Excessive Rainfall Possible This Weekend; October Heat Wave in California

A slow moving front will be the focus area for heavy to excessive rainfall and a threat for flash/urban flooding across the northern Gulf Coast and Southeast U.S. through this weekend. Abnormally hot, potentially record-breaking, temperatures will impact southern California and stretch north toward the Bay Area and Central Valley into next week. Read More >

Hazardous Weather Conditions

Current conditions at

Sioux Falls, Foss Field (KFSD)

Lat: 43.58°NLon: 96.75°WElev: 1427ft.

Light Rain

65°F

18°C

Humidity 59%
Wind Speed S 8 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 3 Oct 3:56 pm CDT
Extended Forecast for

Sioux Falls SD

  • This Afternoon

    This Afternoon: A slight chance of showers before 5pm, then a chance of sprinkles with a slight chance of showers after 5pm.  Mostly cloudy, with a high near 71. West wind around 5 mph.  Chance of precipitation is 20%.

    High: 71 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly clear, with a low around 49. North northwest wind 5 to 10 mph.

    Low: 49 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 67. Northwest wind around 5 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46. Calm wind.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 69. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57. South wind around 15 mph, with gusts as high as 25 mph.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A slight chance of showers before 5pm, then a chance of sprinkles with a slight chance of showers after 5pm. Mostly cloudy, with a high near 71. West wind around 5 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 49. North northwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 67. Northwest wind around 5 mph.
Sunday Night
Clear, with a low around 46. Calm wind.
Monday
Sunny, with a high near 69. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Monday Night
Mostly clear, with a low around 57. South wind around 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 54.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Sunny, with a high near 72.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 76. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux Falls SD
 43.54°N 96.73°W (Elev. 1453 ft)
3:38 pm CDT Oct 3, 2026
4pm CDT Oct 3, 2026-6pm CDT Oct 10, 2026
 
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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