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

Burlington Municipal Airport (KBUU)

Lat: 42.69°NLon: 88.31°WElev: 778ft.

Fair

55°F

13°C

Humidity 70%
Wind Speed Calm
Barometer 29.71 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 9 Mar 8:35 pm CDT
Extended Forecast for

Williams Bay WI

  • Tonight

    Tonight: Mostly clear, with a low around 42. Southwest wind around 5 mph becoming calm.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 49. Northeast wind 5 to 15 mph.

    High: 49 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Rain and thunderstorms before 1am, then rain likely and possibly a thunderstorm between 1am and 4am, then rain likely after 4am. Low around 34. Northeast wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 34 °F

    Rain

  • Wednesday

    Wednesday: Rain likely before 10am, then rain and snow likely between 10am and 4pm, then a chance of snow after 4pm. Cloudy, with a high near 38. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 38 °F

    Rain/Snow
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 23. Northwest wind 5 to 10 mph.

    Low: 23 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Increasing clouds, with a high near 44. West wind 5 to 10 mph becoming southwest in the afternoon.

    High: 44 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Rain likely, mainly after 1am. Cloudy, with a low around 34. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Rain Likely
    and Breezy

  • Friday

    Friday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 46. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 46 °F

    Slight Chance
    Rain and
    Breezy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Increasing clouds, with a low around 27.

    Low: 27 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 42. Southwest wind around 5 mph becoming calm.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 49. Northeast wind 5 to 15 mph.
Tuesday Night
Rain and thunderstorms before 1am, then rain likely and possibly a thunderstorm between 1am and 4am, then rain likely after 4am. Low around 34. Northeast wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Rain likely before 10am, then rain and snow likely between 10am and 4pm, then a chance of snow after 4pm. Cloudy, with a high near 38. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 23. Northwest wind 5 to 10 mph.
Thursday
Increasing clouds, with a high near 44. West wind 5 to 10 mph becoming southwest in the afternoon.
Thursday Night
Rain likely, mainly after 1am. Cloudy, with a low around 34. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 46. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Friday Night
A 20 percent chance of snow after 1am. Increasing clouds, with a low around 27.
Saturday
A chance of snow before 1pm, then a slight chance of rain and snow. Cloudy, with a high near 42. Chance of precipitation is 30%.
Saturday Night
Rain and snow likely. Cloudy, with a low around 31. Chance of precipitation is 60%.
Sunday
Rain and snow. High near 40. Chance of precipitation is 80%.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
Mostly cloudy, with a high near 28.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Williams Bay WI
 42.57°N 88.54°W (Elev. 869 ft)
Last Update:
8:37 pm CDT Mar 9, 2026
Forecast Valid:
8pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation