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

34°F

1°C

Humidity 93%
Wind Speed S 8 mph
Barometer 30.00 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 12 Jan 6:35 pm CST
Extended Forecast for

Lancaster WI

  • Tonight

    Tonight: Increasing clouds, with a low around 30. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.

    Low: 30 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 46. Breezy, with a west wind 14 to 20 mph, with gusts as high as 31 mph.

    High: 46 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 20. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 31 mph.

    Low: 20 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 25. Blustery, with a north wind 21 to 23 mph, with gusts as high as 33 mph.

    High: 25 °F

    Decreasing
    Clouds and
    Blustery

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 8. Blustery, with a north wind 7 to 16 mph, with gusts as high as 24 mph.

    Low: 8 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 26. Northwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.

    High: 26 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Thursday Night

    Thursday Night: Snow likely. Mostly cloudy, with a low around 21. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    Low: 21 °F

    Snow Likely

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 30. Blustery, with a northwest wind 11 to 16 mph, with gusts as high as 24 mph.

    High: 30 °F

    Chance Snow
    and Blustery

  • Friday Night

    Friday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 8. Blustery, with a northwest wind 14 to 16 mph, with gusts as high as 24 mph.

    Low: 8 °F

    Chance Snow
    and Blustery

Detailed Forecast

Tonight
Increasing clouds, with a low around 30. Southwest wind 7 to 14 mph, with gusts as high as 23 mph.
Tuesday
Partly sunny, with a high near 46. Breezy, with a west wind 14 to 20 mph, with gusts as high as 31 mph.
Tuesday Night
Mostly cloudy, with a low around 20. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 31 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 25. Blustery, with a north wind 21 to 23 mph, with gusts as high as 33 mph.
Wednesday Night
Mostly clear, with a low around 8. Blustery, with a north wind 7 to 16 mph, with gusts as high as 24 mph.
Thursday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 26. Northwest wind 6 to 10 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Thursday Night
Snow likely. Mostly cloudy, with a low around 21. Southwest wind around 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 30. Blustery, with a northwest wind 11 to 16 mph, with gusts as high as 24 mph.
Friday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 8. Blustery, with a northwest wind 14 to 16 mph, with gusts as high as 24 mph.
Saturday
A 20 percent chance of snow. Mostly cloudy, with a high near 12. Northwest wind around 15 mph, with gusts as high as 23 mph.
Saturday Night
Mostly cloudy, with a low around 0. Northwest wind 11 to 14 mph.
Sunday
Partly sunny, with a high near 13. West wind 11 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 2. West wind 10 to 13 mph.
M.L.King Day
Partly sunny, with a high near 16. Northwest wind 10 to 14 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:
5:06 pm CST Jan 12, 2026
Forecast Valid:
6pm CST Jan 12, 2026-6pm CST Jan 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation