Current conditions at

Burlington Municipal Airport (KBUU)

Lat: 42.69°NLon: 88.31°WElev: 778ft.

Mostly Cloudy

76°F

24°C

Humidity 57%
Wind Speed S 12 G 23 mph
Barometer 29.72 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 17 Apr 3:35 pm CDT
Extended Forecast for

Williams Bay WI

Flood Watch until April 18, 07:00am
Tornado Watch until April 17, 08:00pm
Click here for hazard details and duration
Flood Watch
Tornado Watch
  •  
    Flood Watch until April 18, 07:00am
    Tornado Watch until April 17, 08:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 79 °F

    Severe
    Thunderstorms
    and Breezy

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 2am, then a chance of showers. Some of the storms could be severe.  Low around 39. South wind around 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 39 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Saturday

    Saturday: Cloudy through mid morning, then gradual clearing, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph.

    High: 48 °F

    Gradual
    Clearing

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm.  Mostly sunny, with a high near 47. Northwest wind 5 to 15 mph.

    High: 47 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 28 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 53. Calm wind becoming south around 5 mph in the morning.

    High: 53 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41. South wind around 10 mph.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of showers, then showers likely and possibly a thunderstorm after 4pm. Some of the storms could be severe. Mostly cloudy, with a high near 79. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 2am, then a chance of showers. Some of the storms could be severe. Low around 39. South wind around 15 mph becoming northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Saturday
Cloudy through mid morning, then gradual clearing, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 31. West wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 47. Northwest wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 53. Calm wind becoming south around 5 mph in the morning.
Monday Night
Mostly cloudy, with a low around 41. South wind around 10 mph.
Tuesday
Mostly sunny, with a high near 70.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Sunny, with a high near 68.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 76.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Williams Bay WI
 42.57°N 88.54°W (Elev. 869 ft)
3:33 pm CDT Apr 17, 2026
3pm CDT Apr 17, 2026-6pm CDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database