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.

Overcast

75°F

24°C

Humidity 74%
Wind Speed S 5 mph
Barometer 30.05 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Jul 6:55 pm CDT
Extended Forecast for

Lancaster WI

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 3am. Some of the storms could produce heavy rainfall. Increasing clouds, with a low around 67. South wind 5 to 7 mph. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 67 °F

    Partly Cloudy
    then Heavy
    Rain

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 83. South wind 6 to 8 mph becoming northwest in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 65. North wind around 6 mph becoming northeast after midnight. Chance of precipitation is 20%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers and thunderstorms, then a chance of showers after 10am. Partly sunny, with a high near 77. East wind 7 to 9 mph. Chance of precipitation is 30%.

    High: 77 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. East wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80. Southeast wind around 10 mph.

    High: 80 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Southeast wind around 8 mph.

    Low: 68 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86. South wind 7 to 10 mph.

    High: 86 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. South wind around 8 mph.

    Low: 73 °F

    Slight Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 3am. Some of the storms could produce heavy rainfall. Increasing clouds, with a low around 67. South wind 5 to 7 mph. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 83. South wind 6 to 8 mph becoming northwest in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 65. North wind around 6 mph becoming northeast after midnight. Chance of precipitation is 20%.
Sunday
A slight chance of showers and thunderstorms, then a chance of showers after 10am. Partly sunny, with a high near 77. East wind 7 to 9 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 61. East wind around 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 80. Southeast wind around 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 68. Southeast wind around 8 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 86. South wind 7 to 10 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. South wind around 8 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. Southwest wind 8 to 10 mph.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Southwest wind 6 to 8 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87. Southwest wind 6 to 9 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70. Southwest wind 5 to 7 mph.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. South wind around 7 mph becoming west in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Lancaster WI
 42.85°N 90.71°W
Last Update:
5:43 pm CDT Jul 18, 2025
Forecast Valid:
7pm CDT Jul 18, 2025-6pm CDT Jul 25, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation