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

Hazardous Weather Conditions

Current conditions at

Madison, Dane County Regional-Truax Field (KMSN)

Lat: 43.14°NLon: 89.35°WElev: 860ft.

Fog/Mist

68°F

20°C

Humidity 96%
Wind Speed Calm
Barometer 29.90 in (1011.8 mb)
Dewpoint 67°F (19°C)
Visibility 0.75 mi
Last update 13 Aug 2:53 am CDT
Extended Forecast for

Poynette WI

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Patchy Fog

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after 11am. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 77 °F

    Chance
    Showers and
    Areas Fog

  • Thursday Night

    Thursday Night: A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm.

    Low: 62 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A chance of showers before noon, then a slight chance of showers after 4pm. Mostly cloudy, with a high near 79. East wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. East wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 81. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South wind around 5 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Showers
    Likely

  • Sunday

    Sunday: Cloudy, then gradually becoming mostly sunny, with a high near 80. Northwest wind 5 to 10 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 65. Calm wind.
Thursday
A 40 percent chance of showers, mainly after 11am. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 77. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
A 10 percent chance of showers before 7pm. Mostly cloudy, with a low around 62. East wind around 5 mph becoming calm.
Friday
A chance of showers before noon, then a slight chance of showers after 4pm. Mostly cloudy, with a high near 79. East wind 5 to 10 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. East wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 81. South wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. South wind around 5 mph becoming west after midnight. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Cloudy, then gradually becoming mostly sunny, with a high near 80. Northwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 61.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 59.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Poynette WI
 43.4°N 89.41°W (Elev. 850 ft)
Last Update:
2:47 am CDT Aug 13, 2026
Forecast Valid:
3am CDT Aug 13, 2026-6pm CDT Aug 19, 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