Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Fog/Mist

69°F

21°C

Humidity 93%
Wind Speed E 8 mph
Barometer 30.09 in (1018.6 mb)
Dewpoint 67°F (19°C)
Visibility 4.00 mi
Last update 14 Aug 6:53 am CDT
Extended Forecast for

Monona WI

  • Today

    Today: Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 82. East wind around 10 mph.

    High: 82 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Tonight

    Tonight: A slight chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 3am, then showers likely and possibly a thunderstorm after 3am.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 64. East wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 4pm.  Cloudy, with a high near 82. Southeast wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am.  Mostly cloudy, with a low around 69. West wind around 5 mph.  Chance of precipitation is 50%.

    Low: 69 °F

    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm.  Partly sunny, with a high near 83. Northwest wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. North wind 5 to 10 mph.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. North wind around 5 mph becoming calm.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 82. East wind around 10 mph.
Tonight
A slight chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 3am, then showers likely and possibly a thunderstorm after 3am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. East wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Showers likely and possibly a thunderstorm before 11am, then a chance of showers and thunderstorms between 11am and 4pm. Cloudy, with a high near 82. Southeast wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 69. West wind around 5 mph. Chance of precipitation is 50%.
Sunday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Partly sunny, with a high near 83. Northwest wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 62. North wind 5 to 10 mph.
Monday
Sunny, with a high near 80. North wind around 5 mph becoming calm.
Monday Night
Mostly clear, with a low around 60. Calm wind.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 77.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Thursday
Partly sunny, with a high near 74.
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ABOUT THIS FORECAST

 
Point Forecast:
Monona WI
 43.05°N 89.34°W (Elev. 850 ft)
6:31 am CDT Aug 14, 2026
7am CDT Aug 14, 2026-6pm CDT Aug 20, 2026
 
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Additional Resources

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