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.

Fair

64°F

18°C

Humidity 78%
Wind Speed W 3 mph
Barometer 29.84 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 11 Oct 7:35 pm EDT
Extended Forecast for

Alanson MI

  • Tonight

    Tonight: Increasing clouds, with a low around 56. Southwest wind 5 to 10 mph.

    Low: 56 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Cloudy, then gradually becoming mostly sunny, with a high near 75. Southwest wind 5 to 10 mph becoming east in the afternoon.

    High: 75 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 52. East wind around 5 mph. Chance of precipitation is 70%.

    Low: 52 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 11am, then showers likely between 11am and 2pm. Mostly cloudy, with a high near 65. East wind 5 to 10 mph becoming northwest in the morning. Chance of precipitation is 70%.

    High: 65 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. Northwest wind around 5 mph.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 60.

    High: 60 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Showers likely after 8pm. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Showers
    Likely

Detailed Forecast

Tonight
Increasing clouds, with a low around 56. Southwest wind 5 to 10 mph.
Columbus Day
Cloudy, then gradually becoming mostly sunny, with a high near 75. Southwest wind 5 to 10 mph becoming east in the afternoon.
Monday Night
A chance of showers before 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 52. East wind around 5 mph. Chance of precipitation is 70%.
Tuesday
Showers likely and possibly a thunderstorm before 11am, then showers likely between 11am and 2pm. Mostly cloudy, with a high near 65. East wind 5 to 10 mph becoming northwest in the morning. Chance of precipitation is 70%.
Tuesday Night
Mostly cloudy, with a low around 45. Northwest wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 60.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
Mostly sunny, with a high near 60.
Thursday Night
Showers likely after 8pm. Mostly cloudy, with a low around 40.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 55. Breezy.
Friday Night
A chance of showers. Mostly cloudy, with a low around 30. Blustery.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Sunny, with a high near 58.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alanson MI
 45.44°N 84.79°W (Elev. 604 ft)
Last Update:
7:11 pm EDT Oct 11, 2026
Forecast Valid:
7pm EDT Oct 11, 2026-6pm EDT Oct 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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