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.

Partly Cloudy

56°F

13°C

Humidity 100%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 14 Oct 4:55 am CDT
Extended Forecast for

Potosi WI

  • Today

    Today: Mostly cloudy, with a high near 64. North wind 6 to 9 mph.

    High: 64 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 51. East wind 5 to 8 mph.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Showers, mainly after 11am. High near 58. East wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 45. Breezy, with a northwest wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 55. Breezy, with a northwest wind 20 to 24 mph, with gusts as high as 36 mph.

    High: 55 °F

    Slight Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Areas of frost after 3am. Otherwise, mostly clear, with a low around 33. North wind 5 to 10 mph becoming light northwest in the evening. Winds could gust as high as 18 mph.

    Low: 33 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Widespread frost before 8am. Otherwise, sunny, with a high near 58. Light southwest wind increasing to 8 to 13 mph in the morning.

    High: 58 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 41. South wind around 10 mph, with gusts as high as 18 mph.

    Low: 41 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 63. Breezy, with a south wind 11 to 17 mph.

    High: 63 °F

    Sunny and
    Breezy

Detailed Forecast

Today
Mostly cloudy, with a high near 64. North wind 6 to 9 mph.
Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 51. East wind 5 to 8 mph.
Thursday
Showers, mainly after 11am. High near 58. East wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely before 1am. Cloudy, then gradually becoming partly cloudy, with a low around 45. Breezy, with a northwest wind 8 to 13 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 55. Breezy, with a northwest wind 20 to 24 mph, with gusts as high as 36 mph.
Friday Night
Areas of frost after 3am. Otherwise, mostly clear, with a low around 33. North wind 5 to 10 mph becoming light northwest in the evening. Winds could gust as high as 18 mph.
Saturday
Widespread frost before 8am. Otherwise, sunny, with a high near 58. Light southwest wind increasing to 8 to 13 mph in the morning.
Saturday Night
Clear, with a low around 41. South wind around 10 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 63. Breezy, with a south wind 11 to 17 mph.
Sunday Night
Partly cloudy, with a low around 47. Southwest wind 6 to 11 mph, with gusts as high as 21 mph.
Monday
Partly sunny, with a high near 65. Southwest wind around 6 mph.
Monday Night
Partly cloudy, with a low around 46. Calm wind.
Tuesday
Mostly sunny, with a high near 68. Calm wind becoming south 5 to 7 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Potosi WI
 42.69°N 90.69°W
Last Update:
5:01 am CDT Oct 14, 2026
Forecast Valid:
5am CDT Oct 14, 2026-6pm CDT Oct 20, 2026
 
Forecast Discussion
 
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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