Thunderstorms Early Tonight, Then Colder Thursday with Some Snow Accumulations Thursday Morning

Gusty south winds will help temperatures climb into the 60s this afternoon across southwest Lower Michigan. Scattered thunderstorms are expected early tonight, some of which will capable of strong wind gusts. This will be followed by a return to colder air Thursday. Light snowfall accumulations will even be possible for much of western Lower Michigan by Thursday morning. Read More >

Hazardous Weather Conditions

Last Update: 302 PM CDT Wed Mar 19 2025

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Grand Rapids, MI Local Forecast Office

21NM W Saugatuck MI

Marine Zone Forecast

Tonight

Southwest winds to 30 kt veering to northwest gales to 40 kt late this evening, then becoming north gales to 45 kt after midnight increasing to storm force winds to 50 kt late. Rain and slight chance of thunderstorms this evening, then snow with rain likely overnight. Waves 5 to 8 ft occasionally to 10 ft building to 18 to 23 ft occasionally to 30 ft.

Thursday

Northwest storm force winds to 50 kt diminishing to 30 kt. Chance of snow in the morning. Waves 18 to 23 ft occasionally to 30 ft subsiding to 12 to 16 ft occasionally to 21 ft.

Thursday Night

Northwest winds 15 to 25 kt becoming west 10 to 15 kt late in the evening, then becoming southwest after midnight increasing to 15 to 25 kt late. Waves 8 to 11 ft occasionally to 14 ft subsiding to 2 to 4 ft.

Friday

South winds to 30 kt. Waves 4 to 6 ft occasionally to 8 ft building to 4 to 7 ft occasionally to 9 ft.

Friday Night

Southwest winds 15 to 25 kt veering to northwest. Chance of rain in the evening, then chance of rain and snow overnight. Waves 4 to 7 ft occasionally to 9 ft.

Saturday

Northwest winds 15 to 25 kt becoming north 10 to 20 kt. Waves 5 to 8 ft occasionally to 10 ft.

Saturday Night

East winds 5 to 10 kt becoming southeast 10 to 20 kt. Waves 3 to 5 ft subsiding to 1 to 3 ft.

Sunday

Southeast winds 15 to 25 kt. Rain. Waves 4 to 6 ft occasionally to 8 ft.

Monday

West winds 15 to 25 kt becoming northwest. Chance of snow and rain. Waves 4 to 7 ft occasionally to 9 ft.