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Hazardous Weather Conditions

Current conditions at

Sioux City, Sioux Gateway Airport (KSUX)

Lat: 42.4°NLon: 96.38°WElev: 1099ft.

Overcast

50°F

10°C

Humidity 93%
Wind Speed NE 7 mph
Barometer 30.11 in (1019.9 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 15 Oct 2:52 am CDT
Extended Forecast for

Sioux City IA

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 48. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 48 °F

    Showers

  • Thursday

    Thursday: Showers, mainly before 3pm. High near 56. North northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Showers

  • Thursday Night

    Thursday Night: Increasing clouds, with a low around 42. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.

    Low: 42 °F

    Increasing
    Clouds and
    Breezy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 53. Breezy, with a north northwest wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 53 °F

    Decreasing
    Clouds and
    Breezy

  • Friday Night

    Friday Night: Widespread frost, mainly after 2am. Otherwise, clear, with a low around 32. North northwest wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Mostly Clear
    then Frost

  • Saturday

    Saturday: Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 61. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 61 °F

    Frost then
    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 43.

    Low: 43 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 48. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers, mainly before 3pm. High near 56. North northwest wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Increasing clouds, with a low around 42. Breezy, with a northwest wind around 20 mph, with gusts as high as 35 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 53. Breezy, with a north northwest wind 15 to 25 mph, with gusts as high as 40 mph.
Friday Night
Widespread frost, mainly after 2am. Otherwise, clear, with a low around 32. North northwest wind around 5 mph becoming calm in the evening.
Saturday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 61. South wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Clear, with a low around 43.
Sunday
Sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 45.
Monday
Mostly sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Mostly sunny, with a high near 73.
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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:
3:08 am CDT Oct 15, 2026
Forecast Valid:
3am CDT Oct 15, 2026-6pm CDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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