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

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. 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

57°F

14°C

Humidity 100%
Wind Speed NE 3 mph
Barometer 30.28 in (1025.3 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 18 Sep 5:53 am CDT
Extended Forecast for

Maple Bluff WI

Flood Watch September 19, 01:00am until September 19, 01:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: A 30 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 69. Light and variable wind becoming east 10 to 15 mph in the morning.

    High: 69 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely, then showers and possibly a thunderstorm after 10pm. Some of the storms could produce heavy rainfall. Low around 59. East wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 59 °F

    Showers
    Likely then
    Heavy Rain

  • Saturday

    Saturday: Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am. High near 69. Southeast wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    High: 69 °F

    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely after 7pm. Mostly cloudy, with a low around 56. Northeast wind 10 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Showers
    Likely

  • Sunday

    Sunday: A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 66. Northeast wind around 15 mph.

    High: 66 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 50. Breezy, with a northeast wind 15 to 20 mph.

    Low: 50 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers. Mostly cloudy, with a high near 61. Northeast wind around 15 mph.

    High: 61 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 47. Northeast wind around 15 mph.

    Low: 47 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 61.

    High: 61 °F

    Partly Sunny

Detailed Forecast

Today
A 30 percent chance of showers, mainly after 3pm. Mostly cloudy, with a high near 69. Light and variable wind becoming east 10 to 15 mph in the morning.
Tonight
Showers likely, then showers and possibly a thunderstorm after 10pm. Some of the storms could produce heavy rainfall. Low around 59. East wind around 15 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Saturday
Showers and possibly a thunderstorm, mainly before 11am, then a chance of showers and thunderstorms after 11am. High near 69. Southeast wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday Night
A chance of showers and thunderstorms, then showers likely after 7pm. Mostly cloudy, with a low around 56. Northeast wind 10 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday
A 50 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 66. Northeast wind around 15 mph.
Sunday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 50. Breezy, with a northeast wind 15 to 20 mph.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 61. Northeast wind around 15 mph.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 47. Northeast wind around 15 mph.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 65.
Wednesday Night
Mostly cloudy, with a low around 47.
Thursday
Partly sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Maple Bluff WI
 43.09°N 89.37°W (Elev. 850 ft)
Last Update:
6:41 am CDT Sep 18, 2026
Forecast Valid:
6am CDT Sep 18, 2026-6pm CDT Sep 24, 2026
 
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