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.

Light Rain Fog/Mist

46°F

8°C

Humidity 89%
Wind Speed SE 9 mph
Barometer 29.96 in (1015.2 mb)
Dewpoint 43°F (6°C)
Visibility 5.00 mi
Wind Chill41°F (5°C)
Last update 1 Apr 3:52 pm CDT
Extended Forecast for

Sioux City IA

  • This Afternoon

    This Afternoon: Showers. High near 48. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Showers

  • Tonight

    Tonight: Showers. Low around 36. East wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 45. East northeast wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 45 °F

    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30. Northwest wind 5 to 10 mph becoming east northeast after midnight.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Showers and possibly a thunderstorm before 1pm, then showers likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 45. East northeast wind around 10 mph becoming north in the afternoon. Chance of precipitation is 90%.

    High: 45 °F

    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Mostly cloudy, with a low around 29. West northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 44. Breezy.

    High: 44 °F

    Mostly Cloudy
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 25. Blustery.

    Low: 25 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Showers. High near 48. East wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Showers. Low around 36. East wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 45. East northeast wind 10 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Mostly cloudy, with a low around 30. Northwest wind 5 to 10 mph becoming east northeast after midnight.
Friday
Showers and possibly a thunderstorm before 1pm, then showers likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. High near 45. East northeast wind around 10 mph becoming north in the afternoon. Chance of precipitation is 90%.
Friday Night
A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am. Mostly cloudy, with a low around 29. West northwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday
Mostly cloudy, with a high near 44. Breezy.
Saturday Night
Mostly clear, with a low around 25. Blustery.
Sunday
Sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Mostly cloudy, with a high near 52.
Monday Night
Mostly cloudy, with a low around 25.
Tuesday
Partly sunny, with a high near 52.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 68. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
3:48 pm CDT Apr 1, 2026
Forecast Valid:
4pm CDT Apr 1, 2026-6pm CDT Apr 8, 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