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 and Breezy

69°F

21°C

Humidity 33%
Wind Speed NW 21 G 31 mph
Barometer 29.97 in (1014.3 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 12 May 10:56 am CDT
Extended Forecast for

Garretson SD

Red Flag Warning May 12, 12:00pm until May 12, 09:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Sunny, with a high near 75. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 40 mph.

    High: 75 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 44. Breezy, with a north northwest wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 35 mph.

    Low: 44 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 51. Northeast wind 5 to 10 mph becoming south southeast 10 to 15 mph after midnight. Winds could gust as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. Windy, with a south wind 20 to 25 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 81 °F

    Chance
    T-storms and
    Windy

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 50. Breezy, with a south wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.

    Low: 50 °F

    Chance
    T-storms and
    Breezy

  • Friday

    Friday: Sunny, with a high near 83. Breezy.

    High: 83 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 75. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 40 mph.
Tonight
Mostly clear, with a low around 44. Breezy, with a north northwest wind 15 to 25 mph decreasing to 5 to 15 mph after midnight. Winds could gust as high as 35 mph.
Wednesday
Sunny, with a high near 78. Calm wind becoming north northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 51. Northeast wind 5 to 10 mph becoming south southeast 10 to 15 mph after midnight. Winds could gust as high as 25 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 81. Windy, with a south wind 20 to 25 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 50 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 50. Breezy, with a south wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 25 mph.
Friday
Sunny, with a high near 83. Breezy.
Friday Night
Mostly clear, with a low around 50.
Saturday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 82.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.
Sunday
Showers likely. Mostly cloudy, with a high near 82. Breezy. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 51. Chance of precipitation is 60%.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 72. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Garretson SD
 43.71°N 96.49°W (Elev. 1549 ft)
Last Update:
10:48 am CDT May 12, 2026
Forecast Valid:
11am CDT May 12, 2026-6pm CDT May 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