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

Hazardous Weather Conditions

Current conditions at

Windom Municipal Airport (KMWM)

Lat: 43.91°NLon: 95.11°WElev: 1401ft.

Fair

63°F

17°C

Humidity 94%
Wind Speed Calm
Barometer 29.94 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 21 Sep 1:35 am CDT
Extended Forecast for

Heron Lake MN

  • Overnight

    Overnight: Mostly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 76. Calm wind becoming south southwest around 5 mph in the morning. Chance of precipitation is 30%.

    High: 76 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 75 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. North northeast wind 5 to 10 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

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

    Low: 53 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 56. Calm wind.
Sunday
A chance of showers, with thunderstorms also possible after 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 76. Calm wind becoming south southwest around 5 mph in the morning. Chance of precipitation is 30%.
Sunday Night
A 50 percent chance of showers and thunderstorms, mainly before 2am. Mostly cloudy, with a low around 57. Southeast wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. Calm wind becoming east northeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 56. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 76. North northeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 53.
Wednesday
Mostly sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 76.
Thursday Night
Mostly clear, with a low around 53.
Friday
Sunny, with a high near 79.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Heron Lake MN
 43.8°N 95.33°W (Elev. 1430 ft)
Last Update:
1:42 am CDT Sep 21, 2025
Forecast Valid:
1am CDT Sep 21, 2025-6pm CDT Sep 27, 2025
 
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