National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
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Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Partly Cloudy

68°F

20°C

Humidity 63%
Wind Speed Calm
Barometer 29.72 in (1006.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 11 Oct 8:56 pm CDT
Extended Forecast for

Harrisburg SD

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Northwest wind 5 to 10 mph becoming northeast after midnight.

    Low: 61 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 77. Northeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 67. North wind around 10 mph.

    High: 67 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 47. North wind around 10 mph.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 65. North northeast wind 5 to 10 mph.

    High: 65 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers after 1am. Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.

    High: 62 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43. Breezy.

    Low: 43 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 61. Northwest wind 5 to 10 mph becoming northeast after midnight.
Columbus Day
Mostly sunny, with a high near 77. Northeast wind 5 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 50. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 67. North wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 47. North wind around 10 mph.
Wednesday
Sunny, with a high near 65. North northeast wind 5 to 10 mph.
Wednesday Night
A 40 percent chance of showers after 1am. Partly cloudy, with a low around 49.
Thursday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Thursday Night
Partly cloudy, with a low around 43. Breezy.
Friday
Mostly sunny, with a high near 55. Breezy.
Friday Night
Mostly clear, with a low around 34.
Saturday
Sunny, with a high near 59.
Saturday Night
Mostly clear, with a low around 44.
Sunday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg SD
 43.43°N 96.73°W (Elev. 1430 ft)
Last Update:
7:28 pm CDT Oct 11, 2026
Forecast Valid:
9pm CDT Oct 11, 2026-6pm CDT Oct 18, 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