National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rain and Flooding Possible in the Southwest U.S, Ohio Valley, and Hawaii

Heavy rainfall is expected to continue through Thursday over New Mexico into far west Texas. Flash flooding and debris flows in wildfire burn areas will be possible. Heavy rain and flash flooding is also expected over the southern Appalachians and Ohio Valley. Tropical Depression 15-E, southeast of Hawaii, is expected to bring heavy rain beginning today to the Big Island and Maui. Read More >

Hazardous Weather Conditions

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Overcast

59°F

15°C

Humidity 82%
Wind Speed E 9 mph
Barometer 30.41 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 23 Sep 9:45 am CDT
Extended Forecast for

Waukesha WI

  • Today

    Today: Partly sunny, with a high near 63. East wind 5 to 10 mph.

    High: 63 °F

    Partly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Northeast wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 65. East wind 5 to 10 mph.

    High: 65 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 53. East wind around 5 mph becoming calm.

    Low: 53 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 65. Calm wind becoming east around 5 mph in the afternoon.

    High: 65 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 50. East wind around 5 mph becoming calm.

    Low: 50 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm.

    Low: 51 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 65.

    High: 65 °F

    Mostly Cloudy

Detailed Forecast

Today
Partly sunny, with a high near 63. East wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 52. Northeast wind around 5 mph.
Thursday
Mostly sunny, with a high near 65. East wind 5 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 53. East wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 65. Calm wind becoming east around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 50. East wind around 5 mph becoming calm.
Saturday
Partly sunny, with a high near 65. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 51. Southeast wind around 5 mph becoming calm.
Sunday
Mostly cloudy, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 52.
Monday
Mostly sunny, with a high near 70.
Monday Night
Partly cloudy, with a low around 55.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 71.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Waukesha WI
 43.01°N 88.21°W (Elev. 883 ft)
Last Update:
10:32 am CDT Sep 23, 2026
Forecast Valid:
10am CDT Sep 23, 2026-6pm CDT Sep 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation