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

76°F

24°C

Humidity 33%
Wind Speed NW 10 mph
Barometer 30.02 in (1016.2 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 20 Jun 12:56 pm CDT
Extended Forecast for

Sioux Falls SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. North northwest wind around 5 mph becoming east.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 58. East southeast wind 5 to 10 mph.

    Low: 58 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Showers likely, mainly between 1pm and 3pm. Cloudy, with a high near 69. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 69 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 40 percent chance of showers before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 54. North northeast wind 5 to 10 mph.

    Low: 54 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. North northwest wind around 5 mph becoming east.
Tonight
A 50 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 58. East southeast wind 5 to 10 mph.
Sunday
Showers likely, mainly between 1pm and 3pm. Cloudy, with a high near 69. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
A 40 percent chance of showers before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 54. North northeast wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 77. Calm wind becoming east southeast around 5 mph in the afternoon.
Monday Night
A chance of showers between 1am and 4am, then a chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 57. Southeast wind around 5 mph. Chance of precipitation is 30%.
Tuesday
Showers likely before 7am, then showers likely and possibly a thunderstorm between 7am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 75. Chance of precipitation is 70%.
Tuesday Night
Mostly clear, with a low around 54.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 55.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 78.
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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:
2:13 pm CDT Jun 20, 2026
Forecast Valid:
2pm CDT Jun 20, 2026-6pm CDT Jun 26, 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