Last Update: 413 PM EST Tue Nov 4 2025

View Nearby Observations

For More Weather Information:

Grand Rapids, MI Local Forecast Office

12NM SSW Pentwater MI

Marine Zone Forecast

Through Early Evening
South winds 10 to 15 knots. Mostly cloudy. Waves 1 to 3 feet.
Tonight
South winds 15 to 25 knots veering southwest to 30 knots after midnight. Cloudy. A slight chance of rain showers after midnight. Waves 1 to 3 feet building to 5 to 7 feet.
Wednesday
West winds to 30 knots veering northwest gales to 35 knots in the late morning and afternoon. Partly sunny with a slight chance of rain showers. Waves 7 to 10 feet.
Wednesday Night
Northwest gales to 35 knots decreasing to 30 knots in the late evening and overnight. Mostly clear. Waves 6 to 9 feet.
Thursday
Northwest winds around 10 knots backing southwest in the late morning and early afternoon, then backing south 15 to 25 knots early in the afternoon. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late morning and early afternoon, then building to 2 to 4 feet early in the afternoon.
Thursday Night
South winds to 30 knots increasing to gales to 40 knots in the late evening and overnight. Cloudy with rain showers. Waves 5 to 7 feet building to 7 to 11 feet in the late evening and overnight.
Friday
Southwest gales to 35 knots veering west to 30 knots in the late morning and afternoon. Partly sunny with a chance of rain showers. Waves 7 to 11 feet.
Saturday
North winds 10 to 15 knots. Mostly cloudy. Waves 3 to 5 feet subsiding to 2 to 3 feet in the late morning and afternoon.
Sunday
North winds to 30 knots increasing to gales to 35 knots early in the afternoon. Mostly cloudy with a chance of rain and snow showers. Waves 7 to 11 feet.



Basemap Options
Click map to change the forecast location
Loading map...
413 PM EST Tue Nov 4 2025
 
 

RADAR & SATELLITE IMAGES

Link to Local Radar Data Link to Satellite Data