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.

Fair

73°F

23°C

Humidity 94%
Wind Speed Calm
Barometer 29.88 in (1010.6 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 12 Aug 2:56 am CDT
Extended Forecast for

Hartford SD

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms. Cloudy, with a steady temperature around 72. Northeast wind around 5 mph.

    Low: 72 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A 10 percent chance of showers and thunderstorms before 7am. Patchy smoke after 1pm. Partly sunny, with a high near 84. North northeast wind around 10 mph becoming east southeast in the afternoon.

    High: 84 °F

    Slight Chance
    T-storms then
    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Patchy smoke. Low around 65. East northeast wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 65 °F

    Chance
    Showers then
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 9am. Patchy smoke. Mostly cloudy, with a high near 77. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 77 °F

    Chance
    T-storms then
    Patchy Smoke

  • Thursday Night

    Thursday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 62. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 62 °F

    Slight Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 76. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 64.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60.

    Low: 60 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Cloudy, with a steady temperature around 72. Northeast wind around 5 mph.
Wednesday
A 10 percent chance of showers and thunderstorms before 7am. Patchy smoke after 1pm. Partly sunny, with a high near 84. North northeast wind around 10 mph becoming east southeast in the afternoon.
Wednesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4am. Patchy smoke. Low around 65. East northeast wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
A chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 9am. Patchy smoke. Mostly cloudy, with a high near 77. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 62. East northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Cloudy, with a high near 76. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Friday Night
A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 64.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 78. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 60.
Sunday
Partly sunny, with a high near 74.
Sunday Night
Partly cloudy, with a low around 56.
Monday
Mostly sunny, with a high near 76.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Tuesday
Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hartford SD
 43.62°N 96.94°W (Elev. 1565 ft)
Last Update:
3:08 am CDT Aug 12, 2026
Forecast Valid:
3am CDT Aug 12, 2026-6pm CDT Aug 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