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

64°F

18°C

Humidity 88%
Wind Speed E 5 mph
Barometer 29.98 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 30 Aug 5:15 am EDT
Extended Forecast for

Alanson MI

  • Overnight

    Overnight: Showers. Low around 62. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Showers

  • Sunday

    Sunday: Showers. Patchy fog between 7am and 2pm. High near 76. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 76 °F

    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: A 30 percent chance of showers. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 63. East wind around 5 mph.

    Low: 63 °F

    Chance
    Showers and
    Patchy Fog

  • Monday

    Monday: Showers likely before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of thunderstorms after 5pm. Patchy fog before noon. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Southeast wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely and
    Patchy Fog
    then Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 65. Southwest wind around 5 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 64.

    Low: 64 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers after 2pm. Mostly cloudy, with a high near 81.

    High: 81 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 58.

    Low: 58 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Overnight
Showers. Low around 62. South wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers. Patchy fog between 7am and 2pm. High near 76. Southeast wind around 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 30 percent chance of showers. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 63. East wind around 5 mph.
Monday
Showers likely before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a slight chance of thunderstorms after 5pm. Patchy fog before noon. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 83. Southeast wind 5 to 10 mph becoming south in the afternoon. Chance of precipitation is 70%.
Monday Night
A slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 65. Southwest wind around 5 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Mostly cloudy, with a low around 64.
Wednesday
A chance of showers after 2pm. Mostly cloudy, with a high near 81.
Wednesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 79.
Friday Night
A chance of showers. Partly cloudy, with a low around 56.
Saturday
A chance of showers. Mostly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Alanson MI
 45.44°N 84.79°W (Elev. 604 ft)
Last Update:
5:11 am EDT Aug 30, 2026
Forecast Valid:
5am EDT Aug 30, 2026-6pm EDT Sep 5, 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