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Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Fair

42°F

6°C

Humidity 92%
Wind Speed NW 3 mph
Barometer 30.17 in (1022.0 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 14 Oct 6:52 am CDT
Extended Forecast for

Sioux City IA

  • Today

    Today: Mostly cloudy, with a high near 62. North northeast wind 5 to 10 mph.

    High: 62 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 49. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Slight Chance
    T-storms then
    Showers

  • Thursday

    Thursday: Showers, mainly before 4pm. High near 58. North northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Decreasing
    Clouds and
    Breezy

  • Friday

    Friday: Mostly sunny, with a high near 56. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 56 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: Areas of frost after 3am. Otherwise, clear, with a low around 34. North northwest wind around 5 mph becoming calm.

    Low: 34 °F

    Clear then
    Areas Frost

  • Saturday

    Saturday: Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 62.

    High: 62 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 62. North northeast wind 5 to 10 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2am. Low around 49. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, mainly before 4pm. High near 58. North northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 56. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Friday Night
Areas of frost after 3am. Otherwise, clear, with a low around 34. North northwest wind around 5 mph becoming calm.
Saturday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 62.
Saturday Night
Clear, with a low around 44.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 47.
Tuesday
Sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.39°W (Elev. 1099 ft)
Last Update:
5:58 am CDT Oct 14, 2026
Forecast Valid:
7am CDT Oct 14, 2026-6pm CDT Oct 20, 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