Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

Current conditions at

Chippewa Valley Regional Airport (KEAU)

Lat: 44.87°NLon: 91.49°WElev: 886ft.

Mostly Cloudy

83°F

28°C

Humidity 65%
Wind Speed SE 10 mph
Barometer 29.82 in (1009.2 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 30 Aug 4:56 pm CDT
Extended Forecast for

Lake Wissota WI

  • Tonight

    Tonight: A slight chance of showers and thunderstorms between 10pm and 3am.  Mostly cloudy, with a low around 71. South southeast wind around 10 mph.  Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 92. Heat index values as high as 96. South wind 5 to 10 mph becoming west northwest in the afternoon.

    High: 92 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 88. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 88 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am.  Mostly cloudy, with a low around 64. West northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm.  Partly sunny, with a high near 85. Calm wind becoming northeast around 5 mph.  Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 63. Northeast wind around 5 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny, with a high near 85. South southeast wind around 5 mph.

    High: 85 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 65. East southeast wind around 5 mph.

    Low: 65 °F

    Chance
    T-storms

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms between 10pm and 3am. Mostly cloudy, with a low around 71. South southeast wind around 10 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 92. Heat index values as high as 96. South wind 5 to 10 mph becoming west northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 88. Calm wind becoming west southwest around 5 mph in the afternoon.
Tuesday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 64. West northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Partly sunny, with a high near 85. Calm wind becoming northeast around 5 mph. Chance of precipitation is 20%.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. Northeast wind around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. South southeast wind around 5 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 65. East southeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 85. Southeast wind around 5 mph.
Friday Night
A 20 percent chance of showers. Mostly clear, with a low around 64. East southeast wind around 5 mph.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 85. East southeast wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 62. East wind around 5 mph becoming calm.
Sunday
Mostly sunny, with a high near 84. East southeast wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Wissota WI
 44.93°N 91.31°W (Elev. 879 ft)
5:21 pm CDT Aug 30, 2026
5pm CDT Aug 30, 2026-6pm CDT Sep 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database