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

32°F

0°C

Humidity 37%
Wind Speed E 6 mph
Barometer 30.41 in
Dewpoint 9°F (-13°C)
Visibility 7.00 mi
Wind Chill26°F (-3°C)
Last update 1 Mar 5:15 pm CST
Extended Forecast for

Lancaster WI

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 19. Northeast wind 5 to 7 mph becoming southeast after midnight.

    Low: 19 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 43. South wind 6 to 10 mph.

    High: 43 °F

    Sunny

  • Monday Night

    Monday Night: A 40 percent chance of rain after midnight. Increasing clouds, with a low around 31. Southeast wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 44. East wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 44 °F

    Chance Rain
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain, mainly after midnight. Partly cloudy, with a low around 33. East wind around 6 mph.

    Low: 33 °F

    Chance Rain

  • Wednesday

    Wednesday: A 40 percent chance of rain. Mostly sunny, with a high near 46. East wind 6 to 8 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 46 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 37. Northeast wind 3 to 6 mph.

    Low: 37 °F

    Chance Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 53. Light and variable wind becoming east 5 to 7 mph in the morning.

    High: 53 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A slight chance of rain, then a chance of rain and thunderstorms after midnight. Mostly cloudy, with a low around 41. Southeast wind 5 to 8 mph. Chance of precipitation is 40%.

    Low: 41 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 19. Northeast wind 5 to 7 mph becoming southeast after midnight.
Monday
Sunny, with a high near 43. South wind 6 to 10 mph.
Monday Night
A 40 percent chance of rain after midnight. Increasing clouds, with a low around 31. Southeast wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A 50 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 44. East wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 30 percent chance of rain, mainly after midnight. Partly cloudy, with a low around 33. East wind around 6 mph.
Wednesday
A 40 percent chance of rain. Mostly sunny, with a high near 46. East wind 6 to 8 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37. Northeast wind 3 to 6 mph.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 53. Light and variable wind becoming east 5 to 7 mph in the morning.
Thursday Night
A slight chance of rain, then a chance of rain and thunderstorms after midnight. Mostly cloudy, with a low around 41. Southeast wind 5 to 8 mph. Chance of precipitation is 40%.
Friday
Rain. High near 61. Southeast wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 80%.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 32. West wind 8 to 13 mph.
Saturday
Mostly sunny, with a high near 52. West wind 8 to 10 mph.
Saturday Night
Mostly clear, with a low around 33. Southwest wind around 8 mph.
Sunday
Sunny, with a high near 59. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster WI
 42.85°N 90.71°W
Last Update:
5:21 pm CST Mar 1, 2026
Forecast Valid:
5pm CST Mar 1, 2026-6pm CDT Mar 8, 2026
 
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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