National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

64°F

18°C

Humidity 48%
Wind Speed SE 8 mph
Barometer 29.87 in (1011.3 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 20 Mar 9:52 pm CDT
Extended Forecast for

2 Miles SSE Jefferson SD

Red Flag Warning March 21, 01:00pm until March 21, 10:00pm
Click here for hazard details and duration
Red Flag Warning

  • Tonight

    Tonight: Mostly clear, with a low around 46. Calm wind becoming south around 5 mph after midnight.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 89. South southeast wind 5 to 10 mph becoming west in the morning. Winds could gust as high as 25 mph.

    High: 89 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 43. Breezy, with a south southeast wind 10 to 15 mph becoming north 15 to 20 mph after midnight. Winds could gust as high as 30 mph.

    Low: 43 °F

    Partly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 56. Breezy, with a north wind 20 to 25 mph, with gusts as high as 30 mph.

    High: 56 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. North wind 10 to 15 mph becoming east northeast 5 to 10 mph after midnight. Winds could gust as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 57. East wind 5 to 15 mph becoming south southeast in the afternoon.

    High: 57 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 65.

    High: 65 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 46. Calm wind becoming south around 5 mph after midnight.
Saturday
Sunny, with a high near 89. South southeast wind 5 to 10 mph becoming west in the morning. Winds could gust as high as 25 mph.
Saturday Night
Increasing clouds, with a low around 43. Breezy, with a south southeast wind 10 to 15 mph becoming north 15 to 20 mph after midnight. Winds could gust as high as 30 mph.
Sunday
Mostly sunny, with a high near 56. Breezy, with a north wind 20 to 25 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 29. North wind 10 to 15 mph becoming east northeast 5 to 10 mph after midnight. Winds could gust as high as 20 mph.
Monday
Partly sunny, with a high near 57. East wind 5 to 15 mph becoming south southeast in the afternoon.
Monday Night
Mostly cloudy, with a low around 38.
Tuesday
Partly sunny, with a high near 65.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 44.
Thursday
Mostly sunny, with a high near 65. Breezy.
Thursday Night
Partly cloudy, with a low around 25. Blustery.
Friday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Jefferson SD
 42.56°N 96.53°W (Elev. 1102 ft)
Last Update:
8:53 pm CDT Mar 20, 2026
Forecast Valid:
10pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026
 
Forecast Discussion
 
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