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Tropical Storm Isaias in the Gulf; California Heat Continues

Tropical Storm Isaias is forecast to track toward the central U.S. Gulf Coast while strengthening into a hurricane on Thursday. Residents from Louisiana to the Florida Panhandle should closely monitor the latest updates. Much higher than typical October temperatures will continue across much of California through midweek. Temperatures are forecast to gradually cool beginning Thursday. Read More >

Current conditions at

Waukesha County Airport (KUES)

Lat: 43.04°NLon: 88.25°WElev: 886ft.

Fair

55°F

13°C

Humidity 88%
Wind Speed W 5 mph
Barometer 29.79 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Wind Chill54°F (12°C)
Last update 7 Oct 6:45 am CDT
Extended Forecast for

5 Miles NNW Sullivan WI

  • Today

    Today: Sunny, with a high near 72. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 48. Northwest wind 5 to 10 mph.

    Low: 48 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 66. Northwest wind 5 to 10 mph.

    High: 66 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers. Mostly sunny, with a high near 69. Light south wind increasing to 5 to 10 mph in the afternoon.

    High: 69 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. Southeast wind 5 to 10 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. South wind 10 to 15 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. South wind 5 to 10 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 72. Light and variable wind becoming west 5 to 10 mph in the morning.
Tonight
Mostly clear, with a low around 48. Northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 66. Northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 69. Light south wind increasing to 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 56. Southeast wind 5 to 10 mph.
Saturday
Sunny, with a high near 78. South wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 59. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 77.
Sunday Night
Partly cloudy, with a low around 54.
Columbus Day
Mostly sunny, with a high near 72.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Sullivan WI
 43.07°N 88.63°W (Elev. 919 ft)
Last Update:
6:41 am CDT Oct 7, 2026
Forecast Valid:
6am CDT Oct 7, 2026-6pm CDT Oct 13, 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