Severe Weather and Heavy Rainfall from the Midwest to the Ohio Valley; Mid-Summer Heat Continues

Severe thunderstorm and heavy rainfall threats will persist from the Midwest to Lower Great Lakes through Monday, shifting into the Ohio Valley and Central Appalachians Monday evening into Tuesday. Mid-summer heat will continue across much of the CONUS this week, with record highs possible well into the 100s across the south-central High Plains. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Mostly Cloudy

75°F

24°C

Humidity 76%
Wind Speed S 5 mph
Barometer 29.90 in (1012.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 9 Aug 8:53 pm CDT
Extended Forecast for

4 Miles NNE Deerfield WI

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 1am.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 65. Northeast wind around 5 mph becoming calm.

    Low: 65 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 82. Calm wind becoming northeast around 5 mph.

    High: 82 °F

    Patchy Fog
    then Partly
    Sunny

  • Monday Night

    Monday Night: Patchy fog after 3am.  Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 10am.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 81. Calm wind becoming southeast around 5 mph in the morning.  Chance of precipitation is 50%.

    High: 81 °F

    Chance
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 65. Calm wind.  Chance of precipitation is 50%.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, with thunderstorms also possible after 1pm.  Partly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the morning.  Chance of precipitation is 20%.

    High: 82 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm.

    Low: 62 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 77. Calm wind becoming northeast around 5 mph in the morning.

    High: 77 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers after 1am.  Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before 1am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 65. Northeast wind around 5 mph becoming calm.
Monday
Patchy fog before 8am. Otherwise, partly sunny, with a high near 82. Calm wind becoming northeast around 5 mph.
Monday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 65. Calm wind.
Tuesday
A chance of showers, with thunderstorms also possible after 10am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 81. Calm wind becoming southeast around 5 mph in the morning. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Calm wind. Chance of precipitation is 50%.
Wednesday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the morning. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm.
Thursday
Partly sunny, with a high near 77. Calm wind becoming northeast around 5 mph in the morning.
Thursday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 57.
Friday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 75.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 60.
Sunday
A 20 percent chance of showers. Mostly cloudy, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Deerfield WI
 43.1°N 89.04°W (Elev. 899 ft)
9:06 pm CDT Aug 9, 2026
9pm CDT Aug 9, 2026-6pm CDT Aug 16, 2026
 
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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