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.

Overcast

86°F

30°C

Humidity 51%
Wind Speed E 6 mph
Barometer 29.94 in (1012.9 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 1 Sep 1:56 pm CDT
Extended Forecast for

Lennox SD

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 87. East southeast wind around 5 mph.

    High: 87 °F

    Partly Sunny

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 1am. Some of the storms could be severe. Low around 64. East southeast wind 5 to 10 mph becoming north northeast in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Severe
    Thunderstorms

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 89. North northeast wind around 5 mph becoming southeast in the afternoon.

    High: 89 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 69. East southeast wind 5 to 10 mph.

    Low: 69 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Thursday

    Thursday: Mostly cloudy through mid morning, then gradual clearing, with a high near 92. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 92 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71. South wind 5 to 10 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 87. East southeast wind around 5 mph.
Tonight
Showers and thunderstorms, mainly before 1am. Some of the storms could be severe. Low around 64. East southeast wind 5 to 10 mph becoming north northeast in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 89. North northeast wind around 5 mph becoming southeast in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 69. East southeast wind 5 to 10 mph.
Thursday
Mostly cloudy through mid morning, then gradual clearing, with a high near 92. South wind 10 to 15 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 71. South wind 5 to 10 mph.
Friday
Sunny, with a high near 92.
Friday Night
Mostly clear, with a low around 71.
Saturday
Mostly sunny, with a high near 93.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 69.
Sunday
Partly sunny, with a high near 89.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 66.
Labor Day
A 30 percent chance of showers. Partly sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lennox SD
 43.34°N 96.9°W (Elev. 1325 ft)
Last Update:
1:48 pm CDT Sep 1, 2026
Forecast Valid:
2pm CDT Sep 1, 2026-6pm CDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation