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

Harbor Springs, Harbor Springs Airport (KMGN)

Lat: 45.43°NLon: 84.91°WElev: 686ft.

Overcast

73°F

23°C

Humidity 69%
Wind Speed W 2 mph
Barometer 29.83 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 18 Aug 6:55 pm EDT
Extended Forecast for

3 Miles SSE Alanson MI

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely then
    Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 77. Light southwest wind becoming west 5 to 10 mph in the morning.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm.

    Low: 49 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Light and variable wind becoming west 5 to 10 mph in the afternoon.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 2am. Partly cloudy, with a low around 54. Calm wind becoming south around 5 mph.

    Low: 54 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 70%.

    High: 79 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 76.

    High: 76 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Wednesday
Sunny, with a high near 77. Light southwest wind becoming west 5 to 10 mph in the morning.
Wednesday Night
Mostly clear, with a low around 49. Northwest wind around 5 mph becoming calm.
Thursday
Sunny, with a high near 79. Light and variable wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
A 30 percent chance of showers after 2am. Partly cloudy, with a low around 54. Calm wind becoming south around 5 mph.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 70%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Saturday
A chance of showers. Partly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 51.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
A chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Alanson MI
 45.4°N 84.76°W (Elev. 607 ft)
Last Update:
7:11 pm EDT Aug 18, 2026
Forecast Valid:
7pm EDT Aug 18, 2026-6pm EDT Aug 25, 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