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.

Overcast

33°F

1°C

Humidity 75%
Wind Speed NW 15 G 24 mph
Barometer 29.69 in (1006.3 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 16 Jan 5:52 am CST
Extended Forecast for

Sioux City IA

Winter Weather Advisory January 16, 05:56am until January 16, 06:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory January 16, 05:56am until January 16, 06:00pm

    NOW until 6:00pm Fri

    Winter Weather Advisory

  • Overnight

    Low: 33 °F

    Scattered
    Snow Showers
    and Breezy

  • Friday

    Friday: Snow showers likely, mainly before 5pm. Patchy blowing snow between 2pm and 5pm. Partly sunny, with a temperature falling to around 21 by 5pm. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F⇓

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Friday Night

    Friday Night: Scattered snow showers before midnight, then scattered flurries between midnight and 3am, then scattered snow showers after 3am. Mostly cloudy, with a low around 5. Blustery, with a north northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 5 °F

    Scattered
    Snow Showers
    and Blustery

  • Saturday

    Saturday: Partly sunny, with a high near 11. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 11 °F

    Partly Sunny
    and Blustery

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.

    Low: 4 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 34. Breezy, with a south wind 10 to 15 mph becoming northwest 15 to 20 mph in the morning. Winds could gust as high as 35 mph.

    High: 34 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 3. Blustery.

    Low: 3 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 19.

    High: 19 °F

    Sunny

Detailed Forecast

Overnight
Scattered snow showers. Mostly cloudy, with a steady temperature around 33. Breezy, with a west northwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Friday
Snow showers likely, mainly before 5pm. Patchy blowing snow between 2pm and 5pm. Partly sunny, with a temperature falling to around 21 by 5pm. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Scattered snow showers before midnight, then scattered flurries between midnight and 3am, then scattered snow showers after 3am. Mostly cloudy, with a low around 5. Blustery, with a north northwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 11. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 4. Northwest wind 5 to 10 mph becoming south after midnight. Winds could gust as high as 20 mph.
Sunday
Partly sunny, with a high near 34. Breezy, with a south wind 10 to 15 mph becoming northwest 15 to 20 mph in the morning. Winds could gust as high as 35 mph.
Sunday Night
Partly cloudy, with a low around 3. Blustery.
M.L.King Day
Sunny, with a high near 19.
Monday Night
Partly cloudy, with a low around 4.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Partly sunny, with a high near 34.
Wednesday Night
Partly cloudy, with a low around 13.
Thursday
Mostly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sioux City IA
 42.5°N 96.41°W (Elev. 1106 ft)
Last Update:
5:18 am CST Jan 16, 2026
Forecast Valid:
5am CST Jan 16, 2026-6pm CST Jan 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation