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.

Partly Cloudy and Breezy

75°F

24°C

Humidity 74%
Wind Speed S 21 G 33 mph
Barometer 29.76 in (1006.7 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 11 Sep 9:56 am CDT
Extended Forecast for

Harrisburg SD

  • Today

    Today: Mostly sunny, with a high near 86. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph.

    High: 86 °F

    Mostly Sunny
    and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 58. Breezy, with a south wind 10 to 20 mph becoming north after midnight. Winds could gust as high as 35 mph.

    Low: 58 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny, with a high near 74. North wind around 10 mph, with gusts as high as 20 mph.

    High: 74 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 52. North wind around 5 mph.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 63. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 63 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 54. Breezy, with an east wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 54 °F

    Chance
    T-storms then
    Showers and
    Breezy

  • Monday

    Monday: Showers and possibly a thunderstorm before 1pm. High near 73. Breezy. Chance of precipitation is 80%.

    High: 73 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 86. Windy, with a south wind 20 to 30 mph, with gusts as high as 45 mph.
Tonight
Mostly clear, with a low around 58. Breezy, with a south wind 10 to 20 mph becoming north after midnight. Winds could gust as high as 35 mph.
Saturday
Sunny, with a high near 74. North wind around 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 52. North wind around 5 mph.
Sunday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 63. East wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Sunday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and possibly a thunderstorm after 1am. Low around 54. Breezy, with an east wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Monday
Showers and possibly a thunderstorm before 1pm. High near 73. Breezy. Chance of precipitation is 80%.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg SD
 43.43°N 96.7°W (Elev. 1421 ft)
Last Update:
9:48 am CDT Sep 11, 2026
Forecast Valid:
10am CDT Sep 11, 2026-6pm CDT Sep 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation