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Review of the June 10 and 11, 2026 Derecho and QLCS

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

55°F

13°C

Humidity	94%
Wind Speed	SW 3 mph
Barometer	29.63 in
Dewpoint	54°F (12°C)
Visibility	10.00 mi
Last update	17 Jun 6:45 am CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Delafield WI

Today
High: 64 °F
Showers
Tonight
Low: 54 °F
Chance
T-storms then
Chance
Showers
Thursday
High: 72 °F
Decreasing
Clouds
Thursday Night
Low: 51 °F
Mostly Clear
Juneteenth
High: 74 °F
Sunny
Friday Night
Low: 53 °F
Mostly Clear
Saturday
High: 78 °F
Sunny
Saturday Night
Low: 56 °F
Partly Cloudy
then Slight
Chance
Showers
Sunday
High: 72 °F
Chance
T-storms then
Showers
Likely

Detailed Forecast

Today

Showers before 10am, then showers and possibly a thunderstorm between 10am and 4pm, then a chance of showers and thunderstorms after 4pm. High near 64. Light and variable wind becoming southeast 10 to 15 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

Tonight

A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Cloudy, with a low around 54. South wind 5 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 40%.

Thursday

Cloudy, then gradually becoming mostly sunny, with a high near 72. Northwest wind 10 to 15 mph.

Thursday Night

Mostly clear, with a low around 51. West wind 5 to 10 mph.

Juneteenth

Sunny, with a high near 74. Northwest wind 5 to 10 mph.

Friday Night

Mostly clear, with a low around 53. West wind around 5 mph becoming calm in the evening.

Saturday

Sunny, with a high near 78. Light west wind increasing to 5 to 10 mph in the morning.

Saturday Night

A 20 percent chance of showers after 1am. Partly cloudy, with a low around 56. West wind around 5 mph becoming calm in the evening.

Sunday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.

Monday

Mostly sunny, with a high near 74.

Monday Night

Partly cloudy, with a low around 53.

Tuesday

Mostly sunny, with a high near 76.