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.

Mostly Cloudy

85°F

29°C

Humidity 72%
Wind Speed N 3 mph
Barometer 30.06 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 16 Aug 2:10 pm CDT
Extended Forecast for

Williams Bay WI

Flood Watch August 16, 04:00pm until August 17, 10:00am
Severe T-storm Watch until August 16, 07:00pm
Click here for hazard details and duration
Flood Watch
Severe T-storm Watch
  •  
    Severe T-storm Watch until August 16, 07:00pm

    NOW until 7:00pm Sat

    Severe T-storm Watch

  • This Afternoon

    High: 88 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely. Mostly cloudy, with a low around 70. South wind around 5 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.

    Low: 70 °F

    T-storms
    Likely

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 81. Northeast wind 5 to 10 mph.

    High: 81 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. Northeast wind 5 to 10 mph.

    Low: 66 °F

    Chance
    T-storms

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 86 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph.

    Low: 69 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. Northwest wind 5 to 10 mph.

    High: 82 °F

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 61. North wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Showers and thunderstorms, mainly before 5pm. High near 88. Heat index values as high as 95. Calm wind becoming southwest around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely. Mostly cloudy, with a low around 70. South wind around 5 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Sunday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly cloudy, with a high near 81. Northeast wind 5 to 10 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66. Northeast wind 5 to 10 mph.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. Northwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 61. North wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 77.
Thursday Night
Clear, with a low around 58.
Friday
Sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Williams Bay WI
 42.59°N 88.54°W (Elev. 915 ft)
Last Update:
2:12 pm CDT Aug 16, 2025
Forecast Valid:
2pm CDT Aug 16, 2025-6pm CDT Aug 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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