National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Platteville Municipal Airport (KPVB)

Lat: 42.69°NLon: 90.44°WElev: 1020ft.

Fair

91°F

33°C

Humidity 50%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 1 Sep 4:15 pm CDT
Extended Forecast for

Lancaster WI

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind around 7 mph.

    High: 89 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 71. Calm wind becoming south around 5 mph after midnight.

    Low: 71 °F

    Gradual
    Clearing

  • Wednesday

    Wednesday: Mostly sunny, with a high near 90. Light and variable wind becoming southwest 6 to 11 mph in the morning.

    High: 90 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly between 3am and 5am. Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Mostly sunny, with a high near 87. South wind 3 to 7 mph.

    High: 87 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 71 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 87. South wind around 7 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. Light southeast wind.

    Low: 69 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 86. Southeast wind 3 to 6 mph.

    High: 86 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southwest wind around 7 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 71. Calm wind becoming south around 5 mph after midnight.
Wednesday
Mostly sunny, with a high near 90. Light and variable wind becoming southwest 6 to 11 mph in the morning.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly between 3am and 5am. Mostly clear, with a low around 72. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A 30 percent chance of showers and thunderstorms, mainly between 7am and 1pm. Mostly sunny, with a high near 87. South wind 3 to 7 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 71. South wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Partly sunny, with a high near 87. South wind around 7 mph. Chance of precipitation is 40%.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69. Light southeast wind.
Saturday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 86. Southeast wind 3 to 6 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 68. Southeast wind around 5 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Southeast wind 5 to 7 mph.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65. East wind around 6 mph.
Labor Day
A 20 percent chance of showers. Partly sunny, with a high near 79. East wind 7 to 9 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61. East wind 8 to 10 mph.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 78. South wind 9 to 13 mph, with gusts as high as 21 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:
2:01 pm CDT Sep 1, 2026
Forecast Valid:
4pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
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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