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.

Thunderstorm Light Rain

73°F

23°C

Humidity 81%
Wind Speed E 18 G 28 mph
Barometer 29.89 in (1011.3 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 1 Sep 9:56 pm CDT
Extended Forecast for

Dell Rapids SD

Severe T-storm Watch September 1, 10:10pm until September 1, 11:00pm
Click here for hazard details and duration
...
  •  
    Severe T-storm Watch September 1, 10:10pm until September 1, 11:00pm

    NOW until 11:00pm Tue

    Severe T-storm Watch

  • Tonight

    Low: 62 °F

    Severe
    Thunderstorms
    then Showers
    Likely

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 87. Northeast wind around 5 mph.

    High: 87 °F

    Becoming
    Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 67. East southeast wind 5 to 10 mph.

    Low: 67 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 91. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 91 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 69. South wind 5 to 10 mph.

    Low: 69 °F

    Mostly Clear

  • Friday

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

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 3am. Some of the storms could be severe. Low around 62. Southeast wind 5 to 10 mph becoming northeast after midnight. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 87. Northeast wind around 5 mph.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 67. East southeast wind 5 to 10 mph.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 91. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 69. South wind 5 to 10 mph.
Friday
Sunny, with a high near 92. South southeast wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 69.
Saturday
Mostly sunny, with a high near 92.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 67.
Sunday
Partly sunny, with a high near 86.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 63.
Labor Day
A 30 percent chance of showers. Partly sunny, with a high near 83.
Monday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 63.
Tuesday
A 30 percent chance of showers. Partly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dell Rapids SD
 43.82°N 96.7°W (Elev. 1476 ft)
Last Update:
9:53 pm CDT Sep 1, 2026
Forecast Valid:
10pm CDT Sep 1, 2026-6pm CDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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