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Hazardous Weather Conditions
Current conditions at
Sioux City, Sioux Gateway Airport (KSUX)
Lat: 42.4°NLon: 96.38°WElev: 1099ft.
Fair
89°F
32°C
| Humidity | 45% |
| Wind Speed | S 15 G 21 mph |
| Barometer | 29.79 in (1007.7 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Heat Index | 91°F (33°C) |
| Last update | 16 Jun 3:52 pm CDT |
Extended Forecast for
Sioux City IA
This Afternoon
High: 91 °F
Chance
T-stormsTonight
Low: 65 °F
T-storms
LikelyTuesday
High: 82 °F
Chance
T-storms then
Showers
LikelyTuesday Night
Low: 61 °F
Showers
LikelyWednesday
High: 79 °F
Chance
T-stormsWednesday Night
Low: 60 °F
Mostly Clear
Juneteenth
High: 90 °F
Sunny
Thursday Night
Low: 67 °F
Chance
T-stormsFriday
High: 94 °F
Sunny
Detailed Forecast
This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 91. Southwest wind around 10 mph.
Tonight
Showers and thunderstorms likely, mainly between 7pm and 10pm. Mostly cloudy, with a low around 65. West southwest wind 5 to 10 mph becoming east in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 82. West northwest wind around 5 mph becoming east northeast in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 61. Northeast wind around 5 mph. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. North wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 60. North northwest wind around 5 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 90.
Thursday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 67.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 73.
Saturday
Sunny and hot, with a high near 98.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny and hot, with a high near 97. Breezy.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Additional Forecasts and Information
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Forecast AreaABOUT 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)
2:31 pm CDT Jun 16, 2025
4pm CDT Jun 16, 2025-6pm CDT Jun 23, 2025
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