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

Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Madison-Lac Qui Parle County Airport (KDXX)

Lat: 44.98°NLon: 96.18°WElev: 1077ft.

Fog/Mist

49°F

9°C

Humidity 100%
Wind Speed Calm
Barometer 30.11 in
Dewpoint 49°F (9°C)
Visibility 1.50 mi
Last update 28 Aug 5:15 am CDT
Extended Forecast for

Madison MN

  • Today

    Today: Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 85. Light southeast wind becoming south southeast 5 to 10 mph in the morning.

    High: 85 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. South southeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday

    Saturday: A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 85. South southeast wind 5 to 10 mph.

    High: 85 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 64. East southeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 87. East wind 5 to 10 mph.

    High: 87 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. East wind 5 to 10 mph becoming south southwest after midnight.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84. Northwest wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming southwest after midnight.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog between 7am and 8am. Otherwise, partly sunny, with a high near 85. Light southeast wind becoming south southeast 5 to 10 mph in the morning.
Tonight
A chance of showers and thunderstorms before 3am, then showers likely and possibly a thunderstorm between 3am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 64. South southeast wind 10 to 15 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A 30 percent chance of showers, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 85. South southeast wind 5 to 10 mph.
Saturday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 64. East southeast wind around 5 mph. Chance of precipitation is 30%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 87. East wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 66. East wind 5 to 10 mph becoming south southwest after midnight.
Monday
Mostly sunny, with a high near 84. Northwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming southwest after midnight.
Tuesday
Mostly sunny, with a high near 83. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 60. South southwest wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 85. Light southeast wind becoming south southeast 5 to 10 mph in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. South southeast wind 5 to 10 mph.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 86. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Madison MN
 45.02°N 96.18°W (Elev. 1063 ft)
Last Update:
3:57 am CDT Aug 28, 2026
Forecast Valid:
5am CDT Aug 28, 2026-6pm CDT Sep 3, 2026
 
Forecast Discussion
 
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Additional Resources

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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