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

Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Fair

N/A

Humidity NA
Wind Speed S 10 G 16 mph
Barometer 30.04 in
Dewpoint N/A
Visibility 10.00 mi
Last update 10 Oct 1:55 pm CDT
Extended Forecast for

Mukwonago WI

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 79. South wind around 15 mph, with gusts as high as 25 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. South wind 5 to 15 mph.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 78. South wind 5 to 10 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 60. South wind around 5 mph.

    Low: 60 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 81. Southwest wind around 10 mph.

    High: 81 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southwest wind 5 to 10 mph.

    Low: 64 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Mostly sunny, with a high near 74. Southwest wind around 10 mph becoming northwest in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers after 1am. Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.

    Low: 53 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers. Partly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Showers

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 55. South wind 5 to 15 mph.
Sunday
Sunny, with a high near 78. South wind 5 to 10 mph.
Sunday Night
Increasing clouds, with a low around 60. South wind around 5 mph.
Columbus Day
Partly sunny, with a high near 81. Southwest wind around 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64. Southwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 74. Southwest wind around 10 mph becoming northwest in the afternoon.
Tuesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 53. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 65.
Wednesday Night
A 30 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 50.
Thursday
A 50 percent chance of showers. Mostly cloudy, with a high near 65.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 47.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 60. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mukwonago WI
 42.88°N 88.34°W (Elev. 850 ft)
Last Update:
1:34 pm CDT Oct 10, 2026
Forecast Valid:
2pm CDT Oct 10, 2026-6pm CDT Oct 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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