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

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Partly Cloudy

34°F

1°C

Humidity 70%
Wind Speed SW 3 mph
Barometer 30.14 in (1022.3 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 11 Jan 10:56 pm CST
Extended Forecast for

Harrisburg SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. West wind around 5 mph.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 49. West southwest wind 5 to 10 mph.

    High: 49 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 35. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 52 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 23. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 23 °F

    Mostly Cloudy
    and Blustery

  • Wednesday

    Wednesday: Sunny, with a high near 30. Blustery, with a north wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 30 °F

    Sunny and
    Blustery

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow after noon. Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 26. Blustery.

    Low: 26 °F

    Chance Snow
    and Blustery

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. West wind around 5 mph.
Monday
Mostly sunny, with a high near 49. West southwest wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 35. West southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 52. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Tuesday Night
Mostly cloudy, with a low around 23. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.
Wednesday
Sunny, with a high near 30. Blustery, with a north wind 20 to 25 mph decreasing to 15 to 20 mph in the afternoon. Winds could gust as high as 35 mph.
Wednesday Night
Partly cloudy, with a low around 17.
Thursday
A 30 percent chance of snow after noon. Mostly cloudy, with a high near 39.
Thursday Night
A 30 percent chance of snow, mainly after midnight. Mostly cloudy, with a low around 26. Blustery.
Friday
Snow likely, mainly before noon. Mostly cloudy, with a high near 31. Blustery. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 8. Blustery.
Saturday
A 20 percent chance of snow. Partly sunny, with a high near 23.
Saturday Night
Partly cloudy, with a low around 8.
Sunday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg SD
 43.43°N 96.7°W (Elev. 1421 ft)
Last Update:
9:53 pm CST Jan 11, 2026
Forecast Valid:
11pm CST Jan 11, 2026-6pm CST Jan 18, 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