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      Elev 1083 ft, 42.394 °N 96.362 °W

      Sioux City, IA

      Sioux Gateway Airport / Brigadier General Bud Day Field Station59°
      Updated: 2:38 AM CDT on September 21, 2026 (GMT -5)
      4 minutes ago
      63°
      59°
      59
      Feels Like 59
      Rain Shower
      N
      7
      Lower temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Mon 09/21
        Low 56°f
         61% Precip. / 0.02 in
        Cloudy with periods of light rain. Low 56F. Winds ENE at 5 to 10 mph. Chance of rain 60%.
        Tomorrow
        Tue 09/22
        High 59°f
         66% Precip. / 0.2 in
        Rain showers in the morning will evolve into a more steady rain in the afternoon. High 59F. Winds ENE at 5 to 10 mph. Chance of rain 70%. Rainfall near a quarter of an inch.
        Tomorrow night
        Tue 09/22
        Low 53°f
         24% Precip. / 0 in
        Cloudy. Low 53F. Winds NE at 5 to 10 mph.
        Hourly Forecast
        Now
        59°
        3AM
        63%
        59°
        4AM
        59°
        5AM
        35%
        59°
        6AM
        52%
        59°
        7AM
        54%
        58°
        7:11AM
        Sunrise
        8AM
        34%
        57°
        9AM
        38%
        57°
        10AM
        43%
        57°
        11AM
        57%
        57°
        12PM
        57%
        57°
        1PM
        49%
        57°
        2PM
        66%
        57°
        3PM
        61%
        57°
        4PM
        37%
        57°
        5PM
        57°
        6PM
        57°
        7PM
        56°
        7:24PM
        Sunset
        8PM
        55°
        9PM
        54°
        10PM
        54°
        11PM
        54°
        12AM
        54°
        1AM
        55°
        2AM
        55°
        Precipitation
        66%
        Rain likely to continue
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        27
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.08 in
        2. Visibility 2.6 miles
        3. Clouds Cloudy
        4. Dew Point58°F
        5. Humidity 96%
        6. Rainfall 0.1 in
        7. Snow Depth 0 in
         KSUX Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 75°F 96°F 2005
        4. Low 59°F 49°F 29°F 1999
        5. Rain/Snow Depth
        6. Precipitation 0.02 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 61°F 75°F 95°F
        4. Low 59°F 49°F 25°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:11 AM 7:24 PM
        3. Civil Twilight 6:43 AM 7:52 PM
        4. Nautical Twilight 6:10 AM 8:25PM
        5. Astronomical Twilight 5:37 AM 8:58 PM
        1. Length of Visible Light 13h 8m
        2. Length of Day 12h 12m
        3. Tomorrow will be 2 minutes 51 seconds shorter
        1. Moon 5:10 PM 1:36 AM
        2. Waxing Gibbous77% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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