Hazardous Weather Conditions
Current conditions at
Sioux City, Sioux Gateway Airport (KSUX)
Lat: 42.4°NLon: 96.38°WElev: 1099ft.
Overcast
14°F
-10°C
| Humidity | 64% |
| Wind Speed | SE 12 mph |
| Barometer | 30.13 in (1022.4 mb) |
| Dewpoint | 4°F (-16°C) |
| Visibility | 10.00 mi |
| Wind Chill | 0°F (-18°C) |
| Last update | 17 Mar 9:52 am CDT |
Extended Forecast for
Sioux City IA
Today
High: 35 °F
Cloudy then
Wintry Mix
Likely and
BreezyTonight

Low: 27 °F
Chance
FlurriesWednesday

High: 61 °F
Mostly Sunny
Wednesday Night

Low: 37 °F
Decreasing
CloudsThursday

High: 69 °F
Sunny
Thursday Night

Low: 44 °F
Partly Cloudy
Friday

High: 76 °F
Mostly Sunny
Friday Night

Low: 45 °F
Partly Cloudy
Saturday

High: 81 °F
Mostly Sunny
Detailed Forecast
Today
Snow likely before 5pm, then a slight chance of freezing rain. Cloudy, with a high near 35. Breezy, with a south southeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. Little or no ice accumulation expected. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of flurries before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 27. South wind 5 to 10 mph becoming west after midnight.
Wednesday
Mostly sunny, with a high near 61. West northwest wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 37. South wind around 5 mph becoming west northwest after midnight.
Thursday
Sunny, with a high near 69. Northwest wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 44. Northwest wind around 5 mph becoming south in the evening.
Friday
Mostly sunny, with a high near 76.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
Partly sunny, with a high near 51.
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)
8:33 am CDT Mar 17, 2026
10am CDT Mar 17, 2026-6pm CDT Mar 23, 2026



