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 42%
Wind Speed SW 8 mph
Barometer 29.75 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 27 Feb 1:35 pm CST
Extended Forecast for

Lancaster WI

  • This Afternoon

    This Afternoon: Sunny, with a high near 51. Southwest wind 10 to 15 mph becoming west. Winds could gust as high as 25 mph.

    High: 51 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 21. West wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 23 mph.

    Low: 21 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A 50 percent chance of snow, mainly before 1pm. Mostly cloudy, with a high near 27. Northeast wind 8 to 10 mph. New snow accumulation of 1 to 2 inches possible.

    High: 27 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 12. North wind 6 to 10 mph.

    Low: 12 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 29. Northeast wind 5 to 7 mph.

    High: 29 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 14. Northeast wind around 6 mph becoming southeast after midnight.

    Low: 14 °F

    Slight Chance
    Snow

  • Monday

    Monday: Partly sunny, with a high near 40. Southeast wind 6 to 10 mph.

    High: 40 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain and snow before midnight, then a chance of rain. Mostly cloudy, with a low around 29. Southeast wind around 7 mph. Chance of precipitation is 40%.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Tuesday

    Tuesday: A 40 percent chance of rain. Mostly cloudy, with a high near 41. Southeast wind 6 to 8 mph becoming northeast in the afternoon.

    High: 41 °F

    Chance Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 51. Southwest wind 10 to 15 mph becoming west. Winds could gust as high as 25 mph.
Tonight
Increasing clouds, with a low around 21. West wind 7 to 13 mph becoming north after midnight. Winds could gust as high as 23 mph.
Saturday
A 50 percent chance of snow, mainly before 1pm. Mostly cloudy, with a high near 27. Northeast wind 8 to 10 mph. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 12. North wind 6 to 10 mph.
Sunday
Partly sunny, with a high near 29. Northeast wind 5 to 7 mph.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 14. Northeast wind around 6 mph becoming southeast after midnight.
Monday
Partly sunny, with a high near 40. Southeast wind 6 to 10 mph.
Monday Night
A chance of rain and snow before midnight, then a chance of rain. Mostly cloudy, with a low around 29. Southeast wind around 7 mph. Chance of precipitation is 40%.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 41. Southeast wind 6 to 8 mph becoming northeast in the afternoon.
Tuesday Night
A 20 percent chance of rain. Partly cloudy, with a low around 27. Northeast wind around 7 mph.
Wednesday
A 30 percent chance of rain. Mostly sunny, with a high near 46. East wind 6 to 10 mph.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 34. East wind around 10 mph. Chance of precipitation is 60%.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 47. Southeast wind 9 to 11 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lancaster WI
 42.85°N 90.71°W
Last Update:
1:47 pm CST Feb 27, 2026
Forecast Valid:
1pm CST Feb 27, 2026-6pm CST Mar 5, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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