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.

Fair

55°F

13°C

Humidity 88%
Wind Speed E 1 mph
Barometer 30.05 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 11 Sep 3:15 am EDT
Extended Forecast for

Mendon MI

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly clear, with a low around 52. Northeast wind around 5 mph.

    Low: 52 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 60. Southeast wind around 5 mph.

    Low: 60 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 84. South wind 5 to 10 mph becoming southwest in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. West wind around 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers, with thunderstorms also possible after 2am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday

    Monday: A slight chance of thunderstorms before 8am. Partly sunny, with a high near 78. Chance of precipitation is 10%.

    High: 78 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly clear, with a low around 52. Northeast wind around 5 mph.
Friday
Patchy fog before 9am. Otherwise, sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 60. Southeast wind around 5 mph.
Saturday
Mostly sunny, with a high near 84. South wind 5 to 10 mph becoming southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 62. West wind around 5 mph.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
A slight chance of showers, with thunderstorms also possible after 2am. Partly cloudy, with a low around 54. Chance of precipitation is 20%.
Monday
A slight chance of thunderstorms before 8am. Partly sunny, with a high near 78. Chance of precipitation is 10%.
Monday Night
A 30 percent chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 65.
Tuesday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58.
Wednesday
Showers likely. Mostly cloudy, with a high near 78. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 61.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Mendon MI
 42.02°N 85.46°W (Elev. 860 ft)
Last Update:
3:16 am EDT Sep 11, 2026
Forecast Valid:
3am EDT Sep 11, 2026-6pm EDT Sep 17, 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