National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Haines Memorial Airport (KHAI)

Lat: 41.96°NLon: 85.59°WElev: 823ft.

Overcast

73°F

23°C

Humidity 74%
Wind Speed SW 5 mph
Barometer 29.96 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 25 Jul 9:15 pm EDT
Extended Forecast for

Mendon MI

  • Tonight

    Tonight: Mostly cloudy, with a low around 66. Southwest wind around 5 mph.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 87. Southwest wind 5 to 10 mph.

    High: 87 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 69. West wind around 5 mph becoming south after midnight.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Heat index values as high as 95. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A 10 percent chance of showers before 8am. Mostly sunny, with a high near 83.

    High: 83 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 66. Southwest wind around 5 mph.
Sunday
Partly sunny, with a high near 87. Southwest wind 5 to 10 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly after midnight. Partly cloudy, with a low around 69. West wind around 5 mph becoming south after midnight.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Heat index values as high as 95. West wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Monday Night
Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A 10 percent chance of showers before 8am. Mostly sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 61.
Friday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Friday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mendon MI
 42°N 85.49°W (Elev. 846 ft)
Last Update:
7:00 pm EDT Jul 25, 2026
Forecast Valid:
9pm EDT Jul 25, 2026-6pm EDT Aug 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation