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.

Coastal Waters Forecast for Seul Choix Point to 5NM West of Mackinac Bridge (LMZ341) (Text-Only)
NWS Forecast for: Seul Choix Point to 5NM West of Mackinac Bridge (LMZ341)
Issued by: National Weather Service Gaylord, MI
Last Update: 941 PM EDT Thu Sep 20 2018

Overnight: South wind 15 to 25 knots becoming southwest early in the morning. Gusts up to 35 knots. Patchy fog after midnight. Showers likely and a chance of thunderstorms through the night. Waves 3 to 5 feet building to 7 to 10 feet after midnight. Waves occasionally around 12 feet.

Friday: West wind 15 to 25 knots with gusts to around 40 knots. Chance of showers. Waves 7 to 10 feet.

Friday Night: North wind 15 to 20 knots with gusts to around 30 knots. Partly cloudy. Waves 3 to 5 feet.

Saturday: Southwest wind 10 to 15 knots. Mostly sunny. Waves 2 feet or less. winds and waves higher in the vicinity of thunderstorms. see the open lakes forecast for days 3 through 5.

Zone Forecast: Seul Choix Point to 5NM West of Mackinac Bridge (LMZ341)

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