Current conditions at

Burlington Municipal Airport (KBUU)

Lat: 42.69°NLon: 88.31°WElev: 778ft.

Overcast

51°F

11°C

Humidity 97%
Wind Speed SE 3 mph
Barometer 29.94 in
Dewpoint 50°F (10°C)
Visibility 0.50 mi
Last update 17 Apr 1:35 am CDT
Extended Forecast for

Williams Bay WI

Flood Watch April 17, 01:00pm until April 18, 07:00am
Dense Fog Advisory April 17, 01:55am until April 17, 09:00am
Click here for hazard details and duration
Flood Watch
Dense Fog Advisory
  •  
    Dense Fog Advisory April 17, 01:55am until April 17, 09:00am

    NOW until 9:00am Fri

    Dense Fog Advisory

  • Overnight

    Low: 51 °F

    Dense Fog

  • Friday

    Friday: A 10 percent chance of showers and thunderstorms after 5pm.  Patchy dense fog before 8am.  Otherwise, mostly sunny, with a high near 79. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 79 °F

    Patchy Dense
    Fog then
    Slight Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Showers and thunderstorms, mainly before midnight. Some of the storms could be severe.  Low around 39. South wind around 15 mph becoming west after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Severe
    Thunderstorms

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 47. West wind around 15 mph, with gusts as high as 30 mph.

    High: 47 °F

    Decreasing
    Clouds

  • 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: Mostly sunny, with a high near 47. Northwest wind 5 to 15 mph.

    High: 47 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. Northwest wind 5 to 10 mph becoming light and variable  in the evening.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 55. Light east wind becoming south 5 to 10 mph in the morning.

    High: 55 °F

    Sunny

Detailed Forecast

Overnight
Widespread dense fog, mainly before 3am. Otherwise, mostly cloudy, with a low around 51. Southeast wind around 5 mph.
Friday
A 10 percent chance of showers and thunderstorms after 5pm. Patchy dense fog before 8am. Otherwise, mostly sunny, with a high near 79. Breezy, with a south wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
Showers and thunderstorms, mainly before midnight. Some of the storms could be severe. Low around 39. South wind around 15 mph becoming west after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 47. 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
Mostly sunny, with a high near 47. Northwest wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 29. Northwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Sunny, with a high near 55. Light east wind becoming south 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 71.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
Williams Bay WI
 42.57°N 88.54°W (Elev. 869 ft)
1:21 am CDT Apr 17, 2026
1am CDT Apr 17, 2026-6pm CDT Apr 23, 2026
 
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Additional Resources

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