Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Chippewa Valley Regional Airport (KEAU)

Lat: 44.87°NLon: 91.49°WElev: 886ft.

Fair

79°F

26°C

Humidity 28%
Wind Speed NE 5 mph
Barometer 29.97 in (1014.7 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 19 Aug 3:56 pm CDT
Extended Forecast for

2 Miles WNW Rock Falls WI

  • Tonight

    Tonight: Mostly clear, with a low around 56. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm.  Mostly sunny, with a high near 85. Light south southwest wind becoming southwest 10 to 15 mph in the morning.

    High: 85 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Some of the storms could produce heavy rainfall.  Low around 62. South southwest wind 5 to 10 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    Heavy Rain
    then Chance
    T-storms

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 82. West southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 82 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 59. North northwest wind around 5 mph becoming calm  in the evening.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. North northwest wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54. North wind 5 to 10 mph becoming light  in the evening.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 81. Calm wind becoming north around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 56. North northeast wind around 5 mph becoming calm.

    Low: 56 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 56. North northwest wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 85. Light south southwest wind becoming southwest 10 to 15 mph in the morning.
Thursday Night
Showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Some of the storms could produce heavy rainfall. Low around 62. South southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 82. West southwest wind 5 to 10 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 59. North northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 82. North northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 54. North wind 5 to 10 mph becoming light in the evening.
Sunday
Mostly sunny, with a high near 81. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 56. North northeast wind around 5 mph becoming calm.
Monday
Mostly sunny, with a high near 83. Calm wind becoming south around 5 mph in the morning.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. South wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86. South southwest wind 5 to 10 mph becoming west in the afternoon.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63. West wind 5 to 10 mph.
Wednesday
Mostly sunny, with a high near 85. North northwest wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles WNW Rock Falls WI
 44.74°N 91.8°W (Elev. 725 ft)
1:26 pm CDT Aug 19, 2026
4pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database