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

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Fair

76°F

24°C

Humidity 47%
Wind Speed W 3 mph
Barometer 30.28 in (1025.2 mb)
Dewpoint 54°F (12°C)
Visibility 8.00 mi
Heat Index78°F (26°C)
Last update 2 Aug 5:53 pm CDT
Extended Forecast for

Cottage Grove WI

  • Tonight

    Tonight: Areas of smoke. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Areas Smoke
    then Patchy
    Fog

  • Sunday

    Sunday: Areas of smoke. Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 80 °F

    Areas Smoke

  • Sunday Night

    Sunday Night: Areas of smoke before 2am. Mostly clear, with a low around 56. Southeast wind around 5 mph becoming calm.

    Low: 56 °F

    Areas Smoke

  • Monday

    Monday: Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Calm wind becoming southeast around 5 mph in the morning.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62. East wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85. Calm wind becoming south around 5 mph in the morning.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Areas of smoke. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 55. Calm wind.
Sunday
Areas of smoke. Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Areas of smoke before 2am. Mostly clear, with a low around 56. Southeast wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 81. Calm wind becoming southeast around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 60. East wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 82. Calm wind becoming southeast around 5 mph in the morning.
Tuesday Night
Mostly clear, with a low around 62. East wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 85. Calm wind becoming south around 5 mph in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 87.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Friday
Mostly sunny, with a high near 88.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cottage Grove WI
 43.09°N 89.19°W (Elev. 919 ft)
Last Update:
6:08 pm CDT Aug 2, 2025
Forecast Valid:
6pm CDT Aug 2, 2025-6pm CDT Aug 9, 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