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

Lake Elmo Airport (K21D)

Lat: 45°NLon: 92.85°WElev: 925ft.

Mostly Cloudy

75°F

24°C

Humidity 78%
Wind Speed Calm
Barometer 29.87 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 11 Aug 9:35 pm CDT
Extended Forecast for

River Falls WI

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming east southeast around 5 mph.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers between 1am and 2am. Increasing clouds, with a low around 64. South wind around 5 mph becoming calm. Chance of precipitation is 20%.

    Low: 64 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 82. East northeast wind around 5 mph.

    High: 82 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. East northeast wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. East southeast wind around 10 mph.

    High: 79 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. East southeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 77. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 50%.

    High: 77 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. Calm wind.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming east southeast around 5 mph.
Wednesday Night
A slight chance of showers between 1am and 2am. Increasing clouds, with a low around 64. South wind around 5 mph becoming calm. Chance of precipitation is 20%.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 82. East northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 61. East northeast wind around 5 mph.
Friday
Mostly sunny, with a high near 79. East southeast wind around 10 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 61. East southeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 77. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Chance of precipitation is 50%.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 78. Northwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 58. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 79. Calm wind becoming west around 5 mph.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 60. West wind around 5 mph becoming calm.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. Light south southwest wind becoming west southwest 5 to 10 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
River Falls WI
 44.86°N 92.62°W (Elev. 948 ft)
Last Update:
7:41 pm CDT Aug 11, 2026
Forecast Valid:
9pm CDT Aug 11, 2026-6pm CDT Aug 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation