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      Elev 4554 ft, 43.896 °N 103.419 °W

      Keystone, SD

      Keystone Station43°
      Updated: 6:58 AM MDT on October 14, 2026 (GMT -6)
      4 minutes ago
      50°
      41°
      43
      Feels Like 43
      Mostly Cloudy
      N
      2
      Similar temperature is expected today
      Wundermap

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       Wundermap
      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
        Today
        Thu 10/15
        High 50°f
         43% Precip. / 0.05 in
        Showers early, then cloudy in the afternoon. High around 50F. Winds SE at 5 to 10 mph. Chance of rain 40%.
        Tonight
        Thu 10/15
        Low 42°f
         50% Precip. / 0.07 in
        Considerable cloudiness with occasional rain showers. Low 42F. Winds N at 10 to 15 mph. Chance of rain 50%.
        Tomorrow
        Fri 10/16
        High 51°f27°f
         3% Precip. / 0 in
        Partly cloudy skies. High 51F. Winds NNW at 15 to 25 mph. Higher wind gusts possible.
        Hourly Forecast
        Now
        43°
        7AM
        43°
        7:07AM
        Sunrise
        8AM
        47%
        43°
        9AM
        49%
        45°
        10AM
        39%
        46°
        11AM
        38%
        47°
        12PM
        40%
        48°
        1PM
        49°
        2PM
        50°
        3PM
        50°
        4PM
        50°
        5PM
        48°
        6PM
        47°
        6:11PM
        Sunset
        7PM
        32%
        45°
        8PM
        45°
        9PM
        44°
        10PM
        34%
        44°
        11PM
        50%
        44°
        12AM
        42%
        44°
        1AM
        33%
        44°
        2AM
        44%
        44°
        3AM
        44°
        4AM
        32%
        45°
        5AM
        45°
        6AM
        44°
        Precipitation
        50%
        Rain possible around 8:30 AM
        Pollen
        None
        Air Quality
        27
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.2 in
        2. Visibility 5 miles
        3. Clouds Mostly Cloudy
        4. Dew Point42°F
        5. Humidity 97%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KCUT Station History
        Almanac for October 14, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 50°F 55°F 80°F 1964
        4. Low 41°F 37°F 16°F 2018
        5. Rain/Snow Depth
        6. Precipitation 0.12 in 3.5 in -
        7. Snow 0 in 0 in -
        Almanac for October 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 51°F 55°F 78°F
        4. Low 31°F 37°F 18°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:07 AM 6:11 PM
        3. Civil Twilight 6:38 AM 6:40 PM
        4. Nautical Twilight 6:04 AM 7:13PM
        5. Astronomical Twilight 5:31 AM 7:47 PM
        1. Length of Visible Light 12h 2m
        2. Length of Day 11h 4m
        3. Tomorrow will be 2 minutes 55 seconds shorter
        1. Moon 11:40 AM 8:01 PM
        2. Waxing Crescent16% of the Moon is Illuminated
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
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