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.

A Few Clouds

48°F

9°C

Humidity 16%
Wind Speed NW 18 G 38 mph
Barometer 30.06 in (1019.5 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Wind Chill41°F (5°C)
Last update 18 Apr 5:56 pm CDT
Extended Forecast for

Sioux Falls SD

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.

    Low: 32 °F

    Mostly Clear
    and Breezy
    then Mostly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 54. North northwest wind 5 to 10 mph.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. North wind around 5 mph becoming southeast after midnight.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 73 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. South wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. North northeast wind around 5 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 86. Breezy.

    High: 86 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 61. Breezy.

    Low: 61 °F

    Breezy.
    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 32. Breezy, with a west wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 54. North northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 30. North wind around 5 mph becoming southeast after midnight.
Monday
Sunny, with a high near 73. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph.
Monday Night
Mostly clear, with a low around 45. South wind 5 to 15 mph becoming west northwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 79. North northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 86. Breezy.
Wednesday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 61. Breezy.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 79. Breezy.
Thursday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 37. Breezy.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 55. Breezy.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 55.
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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:
4:48 pm CDT Apr 18, 2026
Forecast Valid:
6pm CDT Apr 18, 2026-6pm CDT Apr 25, 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