Mattawan, MI Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Mattawan, MI in one place.
Sunny. High near 93, with temperatures falling to around 91 in the afternoon. Heat index values as high as 99. West southwest wind 3 to 9 mph.
Local Weather Overview
This forecast page for Mattawan, 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: Jul 14, 2026 9:39 AM EDT.
The active forecast window currently covers Jul 14 to Jul 20, 2026 for Mattawan, MI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 14 to Jul 20, 2026
- Latest sync
- Jul 14, 2026 9:39 AM EDT
- Forecast office
- GRR
- Source
- NOAA / NWS
Daily Outlook
This Week in Mattawan
Today looks like the warmest upcoming period in Mattawan at 93 degrees F.
Monday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Saturday at about 5 to 12 mph SW.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 14, 2026 9:39 AM EDT
- Coverage
- 7 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
Mostly clear, with a low around 70. Heat index values as high as 96. West southwest wind 2 to 8 mph.
Sunny, with a high near 93. Heat index values as high as 100. West wind 3 to 9 mph, with gusts as high as 21 mph.
Mostly clear, with a low around 68. Northwest wind 1 to 9 mph, with gusts as high as 20 mph.
Sunny, with a high near 93. East wind 1 to 7 mph.
Mostly clear, with a low around 69.
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
A chance of showers and thunderstorms. Partly cloudy, with a low around 69.
A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89.
A chance of showers and thunderstorms. Partly cloudy, with a low around 67.
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 63.
A slight chance of showers and thunderstorms. Sunny, with a high near 83.
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 14
|
Sunny
|
93°F |
3 to 9 mph
WSW
|
|
Tonight
Jul 14
|
Mostly Clear
|
70°F |
2 to 8 mph
WSW
|
|
Wednesday
Jul 15
|
Sunny
|
93°F |
3 to 9 mph
W
|
|
Wednesday Night
Jul 15
|
Mostly Clear
|
68°F |
1 to 9 mph
NW
|
|
Thursday
Jul 16
|
Sunny
|
93°F |
1 to 7 mph
E
|
|
Thursday Night
Jul 16
|
Mostly Clear
|
69°F |
1 to 7 mph
NNE
|
|
Friday
Jul 17
|
Mostly Sunny then Chance Showers And Thunderstorms
|
90°F |
6 mph
S
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms
|
69°F |
6 mph
SSW
|
|
Saturday
Jul 18
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
89°F |
5 to 12 mph
SW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
67°F |
6 to 12 mph
WNW
|
|
Sunday
Jul 19
|
Chance Showers And Thunderstorms
|
85°F |
7 to 12 mph
NNW
|
|
Sunday Night
Jul 19
|
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
|
63°F |
5 to 12 mph
WSW
|
|
Monday
Jul 20
|
Slight Chance Showers And Thunderstorms
|
83°F |
5 to 12 mph
WSW
|
|
Monday Night
Jul 20
|
Slight Chance Showers And Thunderstorms
|
61°F |
5 to 12 mph
WSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Mattawan.