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.

Fair

66°F

19°C

Humidity 64%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 26 Aug 8:55 pm CDT
Extended Forecast for

River Falls WI

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, clear, with a low around 54. North northwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear
    then Patchy
    Fog

  • Thursday

    Thursday: Patchy fog before 7am. Otherwise, sunny, with a high near 81. Light northwest wind increasing to 5 to 10 mph in the afternoon.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 51. North northwest wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, sunny, with a high near 84. Calm wind becoming south southwest around 5 mph.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind 5 to 10 mph.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 82. South wind 10 to 15 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. South southeast wind 10 to 15 mph.

    Low: 65 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. South wind around 10 mph.

    High: 90 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southwest wind 5 to 10 mph becoming southeast after midnight.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, clear, with a low around 54. North northwest wind around 5 mph becoming calm in the evening.
Thursday
Patchy fog before 7am. Otherwise, sunny, with a high near 81. Light northwest wind increasing to 5 to 10 mph in the afternoon.
Thursday Night
Patchy fog after 5am. Otherwise, mostly clear, with a low around 51. North northwest wind around 5 mph becoming calm in the evening.
Friday
Patchy fog before 7am. Otherwise, sunny, with a high near 84. Calm wind becoming south southwest around 5 mph.
Friday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 64. South wind 5 to 10 mph.
Saturday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm. Mostly cloudy, with a high near 82. South wind 10 to 15 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 65. South southeast wind 10 to 15 mph.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 90. South wind around 10 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66. South southwest wind 5 to 10 mph becoming southeast after midnight.
Monday
A 20 percent chance of showers before 1pm. Mostly sunny, with a high near 87. South wind 5 to 10 mph becoming west in the morning.
Monday Night
A 20 percent chance of showers. Partly cloudy, with a low around 60. West wind 5 to 10 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the morning.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 60. West wind around 5 mph becoming calm in the evening.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Light southeast wind becoming south southeast 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 92.65°W (Elev. 919 ft)
Last Update:
5:47 pm CDT Aug 26, 2026
Forecast Valid:
9pm CDT Aug 26, 2026-6pm CDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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