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.

Fair

41°F

5°C

Humidity 93%
Wind Speed Calm
Barometer 29.81 in (1009.3 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 21 Mar 3:56 am CDT
Extended Forecast for

Sioux Falls SD

  • Today

    Today: Sunny, with a high near 86. South southwest wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Breezy, with an east northeast wind 10 to 15 mph becoming north northeast 20 to 25 mph in the evening. Winds could gust as high as 35 mph.

    Low: 37 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 51. North wind around 15 mph, with gusts as high as 25 mph.

    High: 51 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. North wind 5 to 10 mph becoming light and variable after midnight.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of rain after 1pm. Partly sunny, with a high near 56. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 56 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 40. South wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 63.

    High: 63 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 86. South southwest wind 5 to 15 mph becoming west northwest in the afternoon. Winds could gust as high as 20 mph.
Tonight
Partly cloudy, with a low around 37. Breezy, with an east northeast wind 10 to 15 mph becoming north northeast 20 to 25 mph in the evening. Winds could gust as high as 35 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 51. North wind around 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 29. North wind 5 to 10 mph becoming light and variable after midnight.
Monday
A 20 percent chance of rain after 1pm. Partly sunny, with a high near 56. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 40. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 63.
Tuesday Night
Mostly cloudy, with a low around 41.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 43.
Thursday
Partly sunny, with a high near 56. Breezy.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux Falls SD
 43.54°N 96.73°W (Elev. 1453 ft)
Last Update:
1:32 am CDT Mar 21, 2026
Forecast Valid:
4am CDT Mar 21, 2026-6pm CDT Mar 27, 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