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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Partly Cloudy

72°F

22°C

Humidity 46%
Wind Speed S 8 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 10 Oct 7:53 pm CDT
Extended Forecast for

Monona WI

  • Tonight

    Tonight: Mostly clear, with a low around 56. South wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 80. South wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 62. South wind around 5 mph.

    Low: 62 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 82. Southwest wind around 10 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southwest wind 5 to 10 mph.

    Low: 63 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Northwest wind 5 to 10 mph.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 52. North wind around 5 mph.

    Low: 52 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Mostly sunny, with a high near 66. Northeast wind around 5 mph.

    High: 66 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 56. South wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Sunny, with a high near 80. South wind 5 to 10 mph.
Sunday Night
Increasing clouds, with a low around 62. South wind around 5 mph.
Columbus Day
Mostly sunny, with a high near 82. Southwest wind around 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 73. Northwest wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 52. North wind around 5 mph.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 66. Northeast wind around 5 mph.
Wednesday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 49.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 66.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Mostly sunny, with a high near 55.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monona WI
 43.07°N 89.34°W (Elev. 850 ft)
Last Update:
5:16 pm CDT Oct 10, 2026
Forecast Valid:
7pm CDT Oct 10, 2026-6pm CDT Oct 17, 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