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

48°F

9°C

Humidity 53%
Wind Speed NE 7 mph
Barometer 30.32 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 21 May 12:55 am CDT
Extended Forecast for

Delavan WI

  • Overnight

    Overnight: Partly cloudy, with a low around 42. Northeast wind 5 to 10 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of sprinkles after 10am. Partly sunny, with a high near 57. East wind 10 to 15 mph.

    High: 57 °F

    Slight Chance
    Sprinkles

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 44. East wind around 10 mph.

    Low: 44 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 4pm. Partly sunny, with a high near 64. East wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly after 1am. Cloudy, with a low around 49. East wind 10 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Showers
    Likely

  • Saturday

    Saturday: A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 71. Northeast wind around 5 mph becoming northwest in the afternoon.

    High: 71 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 76 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 42. Northeast wind 5 to 10 mph.
Thursday
A slight chance of sprinkles after 10am. Partly sunny, with a high near 57. East wind 10 to 15 mph.
Thursday Night
Mostly cloudy, with a low around 44. East wind around 10 mph.
Friday
A 20 percent chance of showers after 4pm. Partly sunny, with a high near 64. East wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Showers likely, mainly after 1am. Cloudy, with a low around 49. East wind 10 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 71. Northeast wind around 5 mph becoming northwest in the afternoon.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51. Northeast wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 52.
Memorial Day
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 82.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Delavan WI
 42.63°N 88.62°W (Elev. 958 ft)
Last Update:
12:31 am CDT May 21, 2026
Forecast Valid:
12am CDT May 21, 2026-6pm CDT May 27, 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