Stormy Weather Along the East Coast; Extended Warm-up for the West

A strong low pressure system will bring heavy rain, gusty winds, and thunderstorms along the east coast. Isolated severe thunderstorms could produce damaging winds and a few tornadoes in the Southeast. Heavy rains may result in excessive runoff and flash flooding. Building high pressure out west will produce above normal temperatures, especially, in the Pacific Northwest.

Coastal Waters Forecast for Munising to Grand Marais MI (LSZ250) (Text-Only)
NWS Forecast for: Munising to Grand Marais MI (LSZ250)
Issued by: National Weather Service Marquette, MI
Last Update: 610 PM EDT Mon Apr 23 2018

Late This Afternoon: South wind less than 10 knots. Mostly sunny. Waves calm to 1 foot.

Tonight: South wind less than 10 knots. Mostly clear. Waves calm to 1 foot.

Tuesday: Southwest wind less than 10 knots veering northwest 5 to 15 knots in the afternoon. Mostly cloudy. A slight chance of rain showers late. Waves building to 2 to 3 feet.

Tuesday Night: Northwest wind 15 to 20 knots veering north after midnight. Mostly cloudy with a slight chance of rain and snow through midnight, then partly cloudy after midnight. Waves building to 3 to 6 feet occasionally to 8 feet, then subsiding to 3 to 5 feet occasionally to 7 feet.

Wednesday: North wind 10 to 15 knots backing northwest by mid afternoon. Sunny. Waves subsiding to 2 to 3 feet. note: wave height forecasts are for ice free areas.

Zone Forecast: Munising to Grand Marais MI (LSZ250)

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