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

47°F

8°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 47°F (8°C)
Visibility 10.00 mi
Last update 8 Oct 8:15 am CDT
Extended Forecast for

Lancaster WI

  • Today

    Today: Mostly sunny, with a high near 68. Calm wind becoming west around 6 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 72. Southeast wind 5 to 11 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Southeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. South wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58. South wind 7 to 13 mph, with gusts as high as 22 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 75. South wind 6 to 8 mph.

    High: 75 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 58. South wind around 5 mph.

    Low: 58 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 74. Southwest wind 5 to 10 mph.

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 68. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Partly cloudy, with a low around 50. Calm wind.
Friday
A 50 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 72. Southeast wind 5 to 11 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly clear, with a low around 60. Southeast wind around 10 mph, with gusts as high as 20 mph.
Saturday
Sunny, with a high near 78. South wind 11 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Mostly clear, with a low around 58. South wind 7 to 13 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 75. South wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 58. South wind around 5 mph.
Columbus Day
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 74. Southwest wind 5 to 10 mph.
Monday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 52. Northwest wind around 11 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 61. North wind around 11 mph.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 44. North wind around 6 mph becoming light and variable in the evening.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 61. Light east wind becoming south 5 to 9 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lancaster WI
 42.85°N 90.68°W
Last Update:
5:31 am CDT Oct 8, 2026
Forecast Valid:
8am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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Additional Resources

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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