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.

Fair

64°F

18°C

Humidity 99%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 64°F (18°C)
Visibility 2.00 mi
Last update 27 Aug 11:55 pm CDT
Extended Forecast for

Delavan WI

  • Overnight

    Overnight: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: A 50 percent chance of showers, mainly after 2pm. Increasing clouds, with a high near 78. South wind 5 to 10 mph.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 66. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 66 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 84. South wind 10 to 15 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 10 mph.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. Southwest wind around 10 mph.

    High: 86 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71.

    Low: 71 °F

    Mostly Cloudy
    then Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 57. Calm wind.
Friday
Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 59. Southwest wind around 5 mph becoming calm.
Saturday
A 50 percent chance of showers, mainly after 2pm. Increasing clouds, with a high near 78. South wind 5 to 10 mph.
Saturday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 66. South wind 5 to 10 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 84. South wind 10 to 15 mph. Chance of precipitation is 20%.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69. South wind around 10 mph.
Monday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 86. Southwest wind around 10 mph.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 71.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Delavan WI
 42.63°N 88.62°W (Elev. 958 ft)
Last Update:
11:01 pm CDT Aug 27, 2026
Forecast Valid:
12am CDT Aug 28, 2026-6pm CDT Sep 3, 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