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

Platteville Municipal Airport (KPVB)

Lat: 42.69°NLon: 90.44°WElev: 1020ft.

Overcast

50°F

10°C

Humidity 86%
Wind Speed E 3 mph
Barometer 29.98 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 5 Mar 4:55 pm CST
Extended Forecast for

Sinsinawa WI

  • Tonight

    Tonight: A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 43. Light southeast wind increasing to 5 to 9 mph in the evening.

    Low: 43 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers and thunderstorms, mainly before 4pm. High near 65. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    High: 65 °F

    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 44. Breezy, with a south wind 10 to 17 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 44 °F

    T-storms then
    Showers and
    Breezy

  • Saturday

    Saturday: Partly sunny, with a high near 46. Breezy, with a west wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 46 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. West wind 6 to 9 mph becoming southwest after midnight.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 59. Breezy, with a southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 59 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 67. Southwest wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. Northwest wind 8 to 10 mph becoming southeast after midnight. Winds could gust as high as 18 mph.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
A 30 percent chance of showers after 5am. Mostly cloudy, with a low around 43. Light southeast wind increasing to 5 to 9 mph in the evening.
Friday
Showers and thunderstorms, mainly before 4pm. High near 65. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Friday Night
Showers and possibly a thunderstorm. Low around 44. Breezy, with a south wind 10 to 17 mph becoming west after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Partly sunny, with a high near 46. Breezy, with a west wind 9 to 17 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 32. West wind 6 to 9 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 59. Breezy, with a southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 47. Southwest wind 11 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 67. Southwest wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 45. Northwest wind 8 to 10 mph becoming southeast after midnight. Winds could gust as high as 18 mph.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 66. Southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 38. Southwest wind around 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 50. Breezy, with a northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 26. North wind 7 to 13 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 46. Northwest wind 7 to 13 mph becoming southeast in the morning. Winds could gust as high as 22 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sinsinawa WI
 42.54°N 90.52°W
Last Update:
4:07 pm CST Mar 5, 2026
Forecast Valid:
5pm CST Mar 5, 2026-6pm CDT Mar 12, 2026
 
Forecast Discussion
 
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Additional Resources

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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