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.

A Few Clouds

63°F

17°C

Humidity 100%
Wind Speed S 5 mph
Barometer 29.94 in (1013.4 mb)
Dewpoint 63°F (17°C)
Visibility 8.00 mi
Last update 18 Sep 2:56 am CDT
Extended Forecast for

Marion SD

  • Overnight

    Overnight: A 20 percent chance of showers before 4am. Mostly cloudy, with a low around 60. South wind around 5 mph.

    Low: 60 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 73. South wind 5 to 10 mph. Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 7pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 56. South wind around 5 mph becoming west after midnight. Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 71. West wind 5 to 10 mph.

    High: 71 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56. West southwest wind around 5 mph becoming south southeast after midnight. Chance of precipitation is 20%.

    Low: 56 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Partly sunny, with a high near 75. Southeast wind 5 to 10 mph becoming south southwest in the afternoon.

    High: 75 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 57.

    Low: 57 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers before 4am. Mostly cloudy, with a low around 60. South wind around 5 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 73. South wind 5 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 7pm, then a slight chance of showers after 1am. Mostly cloudy, with a low around 56. South wind around 5 mph becoming west after midnight. Chance of precipitation is 30%.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 71. West wind 5 to 10 mph.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56. West southwest wind around 5 mph becoming south southeast after midnight. Chance of precipitation is 20%.
Saturday
Partly sunny, with a high near 75. Southeast wind 5 to 10 mph becoming south southwest in the afternoon.
Saturday Night
Mostly cloudy, with a low around 57.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 58.
Monday
Mostly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 74.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marion SD
 43.42°N 97.26°W (Elev. 1453 ft)
Last Update:
2:38 am CDT Sep 18, 2025
Forecast Valid:
3am CDT Sep 18, 2025-6pm CDT Sep 24, 2025
 
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