Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Partly Cloudy

80°F

27°C

Humidity 94%
Wind Speed S 5 mph
Barometer 29.81 in (1008.5 mb)
Dewpoint 78°F (26°C)
Visibility 8.00 mi
Heat Index86°F (30°C)
Last update 27 Jul 2:53 am CDT
Extended Forecast for

Madison WI

Heat Advisory July 27, 10:00am until July 27, 09:00pm
Dense Fog Advisory until July 27, 08:00am
Click here for hazard details and duration
Heat Advisory
Dense Fog Advisory
  •  
    Dense Fog Advisory until July 27, 08:00am

    NOW until 8:00am Mon

    Dense Fog Advisory

  • Overnight

    Low: 74 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly between 8am and noon.  Mostly sunny and hot, with a high near 91. Heat index values as high as 100. South wind 10 to 15 mph.

    High: 91 °F

    Chance
    T-storms then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Northwest wind around 10 mph becoming north after midnight.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 83. North wind around 10 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

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

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Calm wind.

    High: 86 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64. South wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 87. Southwest wind around 5 mph.

    High: 87 °F

    Mostly Sunny

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 74. Southwest wind around 5 mph.
Monday
A 40 percent chance of showers and thunderstorms, mainly between 8am and noon. Mostly sunny and hot, with a high near 91. Heat index values as high as 100. South wind 10 to 15 mph.
Monday Night
Partly cloudy, with a low around 66. Northwest wind around 10 mph becoming north after midnight.
Tuesday
Sunny, with a high near 83. North wind around 10 mph.
Tuesday Night
Mostly clear, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 86. Calm wind.
Wednesday Night
Mostly clear, with a low around 64. South wind around 5 mph.
Thursday
Mostly sunny, with a high near 87. Southwest wind around 5 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 82. Chance of precipitation is 50%.
Friday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 64.
Saturday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Saturday Night
Partly cloudy, with a low around 62.
Sunday
Sunny, with a high near 83.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Madison WI
 43.07°N 89.4°W (Elev. 879 ft)
2:36 am CDT Jul 27, 2026
3am CDT Jul 27, 2026-6pm CDT Aug 2, 2026
 
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Additional Resources

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