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

Hazardous Weather Conditions

Current conditions at

Burlington Municipal Airport (KBUU)

Lat: 42.69°NLon: 88.31°WElev: 778ft.

Overcast

74°F

23°C

Humidity 95%
Wind Speed E 3 mph
Barometer 30.02 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 15 Aug 8:50 pm CDT
Extended Forecast for

Williams Bay WI

  • Tonight

    Tonight: A chance of rain and thunderstorms before midnight, then a chance of showers and thunderstorms between midnight and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 82. Northwest wind 5 to 10 mph.

    High: 82 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph.

    High: 80 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 75. Calm wind becoming north around 5 mph in the morning.

    High: 75 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of rain and thunderstorms before midnight, then a chance of showers and thunderstorms between midnight and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 40%.
Sunday
A 20 percent chance of showers before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 82. Northwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 79. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 61. Calm wind.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. Southwest wind 5 to 10 mph.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 75. Calm wind becoming north around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 56.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 75.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 77.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williams Bay WI
 42.57°N 88.54°W (Elev. 869 ft)
Last Update:
8:41 pm CDT Aug 15, 2026
Forecast Valid:
9pm CDT Aug 15, 2026-6pm CDT Aug 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation