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

31°F

-1°C

Humidity 67%
Wind Speed N 6 mph
Barometer 30.14 in (1021.3 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 1 Apr 4:52 am CDT
Extended Forecast for

Sergeant Bluff IA

  • Today

    Today: A chance of sprinkles and flurries before 10am, then rain. High near 46. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Slight Chance
    Rain/Flurries
    then Rain

  • Tonight

    Tonight: Rain before 4am, then showers and possibly a thunderstorm after 4am. Low around 38. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 38 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 7am, then rain, mainly between 7am and 1pm. High near 47. Northeast wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Showers

  • Thursday Night

    Thursday Night: A slight chance of rain between 1am and 4am, then a slight chance of rain and thunderstorms after 4am. Mostly cloudy, with a low around 30. Northwest wind 5 to 10 mph becoming east northeast after midnight. Chance of precipitation is 20%.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: Rain and possibly a thunderstorm before 1pm, then rain likely between 1pm and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 47. East northeast wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: A chance of rain and thunderstorms before 7pm, then a chance of rain between 7pm and 1am. Mostly cloudy, with a low around 27. West northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 27 °F

    Chance Rain

  • Saturday

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

    High: 44 °F

    Mostly Cloudy
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Blustery.

    Low: 24 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

Today
A chance of sprinkles and flurries before 10am, then rain. High near 46. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain before 4am, then showers and possibly a thunderstorm after 4am. Low around 38. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday
Showers and possibly a thunderstorm before 7am, then rain, mainly between 7am and 1pm. High near 47. Northeast wind around 15 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A slight chance of rain between 1am and 4am, then a slight chance of rain and thunderstorms after 4am. Mostly cloudy, with a low around 30. Northwest wind 5 to 10 mph becoming east northeast after midnight. Chance of precipitation is 20%.
Friday
Rain and possibly a thunderstorm before 1pm, then rain likely between 1pm and 4pm, then rain likely and possibly a thunderstorm after 4pm. High near 47. East northeast wind 10 to 15 mph becoming north in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%.
Friday Night
A chance of rain and thunderstorms before 7pm, then a chance of rain between 7pm and 1am. Mostly cloudy, with a low around 27. West northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 44. Breezy.
Saturday Night
Partly cloudy, with a low around 24. Blustery.
Sunday
Sunny, with a high near 54.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 61.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly sunny, with a high near 55.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sergeant Bluff IA
 42.39°N 96.35°W (Elev. 1089 ft)
Last Update:
3:53 am CDT Apr 1, 2026
Forecast Valid:
5am CDT Apr 1, 2026-6pm CDT Apr 7, 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