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.

Partly Cloudy

86°F

30°C

Humidity 55%
Wind Speed NE 6 mph
Barometer 30.05 in (1016.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 5 Jul 12:56 pm CDT
Extended Forecast for

Sioux Falls, Foss Field SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 86. East wind around 5 mph.

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 66. East southeast wind around 5 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 89. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 69. South southeast wind 5 to 10 mph.

    Low: 69 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 90. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 90 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 70 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.

    High: 84 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 82.

    High: 82 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 86. East wind around 5 mph.
Tonight
Mostly clear, with a low around 66. East southeast wind around 5 mph.
Monday
Sunny, with a high near 89. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 69. South southeast wind 5 to 10 mph.
Tuesday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 90. South wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 70. South southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Wednesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 84. Chance of precipitation is 60%.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
Partly sunny, with a high near 82.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 85.
Friday Night
Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Falls, Foss Field SD
 43.58°N 96.73°W (Elev. 1447 ft)
Last Update:
1:33 pm CDT Jul 5, 2026
Forecast Valid:
1pm CDT Jul 5, 2026-6pm CDT Jul 11, 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