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

Flash Flood Threats in the Northeast and Southeast; Excessive Heat in the Southwest

Heavy rain will lead to isolated flash flooding threats along coastal New England, and Florida today. Excessive heat will continue to impact the Southwest. Dry, gusty winds, and possible dry lightning will contribute to a critical fire weather threat today across the Interior Northwest. Scattered storms, some severe, are expected Saturday from the northern Plains toward the upper MS Valley. Read More >

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Light Rain

23°C

74°F

Humidity 64%
Wind Speed SW 9 km/h
Barometer 1015.6 mb (30.01 in)
Dewpoint 16°C (61°F)
Visibility 16 km
Last update 5 Aug 6:53 pm CDT
Extended Forecast for

2 Miles SSW Monona WI

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 10pm. Cloudy, with a low around 19. South wind 10 to 15 km/h. Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    Low: 19 °C

  • Friday

    Friday: A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 29. South wind 10 to 15 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Chance
    T-storms then
    Showers
    Likely

    High: 29 °C

  • Friday
    Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 18. South wind 5 to 10 km/h.

    Chance
    T-storms

    Low: 18 °C

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 30. South wind 5 to 10 km/h.

    Chance
    T-storms

    High: 30 °C

  • Saturday
    Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 21. South wind around 10 km/h.

    Slight Chance
    T-storms then
    Chance
    T-storms

    Low: 21 °C

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 30. South wind 15 to 25 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.

    Chance
    T-storms then
    T-storms
    Likely

    High: 30 °C

  • Sunday
    Night

    Sunday Night: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 21. South wind around 15 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 cm possible.

    T-storms
    Likely

    Low: 21 °C

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 31. Southwest wind around 15 km/h.

    Chance
    T-storms

    High: 31 °C

  • Monday
    Night

    Monday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 22. Chance of precipitation is 30%.

    Chance
    T-storms

    Low: 22 °C

Detailed Forecast

Tonight
A chance of showers, with thunderstorms also possible after 10pm. Cloudy, with a low around 19. South wind 10 to 15 km/h. Chance of precipitation is 50%.
Friday
A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Mostly cloudy, with a high near 29. South wind 10 to 15 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 18. South wind 5 to 10 km/h.
Saturday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 30. South wind 5 to 10 km/h.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 21. South wind around 10 km/h.
Sunday
Showers and thunderstorms likely, mainly after 1pm. Partly sunny, with a high near 30. South wind 15 to 25 km/h. Chance of precipitation is 60%. New rainfall amounts between 2.5 and 5 mm possible.
Sunday Night
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 21. South wind around 15 km/h. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 cm possible.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 31. Southwest wind around 15 km/h.
Monday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 22. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 31.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 20.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 31.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 18.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 29.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
2 Miles SSW Monona WI
 43.03°N 89.34°W (Elev. 263 m)
Last Update:
6:09 pm CDT Aug 5, 2021
Forecast Valid:
7pm CDT Aug 5, 2021-6pm CDT Aug 12, 2021
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation