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

91°F

33°C

Humidity 68%
Wind Speed S 12 mph
Barometer 29.76 in (1006.4 mb)
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index108°F (42°C)
Last update 26 Jul 7:56 pm CDT
Extended Forecast for

3 Miles S Sioux Falls SD

Extreme Heat Warning July 26, 07:59pm until July 26, 09:00pm
Click here for hazard details and duration
...
  •  
    Extreme Heat Warning July 26, 07:59pm until July 26, 09:00pm

    NOW until 9:00pm Sun

    Extreme Heat Warning

  • Tonight

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: Patchy smoke before 2pm. Mostly sunny and hot, with a high near 95. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 95 °F

    Patchy Smoke

  • Monday Night

    Monday Night: Increasing clouds, with a low around 72. North northeast wind 5 to 10 mph.

    Low: 72 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 90. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 90 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69. South southeast wind around 5 mph.

    Low: 69 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92. South wind 5 to 10 mph.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.

    Low: 72 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly between 11pm and midnight. Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph becoming northwest after midnight.
Monday
Patchy smoke before 2pm. Mostly sunny and hot, with a high near 95. North northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Increasing clouds, with a low around 72. North northeast wind 5 to 10 mph.
Tuesday
Partly sunny, with a high near 90. Calm wind becoming south southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 69. South southeast wind around 5 mph.
Wednesday
Sunny, with a high near 92. South wind 5 to 10 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 86. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Sioux Falls SD
 43.51°N 96.73°W (Elev. 1414 ft)
Last Update:
7:18 pm CDT Jul 26, 2026
Forecast Valid:
7pm CDT Jul 26, 2026-6pm CDT Aug 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation