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      Elev 357 ft, 34.668 °N 98.417 °W

      Fort Sill, OK

      Henry Post Army Air Field (Fort Sill) Station91°
      Updated: 4:08 PM CDT on September 21, 2026 (GMT -5)
      5 minutes ago
      90°
      69°
      91
      Feels Like 93
      Sunny
      N
      15
      Gusts 23 mph
      Same temperature is expected tomorrow
      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
        Tue 09/22
        Low 68°f
         24% Precip. / 0 in
        Partly cloudy. A stray shower or thunderstorm is possible. Low 68F. Winds NE at 10 to 20 mph.
        Tomorrow
        Wed 09/23
        High 90°f
         23% Precip. / 0 in
        Partly cloudy skies. High near 90F. Winds NE at 10 to 15 mph.
        Tomorrow night
        Wed 09/23
        Low 67°f
         6% Precip. / 0 in
        A few clouds. Low 67F. Winds ENE at 10 to 15 mph.
        Hourly Forecast
        Now
        89°
        5PM
        90°
        6PM
        90°
        7PM
        88°
        7:31PM
        Sunset
        8PM
        84°
        9PM
        81°
        10PM
        79°
        11PM
        77°
        12AM
        76°
        1AM
        75°
        2AM
        74°
        3AM
        72°
        4AM
        71°
        5AM
        71°
        6AM
        69°
        7AM
        33%
        69°
        7:21AM
        Sunrise
        8AM
        69°
        9AM
        71°
        10AM
        36%
        74°
        11AM
        78°
        12PM
        80°
        1PM
        82°
        2PM
        85°
        3PM
        86°
        4PM
        88°
        Precipitation
        36%
        Pollen
        None
        Air Quality
        39
        Good
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 29.9 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point65°F
        5. Humidity 44%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KFSI Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 90°F 84°F 102°F 1956
        4. Low 69°F 61°F 40°F 1983
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 90°F 84°F 102°F
        4. Low 69°F 61°F 43°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:20 AM 7:31 PM
        3. Civil Twilight 6:55 AM 7:56 PM
        4. Nautical Twilight 6:26 AM 8:26PM
        5. Astronomical Twilight 5:56 AM 8:55 PM
        1. Length of Visible Light 13h 0m
        2. Length of Day 12h 10m
        3. Tomorrow will be 2 minutes 9 seconds shorter
        1. Moon 4:56 PM 2:10 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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