Extreme Heat Across the Southern U.S.; Flash Flooding Threats in the Mid-Atlantic, Northeast, and Four Corners Region

Dangerous and extreme heat will remain across portions of the southern U.S. this week. Heavy rainfall may bring significant flash flooding across portions of the Mid-Atlantic and Northeast through the night, and additional flash flooding concerns across New England on Wednesday. Monsoonal thunderstorms will bring a flash flood risk to the Four Corners region, especially in burn scar areas 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

74°F

23°C

Humidity 57%
Wind Speed E 6 mph
Barometer 29.91 in (1012.4 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 28 Jul 7:53 pm CDT
Extended Forecast for

De Forest WI

  • Tonight

    Tonight: Mostly clear, with a low around 59. East wind around 5 mph becoming calm.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming southwest around 5 mph.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy smoke between 9pm and 10pm. Mostly clear, with a low around 63. South wind around 5 mph becoming calm.

    Low: 63 °F

    Patchy Smoke
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm.

    Low: 64 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm.  Cloudy, with a high near 79. Southeast wind 5 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 63. East wind 5 to 10 mph.  Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Low: 63 °F

    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly cloudy, with a high near 79. Northeast wind around 10 mph.  Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 59. East wind around 5 mph becoming calm.
Wednesday
Sunny, with a high near 84. Calm wind becoming southwest around 5 mph.
Wednesday Night
Patchy smoke between 9pm and 10pm. Mostly clear, with a low around 63. South wind around 5 mph becoming calm.
Thursday
Mostly sunny, with a high near 86. Calm wind becoming southwest around 5 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 64. Southwest wind around 5 mph becoming calm.
Friday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Cloudy, with a high near 79. Southeast wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. East wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 79. Northeast wind around 10 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 60.
Sunday
Mostly sunny, with a high near 80.
Sunday Night
Mostly clear, with a low around 58.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Mostly sunny, with a high near 87.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
De Forest WI
 43.24°N 89.36°W (Elev. 899 ft)
6:41 pm CDT Jul 28, 2026
8pm CDT Jul 28, 2026-6pm CDT Aug 4, 2026
 
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