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Hazardous Weather Conditions

Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Overcast

49°F

9°C

Humidity 77%
Wind Speed E 9 mph
Barometer 30.13 in (1021.1 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 14 Oct 8:56 pm CDT
Extended Forecast for

Harrisburg SD

  • Tonight

    Tonight: A slight chance of showers before 2am, then a chance of showers after 3am. Cloudy, with a steady temperature around 49. East northeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers, mainly before 3pm. High near 57. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 57 °F

    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 40. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 40 °F

    Mostly Cloudy
    and Breezy

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a north northwest wind 15 to 25 mph, with gusts as high as 35 mph.

    High: 53 °F

    Becoming
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Widespread frost, mainly after 1am. Otherwise, clear, with a low around 32. North northwest wind around 5 mph becoming calm.

    Low: 32 °F

    Frost

  • Saturday

    Saturday: Sunny, with a high near 62. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers before 2am, then a chance of showers after 3am. Cloudy, with a steady temperature around 49. East northeast wind around 5 mph. Chance of precipitation is 30%.
Thursday
Showers, mainly before 3pm. High near 57. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Mostly cloudy, with a low around 40. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 53. Breezy, with a north northwest wind 15 to 25 mph, with gusts as high as 35 mph.
Friday Night
Widespread frost, mainly after 1am. Otherwise, clear, with a low around 32. North northwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 62. Breezy, with a south wind 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.
Saturday Night
Clear, with a low around 42.
Sunday
Sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 44.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 72.
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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:
5:48 pm CDT Oct 14, 2026
Forecast Valid:
9pm CDT Oct 14, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation