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

68°F

20°C

Humidity 34%
Wind Speed NW 7 mph
Barometer 30.12 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 8 Oct 12:55 pm CDT
Extended Forecast for

Potosi WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 69. West wind around 7 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 51. Calm wind becoming east around 5 mph after midnight.

    Low: 51 °F

    Increasing
    Clouds

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly before 3pm. Partly sunny, with a high near 71. Southeast wind 6 to 13 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Southeast wind around 9 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81. South wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. South wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 76. South wind around 7 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 78. Southwest wind 6 to 9 mph.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 69. West wind around 7 mph.
Tonight
Increasing clouds, with a low around 51. Calm wind becoming east around 5 mph after midnight.
Friday
A 50 percent chance of showers and thunderstorms, mainly before 3pm. Partly sunny, with a high near 71. Southeast wind 6 to 13 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly clear, with a low around 60. Southeast wind around 9 mph.
Saturday
Sunny, with a high near 81. South wind 9 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 58. South wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 76. South wind around 7 mph.
Sunday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Columbus Day
Mostly sunny, with a high near 78. Southwest wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 57. Southwest wind 7 to 10 mph becoming northwest after midnight.
Tuesday
Mostly sunny, with a high near 67. North wind 7 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 50. North wind around 5 mph becoming light and variable.
Wednesday
A 40 percent chance of showers. Mostly sunny, with a high near 66. Southeast wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Potosi WI
 42.67°N 90.72°W
Last Update:
11:36 am CDT Oct 8, 2026
Forecast Valid:
1pm CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
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Additional Resources

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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