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

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8°NLon: 88.37°WElev: 860ft.

Overcast

66°F

19°C

Humidity 95%
Wind Speed N 6 mph
Barometer 29.86 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 1 Aug 4:35 pm CDT
Extended Forecast for

Big Bend WI

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Cloudy, with a high near 71. Northeast wind around 15 mph, with gusts as high as 25 mph.

    High: 71 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. Northeast wind 10 to 15 mph.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 75. Northeast wind 10 to 15 mph.

    High: 75 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. Northeast wind 5 to 10 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. East wind around 5 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the morning.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.

    High: 78 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Cloudy, with a high near 71. Northeast wind around 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 62. Northeast wind 10 to 15 mph.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 75. Northeast wind 10 to 15 mph.
Sunday Night
Mostly clear, with a low around 57. Northeast wind 5 to 10 mph.
Monday
Sunny, with a high near 78. East wind around 5 mph.
Monday Night
Mostly clear, with a low around 57. East wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 82. Calm wind becoming southwest around 5 mph in the morning.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. Southwest wind around 5 mph becoming calm in the evening.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Wednesday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Partly sunny, with a high near 82.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Big Bend WI
 42.88°N 88.19°W (Elev. 810 ft)
Last Update:
3:32 pm CDT Aug 1, 2026
Forecast Valid:
4pm CDT Aug 1, 2026-6pm CDT Aug 8, 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