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.

Fair

56°F

13°C

Humidity 63%
Wind Speed SE 8 mph
Barometer 30.01 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Mar 5:35 pm CDT
Extended Forecast for

Potosi WI

  • Tonight

    Tonight: Increasing clouds, with a low around 46. Light and variable wind becoming southwest 5 to 9 mph in the evening.

    Low: 46 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 65. North wind around 9 mph.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. North wind around 5 mph becoming light and variable.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 68. South wind 6 to 10 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48. South wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 48 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 60. Breezy, with a north wind 13 to 18 mph, with gusts as high as 26 mph.

    High: 60 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. North wind 8 to 15 mph, with gusts as high as 23 mph.

    Low: 28 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 48. North wind around 7 mph.

    High: 48 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35. Southeast wind 5 to 9 mph.

    Low: 35 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 46. Light and variable wind becoming southwest 5 to 9 mph in the evening.
Friday
Mostly sunny, with a high near 65. North wind around 9 mph.
Friday Night
Mostly cloudy, with a low around 40. North wind around 5 mph becoming light and variable.
Saturday
Sunny, with a high near 68. South wind 6 to 10 mph.
Saturday Night
Partly cloudy, with a low around 48. South wind 8 to 11 mph, with gusts as high as 20 mph.
Sunday
Mostly cloudy, with a high near 60. Breezy, with a north wind 13 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 28. North wind 8 to 15 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 48. North wind around 7 mph.
Monday Night
Mostly cloudy, with a low around 35. Southeast wind 5 to 9 mph.
Tuesday
Mostly cloudy, with a high near 53. Southwest wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 35. East wind around 8 mph.
Wednesday
Mostly cloudy, with a high near 56. Southeast wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 41. South wind 10 to 14 mph.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 56. Breezy, with a northwest wind 14 to 18 mph, with gusts as high as 28 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Potosi WI
 42.67°N 90.72°W
Last Update:
3:41 pm CDT Mar 19, 2026
Forecast Valid:
5pm CDT Mar 19, 2026-6pm CDT Mar 26, 2026
 
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Additional Resources

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Chance of Precipitation