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

Hazardous Weather Conditions

Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Partly Cloudy

69°F

21°C

Humidity 63%
Wind Speed S 20 G 36 mph
Barometer 29.75 in (1006.8 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 22 Apr 9:56 am CDT
Extended Forecast for

Sioux Falls, Foss Field SD

Red Flag Warning April 22, 12:00pm until April 22, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Sunny, with a high near 91. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 91 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 58. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 58 °F

    Breezy.
    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms. Partly sunny, with a high near 78. Breezy, with a south wind 15 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.

    High: 78 °F

    Chance
    T-storms and
    Breezy then
    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Northwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Slight Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 62. Northwest wind around 15 mph, with gusts as high as 20 mph.

    High: 62 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. North wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.

    High: 60 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 91. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph.
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 58. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. Breezy, with a south wind 15 to 20 mph becoming west southwest in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 30%.
Thursday Night
A 20 percent chance of showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 39. Northwest wind around 15 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 62. Northwest wind around 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 35. North wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday
Partly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 42.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 60. Chance of precipitation is 70%.
Sunday Night
Showers. Low around 42. Chance of precipitation is 80%.
Monday
Showers likely. Mostly cloudy, with a high near 56. Windy. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 34. Breezy.
Tuesday
Partly sunny, with a high near 60.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Falls, Foss Field SD
 43.58°N 96.76°W (Elev. 1421 ft)
Last Update:
8:49 am CDT Apr 22, 2026
Forecast Valid:
10am CDT Apr 22, 2026-6pm CDT Apr 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation