Pentwater, MI Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Pentwater, MI in one place.
Mostly sunny, with a high near 63.
Local Weather Overview
This forecast page for Pentwater, MI is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Apr 20, 2026 9:05 PM EDT.
The active forecast window currently covers Apr 23 to Apr 27, 2026 for Pentwater, MI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 23 to Apr 27, 2026
- Latest sync
- Apr 20, 2026 9:05 PM EDT
- Forecast office
- GRR
- Source
- NOAA / NWS
Daily Outlook
This Week in Pentwater
Thursday looks like the warmest upcoming period in Pentwater at 63 degrees F.
Saturday Night is the coolest period ahead with temperatures near 41 degrees F.
The strongest winds are forecast for Saturday at about 13 to 18 mph NNW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 20, 2026 9:05 PM EDT
- Coverage
- 5 days
- Time zone
- America/Detroit
- Forecast office
- GRR
- Radar station
- KGRR
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A slight chance of rain showers between 8pm and 2am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Showers and thunderstorms likely. Mostly cloudy, with a high near 59.
Showers and thunderstorms likely. Mostly cloudy, with a low around 42.
A slight chance of rain showers before 8am. Partly sunny, with a high near 51.
Partly cloudy, with a low around 41.
Partly sunny, with a high near 52.
A chance of rain showers after 8pm. Mostly cloudy, with a low around 42.
A chance of rain showers. Mostly cloudy, with a high near 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Thursday
Apr 23
|
Mostly Sunny
|
63°F |
10 to 16 mph
SSE
|
|
Thursday Night
Apr 23
|
Chance Showers And Thunderstorms
|
51°F |
17 mph
S
|
|
Friday
Apr 24
|
Showers And Thunderstorms Likely
|
59°F |
13 to 17 mph
S
|
|
Friday Night
Apr 24
|
Showers And Thunderstorms Likely
|
42°F |
10 to 17 mph
W
|
|
Saturday
Apr 25
|
Slight Chance Rain Showers then Partly Sunny
|
51°F |
13 to 18 mph
NNW
|
|
Saturday Night
Apr 25
|
Partly Cloudy
|
41°F |
13 mph
N
|
|
Sunday
Apr 26
|
Partly Sunny
|
52°F |
13 mph
N
|
|
Sunday Night
Apr 26
|
Chance Rain Showers
|
42°F |
8 to 12 mph
NNE
|
|
Monday
Apr 27
|
Chance Rain Showers
|
53°F |
14 mph
NNE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Pentwater.