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

68°F

20°C

Humidity 51%
Wind Speed NW 12 mph
Barometer 29.69 in (1005.4 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 15 Apr 3:52 pm CDT
Extended Forecast for

North Sioux City SD

Red Flag Warning April 16, 12:00pm until April 16, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. North wind around 5 mph.

    High: 74 °F

    Chance
    Showers

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 45. South wind around 5 mph becoming west southwest in the evening. Chance of precipitation is 20%.

    Low: 45 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 84. Southeast wind 5 to 10 mph becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 84 °F

    Sunny

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 50. South southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Friday

    Friday: A 20 percent chance of showers. Partly sunny, with a high near 68. Breezy, with a south wind 15 to 20 mph becoming north northwest 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.

    High: 68 °F

    Slight Chance
    Showers and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 30. Blustery, with a north northwest wind 20 to 25 mph, with gusts as high as 35 mph.

    Low: 30 °F

    Partly Cloudy
    and Blustery

  • Saturday

    Saturday: Sunny, with a high near 53. Breezy.

    High: 53 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 29.

    Low: 29 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63.

    High: 63 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 74. North wind around 5 mph.
Tonight
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 45. South wind around 5 mph becoming west southwest in the evening. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 84. Southeast wind 5 to 10 mph becoming south southwest 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Increasing clouds, with a low around 50. South southeast wind around 15 mph, with gusts as high as 25 mph.
Friday
A 20 percent chance of showers. Partly sunny, with a high near 68. Breezy, with a south wind 15 to 20 mph becoming north northwest 20 to 25 mph in the afternoon. Winds could gust as high as 35 mph.
Friday Night
Partly cloudy, with a low around 30. Blustery, with a north northwest wind 20 to 25 mph, with gusts as high as 35 mph.
Saturday
Sunny, with a high near 53. Breezy.
Saturday Night
Mostly clear, with a low around 29.
Sunday
Sunny, with a high near 63.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Sioux City SD
 42.52°N 96.5°W (Elev. 1099 ft)
Last Update:
2:58 pm CDT Apr 15, 2026
Forecast Valid:
4pm CDT Apr 15, 2026-6pm CDT Apr 22, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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