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.

Partly Cloudy

48°F

9°C

Humidity 66%
Wind Speed NE 9 mph
Barometer 30.22 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 22 May 12:15 am CDT
Extended Forecast for

Fontana-on-Geneva Lake WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 45. East wind around 10 mph.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 65. East wind 10 to 15 mph.

    High: 65 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 50. East wind 5 to 10 mph.

    Low: 50 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A 10 percent chance of showers before 7am. Mostly cloudy, with a high near 71. East wind around 5 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 76 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 53. Calm wind. Chance of precipitation is 10%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 45. East wind around 10 mph.
Friday
Mostly cloudy, with a high near 65. East wind 10 to 15 mph.
Friday Night
A 30 percent chance of showers after 4am. Mostly cloudy, with a low around 50. East wind 5 to 10 mph.
Saturday
A 10 percent chance of showers before 7am. Mostly cloudy, with a high near 71. East wind around 5 mph.
Saturday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 51. East wind around 5 mph becoming calm.
Sunday
A chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 53. Calm wind. Chance of precipitation is 10%.
Memorial Day
Mostly sunny, with a high near 84. Calm wind becoming south around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Wednesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Fontana-on-Geneva Lake WI
 42.54°N 88.57°W (Elev. 873 ft)
Last Update:
11:26 pm CDT May 21, 2026
Forecast Valid:
12am CDT May 22, 2026-6pm CDT May 28, 2026
 
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