Current conditions at

Burlington Municipal Airport (KBUU)

Lat: 42.69°NLon: 88.31°WElev: 778ft.

Fair

47°F

8°C

Humidity 47%
Wind Speed N 5 mph
Barometer 29.84 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 5 May 9:55 pm CDT
Extended Forecast for

Williams Bay WI

Frost Advisory May 6, 01:00am until May 6, 08:00am
Click here for hazard details and duration
Frost Advisory
  • Tonight

    Tonight: Areas of frost after 4am.  Otherwise, mostly cloudy, with a low around 34. North wind around 5 mph becoming calm  in the evening.

    Low: 34 °F

    Mostly Cloudy
    then Areas
    Frost

  • Wednesday

    Wednesday: Areas of frost before 8am.  Otherwise, partly sunny, with a high near 56. Northwest wind 5 to 10 mph.

    High: 56 °F

    Areas Frost
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Widespread frost, mainly between 1am and 5am.  Otherwise, partly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 34 °F

    Partly Cloudy
    then Frost

  • Thursday

    Thursday: A 20 percent chance of showers after 1pm.  Areas of frost before 7am.  Otherwise, mostly sunny, with a high near 59. West wind 5 to 15 mph.

    High: 59 °F

    Areas Frost
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 42. South wind 5 to 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers, mainly after 1pm.  Mostly cloudy, with a high near 63. Southwest wind 5 to 10 mph.

    High: 63 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 43. West wind around 5 mph becoming calm  in the evening.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 68. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 68 °F

    Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers

Detailed Forecast

Tonight
Areas of frost after 4am. Otherwise, mostly cloudy, with a low around 34. North wind around 5 mph becoming calm in the evening.
Wednesday
Areas of frost before 8am. Otherwise, partly sunny, with a high near 56. Northwest wind 5 to 10 mph.
Wednesday Night
Widespread frost, mainly between 1am and 5am. Otherwise, partly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers after 1pm. Areas of frost before 7am. Otherwise, mostly sunny, with a high near 59. West wind 5 to 15 mph.
Thursday Night
Partly cloudy, with a low around 42. South wind 5 to 10 mph.
Friday
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 63. Southwest wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 68. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Sunday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Mostly sunny, with a high near 61.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 43.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Williams Bay WI
 42.59°N 88.54°W (Elev. 915 ft)
8:37 pm CDT May 5, 2026
10pm CDT May 5, 2026-6pm CDT May 12, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database