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.

Overcast

61°F

16°C

Humidity 90%
Wind Speed S 14 G 23 mph
Barometer 29.51 in (998.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 23 Apr 5:56 am CDT
Extended Forecast for

Sioux Falls SD

Red Flag Warning April 23, 01:00pm until April 23, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 79. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.

    High: 79 °F

    Chance
    Showers and
    Breezy then
    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Breezy, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 39 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: Sunny, with a high near 61. Northwest wind around 10 mph.

    High: 61 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Increasing clouds, with a low around 40. Northwest wind 5 to 10 mph becoming north northeast after midnight.

    Low: 40 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 59. North northeast wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 59 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. East wind 5 to 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 1pm. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.

    High: 61 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 44. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 1pm. Cloudy, with a high near 55. Breezy. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly before 10am. Cloudy, then gradually becoming mostly sunny, with a high near 79. Breezy, with a south wind 15 to 20 mph becoming west in the afternoon. Winds could gust as high as 30 mph.
Tonight
Partly cloudy, with a low around 39. Breezy, with a northwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 35 mph.
Friday
Sunny, with a high near 61. Northwest wind around 10 mph.
Friday Night
A 20 percent chance of showers after 1am. Increasing clouds, with a low around 40. Northwest wind 5 to 10 mph becoming north northeast after midnight.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 59. North northeast wind 5 to 10 mph becoming east southeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 40. East wind 5 to 10 mph.
Sunday
Showers likely, mainly after 1pm. Mostly cloudy, with a high near 61. Chance of precipitation is 60%.
Sunday Night
Showers and possibly a thunderstorm. Low around 44. Chance of precipitation is 80%.
Monday
Showers likely, mainly before 1pm. Cloudy, with a high near 55. Breezy. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 35. Breezy.
Tuesday
Mostly sunny, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 62.
Basemap Options
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sioux Falls SD
 43.54°N 96.73°W (Elev. 1453 ft)
Last Update:
5:54 am CDT Apr 23, 2026
Forecast Valid:
6am CDT Apr 23, 2026-6pm CDT Apr 29, 2026
 
Forecast Discussion
 
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Additional Resources

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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