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

66°F

19°C

Humidity 93%
Wind Speed E 12 mph
Barometer 29.62 in (1002.2 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 28 Jun 6:56 am CDT
Extended Forecast for

Sioux Falls SD

Heat Advisory June 28, 01:00pm until June 29, 09:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 92. East southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 92 °F

    Chance
    T-storms then
    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 20 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 99. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 99 °F

    Hot and
    Breezy

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Cloudy, then gradually becoming partly cloudy, with a low around 71. Southwest wind 5 to 15 mph becoming south southeast after midnight. Winds could gust as high as 25 mph.

    Low: 71 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: Sunny, with a high near 94. South wind 5 to 10 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 68. West southwest wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 70%.

    Low: 68 °F

    Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70.

    Low: 70 °F

    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 96.

    High: 96 °F

    Hot

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly before 9am. Cloudy through mid morning, then gradual clearing, with a high near 92. East southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 76. South southeast wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 20 mph.
Monday
Sunny and hot, with a high near 99. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph.
Monday Night
A 50 percent chance of showers and thunderstorms. Cloudy, then gradually becoming partly cloudy, with a low around 71. Southwest wind 5 to 15 mph becoming south southeast after midnight. Winds could gust as high as 25 mph.
Tuesday
Sunny, with a high near 94. South wind 5 to 10 mph becoming west southwest in the morning. Winds could gust as high as 20 mph.
Tuesday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 68. West southwest wind around 5 mph becoming east southeast after midnight. Chance of precipitation is 70%.
Wednesday
A 40 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 93.
Wednesday Night
A 40 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 70.
Thursday
Mostly sunny and hot, with a high near 96.
Thursday Night
Showers likely and possibly a thunderstorm before 1am. Partly cloudy, with a low around 72. Chance of precipitation is 60%.
Friday
Mostly sunny and hot, with a high near 98.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Independence Day
Mostly sunny and hot, with a high near 97.
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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:
6:48 am CDT Jun 28, 2026
Forecast Valid:
7am CDT Jun 28, 2026-6pm CDT Jul 4, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation