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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
32°F
0°C
| Humidity | 85% |
| Wind Speed | N 13 mph |
| Barometer | 29.88 in (1013.1 mb) |
| Dewpoint | 28°F (-2°C) |
| Visibility | 10.00 mi |
| Wind Chill | 22°F (-6°C) |
| Last update | 5 Dec 9:52 pm CST |
Extended Forecast for
Sioux City IA
Winter Weather Advisory December 6, 12:00pm until December 7, 12:00am
Tonight

Low: 17 °F
Mostly Cloudy
Saturday
High: 29 °F
Chance Snow
then Wintry
MixSaturday Night
Low: 8 °F
Snow Likely
then Mostly
CloudySunday

High: 13 °F
Partly Sunny
Sunday Night

Low: 11 °F
Mostly Cloudy
Monday

High: 29 °F
Mostly Sunny
Monday Night

Low: 20 °F
Partly Cloudy
Tuesday

High: 40 °F
Mostly Cloudy
Tuesday Night

Low: 24 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, with a low around 17. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Snow before 4pm, then snow, possibly mixed with freezing rain between 4pm and 5pm, then snow likely after 5pm. High near 29. Light east southeast wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of around 3 inches.
Saturday Night
Snow likely before midnight. Mostly cloudy, with a low around 8. East wind around 10 mph becoming north after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Partly sunny, with a high near 13. North wind around 5 mph becoming east northeast in the afternoon.
Sunday Night
Mostly cloudy, with a steady temperature around 11. East wind around 5 mph becoming south southeast after midnight.
Monday
Mostly sunny, with a high near 29. South wind 5 to 10 mph.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly cloudy, with a high near 40.
Tuesday Night
Mostly cloudy, with a low around 24.
Wednesday
Partly sunny, with a high near 31.
Wednesday Night
Mostly cloudy, with a low around 15.
Thursday
A 20 percent chance of snow. Mostly cloudy, with a high near 27.
Thursday Night
Mostly cloudy, with a low around 9.
Friday
Partly sunny, with a high near 17.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Sioux City IA
42.5°N 96.39°W (Elev. 1099 ft)
42.5°N 96.39°W (Elev. 1099 ft)
10:13 pm CST Dec 5, 2025
10pm CST Dec 5, 2025-6pm CST Dec 12, 2025



