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

82°F

28°C

Humidity 16%
Wind Speed E 17 G 25 mph
Barometer 29.77 in (1007.7 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 16 May 4:52 pm CDT
Extended Forecast for

3 Miles NNW Salix IA

  • Tonight

    Tonight: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 57. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 57 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly cloudy, with a high near 91. Breezy, with a southeast wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 91 °F

    Breezy.
    Chance
    Showers then
    Severe
    Thunderstorms

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 4am, then a chance of showers. Some of the storms could be severe. Low around 51. Breezy, with a south southeast wind 15 to 20 mph becoming west 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Severe
    Thunderstorms
    and Breezy

  • Monday

    Monday: A chance of showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 70 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 43. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.

    Low: 43 °F

    Showers and
    Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 58 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3am. Low around 57. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 5pm. Some of the storms could be severe. Mostly cloudy, with a high near 91. Breezy, with a southeast wind 15 to 25 mph, with gusts as high as 40 mph.
Sunday Night
Showers and thunderstorms before 4am, then a chance of showers. Some of the storms could be severe. Low around 51. Breezy, with a south southeast wind 15 to 20 mph becoming west 10 to 15 mph in the evening. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 70. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 43. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 90%.
Tuesday
Mostly cloudy, with a high near 58. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 35 mph.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Partly sunny, with a high near 68.
Thursday Night
Mostly cloudy, with a low around 44.
Friday
Partly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 49.
Saturday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Salix IA
 42.37°N 96.32°W (Elev. 1086 ft)
Last Update:
4:48 pm CDT May 16, 2026
Forecast Valid:
5pm CDT May 16, 2026-6pm CDT May 23, 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