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

73°F

23°C

Humidity 79%
Wind Speed S 15 mph
Barometer 30.00 in (1015.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 18 Jul 11:56 am CDT
Extended Forecast for

Sioux Falls SD

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 65. South wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    T-storms
    Likely

  • Saturday

    Saturday: Mostly cloudy, with a high near 79. Northeast wind 5 to 10 mph.

    High: 79 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. East northeast wind 5 to 10 mph. Chance of precipitation is 10%.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. East southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. East southeast wind 5 to 10 mph.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: Partly sunny, with a high near 88.

    High: 88 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 70.

    Low: 70 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 91.

    High: 91 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Showers and thunderstorms likely, mainly before midnight. Mostly cloudy, with a low around 65. South wind 5 to 10 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly cloudy, with a high near 79. Northeast wind 5 to 10 mph.
Saturday Night
A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 63. East northeast wind 5 to 10 mph. Chance of precipitation is 10%.
Sunday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 80. East southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. East southeast wind 5 to 10 mph.
Monday
Partly sunny, with a high near 88.
Monday Night
Mostly cloudy, with a low around 70.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 88.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Thursday
Mostly sunny, with a high near 87.
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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:
12:02 pm CDT Jul 18, 2025
Forecast Valid:
12pm CDT Jul 18, 2025-6pm CDT Jul 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation