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.

Mostly Cloudy

79°F

26°C

Humidity 60%
Wind Speed E 8 mph
Barometer 29.82 in (1009.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 25 May 8:56 pm CDT
Extended Forecast for

Sioux Falls SD

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 62. South wind 5 to 10 mph.

    Low: 62 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 91. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 91 °F

    Slight Chance
    T-storms then
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 61. South southeast wind 5 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89. Light south southeast wind becoming southeast 5 to 10 mph in the afternoon.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. East southeast wind 5 to 10 mph.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 86. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 60.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 81.

    High: 81 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 62. South wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 91. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 61. South southeast wind 5 to 10 mph.
Wednesday
Sunny, with a high near 89. Light south southeast wind becoming southeast 5 to 10 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 61. East southeast wind 5 to 10 mph.
Thursday
Mostly sunny, with a high near 86. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 60.
Friday
Mostly cloudy, with a high near 81.
Friday Night
Mostly cloudy, with a low around 58.
Saturday
Mostly cloudy, with a high near 78.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 80.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 82.
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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:
8:38 pm CDT May 25, 2026
Forecast Valid:
9pm CDT May 25, 2026-6pm CDT Jun 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation