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

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

A Few Clouds

80°F

27°C

Humidity 34%
Wind Speed NW 18 G 24 mph
Barometer 30.11 in (1019.0 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 9 Sep 2:56 pm CDT
Extended Forecast for

Sioux Falls SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 78. West northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. West northwest wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. Light south southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 64. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.

    High: 88 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. South southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.

    High: 74 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 78. West northwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 55. West northwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 82. Light south southwest wind becoming south 10 to 15 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
Mostly clear, with a low around 64. South wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Sunny, with a high near 88. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph.
Friday Night
Partly cloudy, with a low around 59. South southwest wind 10 to 15 mph becoming north after midnight. Winds could gust as high as 25 mph.
Saturday
Mostly sunny, with a high near 77.
Saturday Night
Partly cloudy, with a low around 56.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 60%.
Sunday Night
Showers and possibly a thunderstorm. Low around 60. Chance of precipitation is 80%.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 74.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Falls SD
 43.54°N 96.73°W (Elev. 1453 ft)
Last Update:
1:23 pm CDT Sep 9, 2026
Forecast Valid:
3pm CDT Sep 9, 2026-6pm CDT Sep 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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