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

4°F

-16°C

Humidity 58%
Wind Speed W 18 G 28 mph
Barometer 30.26 in
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-16°F (-27°C)
Last update 19 Jan 1:35 pm CST
Extended Forecast for

Lancaster WI

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 2. Wind chill values as low as -19. Breezy, with a west wind 13 to 16 mph, with gusts as high as 24 mph.

    High: 2 °F

    Cold and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around -3. Wind chill values as low as -15. West wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: -3 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Increasing clouds, with a high near 15. Wind chill values as low as -13. West wind 5 to 8 mph becoming south in the afternoon.

    High: 15 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow, mainly after 9pm. Low around 11. South wind around 6 mph becoming north after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Low: 11 °F

    Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 23. West wind 7 to 14 mph, with gusts as high as 22 mph.

    High: 23 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow before midnight. Partly cloudy, with a low around 4. West wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 4 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 14. West wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 14 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -14. Northwest wind around 11 mph, with gusts as high as 20 mph.

    Low: -14 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny and cold, with a high near -6. Northwest wind 8 to 10 mph.

    High: -6 °F

    Cold

Detailed Forecast

M.L.King Day
Mostly sunny and cold, with a high near 2. Wind chill values as low as -19. Breezy, with a west wind 13 to 16 mph, with gusts as high as 24 mph.
Tonight
Partly cloudy, with a low around -3. Wind chill values as low as -15. West wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Increasing clouds, with a high near 15. Wind chill values as low as -13. West wind 5 to 8 mph becoming south in the afternoon.
Tuesday Night
Snow, mainly after 9pm. Low around 11. South wind around 6 mph becoming north after midnight. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Wednesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 23. West wind 7 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
A 20 percent chance of snow before midnight. Partly cloudy, with a low around 4. West wind 10 to 14 mph, with gusts as high as 23 mph.
Thursday
Mostly sunny, with a high near 14. West wind 10 to 14 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around -14. Northwest wind around 11 mph, with gusts as high as 20 mph.
Friday
Mostly sunny and cold, with a high near -6. Northwest wind 8 to 10 mph.
Friday Night
Partly cloudy, with a low around -19. Northwest wind around 7 mph.
Saturday
Mostly sunny and cold, with a high near -2. Northwest wind around 7 mph.
Saturday Night
Partly cloudy, with a low around -13. North wind around 6 mph.
Sunday
Mostly sunny, with a high near 8. Northwest wind 6 to 9 mph becoming south in the afternoon.
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:
1:11 pm CST Jan 19, 2026
Forecast Valid:
1pm CST Jan 19, 2026-6pm CST Jan 25, 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