Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Last Update: 908 AM CDT Thu Apr 16 2026

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Grand Rapids, MI Local Forecast Office

17NM WNW Ludington MI

Marine Zone Forecast

Rest Of Today

North winds 10 to 15 kt becoming northwest. Slight chance of rain showers late this morning. Areas of dense fog late this morning, then patchy dense fog this afternoon. Waves 1 to 2 ft.

Tonight

South winds 5 to 10 kt becoming southeast. Areas of dense fog. Waves 1 to 2 ft.

Friday

Southeast winds 10 to 15 kt increasing to 15 to 25 kt. Areas of dense fog in the morning. Waves 1 to 2 ft building to 3 to 5 ft.

Friday Night

South winds to 30 kt. Rain showers with a chance of thunderstorms. Waves 6 to 9 ft occasionally to 12 ft.

Saturday

West winds 15 to 25 kt. Rain showers in the morning, then chance of rain showers in the afternoon. Waves 5 to 8 ft occasionally to 10 ft subsiding to 4 to 6 ft occasionally to 8 ft.

Saturday Night

Northwest winds 15 to 25 kt increasing to 30 kt. Waves 4 to 6 ft occasionally to 8 ft.

Sunday

Northwest winds to 30 kt. Waves 4 to 7 ft occasionally to 9 ft.

Monday

Southwest winds 10 to 20 kt becoming south. Waves 2 to 4 ft.