to 15 to 20 knots early in the morning. Partly cloudy. Waves 2 to 4 feet.
Friday
Southwest winds 15 to 20 knots increasing to 20 to 25 knots with gusts to 30 knots in the late morning and afternoon. Partly cloudy with a chance of light showers and a slight chance of thunderstorms. Waves 2 to 4 feet.
Friday Night
Northwest winds 20 to 25 knots with gusts to 30 knots becoming north 15 to 20 knots early in the morning. Partly cloudy. A chance of light showers and a slight chance of thunderstorms early in the evening. Waves 3 to 5 feet building to 5 to 7 feet early in the morning. Waves occasionally around 10 feet.
Saturday
North winds 15 to 20 knots becoming northeast 5 to 10 knots. Partly cloudy until late afternoon then clearing. Waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally around 8 feet. see lake huron open lake forecast for days 3 through 5.
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Last Update: 941 PM EDT Thu Sep 20 2018
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