Severe Weather Across the Center of the Nation; Fire Weather Concerns for Southwest and California; Snow for the Central Rockies

Severe thunderstorms will continue to impact the center of the Nation through today. Very large hail, strong tornadoes, and damaging winds are expected from the Great Lakes into the central/southern Plains; Flash flooding is possible for portions into the mid-Mississippi Valley. Critical fire weather conditions for the Southwest and central valley of California today. Winter hangs on for Rockies. Read More >

Last Update: 444 PM EDT Mon May 18 2026

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Grand Rapids, MI Local Forecast Office

7NM SW Saugatuck MI

Marine Zone Forecast

Through Early Evening
South winds around 20 knots. Rain showers likely and a chance of thunderstorms. Waves 2 to 4 feet.
Tonight
South winds 15 to 25 knots. Mostly cloudy with a chance of showers and thunderstorms. Waves 2 to 4 feet.
Tuesday
Southwest winds to 30 knots. Partly sunny with a chance of showers and thunderstorms. Waves 4 to 6 feet.
Tuesday Night
Northwest winds 15 to 20 knots veering north after midnight. Mostly cloudy. Waves 2 to 4 feet.
Wednesday
North winds 15 to 25 knots. Mostly sunny. Waves 3 to 5 feet.
Wednesday Night
North winds 15 to 25 knots veering northeast around 15 knots after midnight. Partly cloudy. Waves 3 to 5 feet subsiding to 1 to 3 feet after midnight.
Thursday
Northeast winds 10 to 15 knots. Mostly sunny. Waves around 1 foot.
Friday
East winds 15 to 20 knots. Mostly cloudy. Waves around 1 foot.
Saturday
Northeast winds 10 to 15 knots backing northwest early in the afternoon. Mostly cloudy with a chance of rain showers. Waves around 1 foot.



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444 PM EDT Mon May 18 2026
 
 

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