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      Elev 1713 ft, 45.152 °N 99.311 °W

      Seneca, SD

      Brentwood Colony Station40°
      Updated: 10:27 PM CDT on October 25, 2026 (GMT -5)
      10 seconds ago
      46°
      30°
      40
      Feels Like 35
      Snow
      N
      8
      Lower temperature is expected tomorrow
      Wundermap

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       Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
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      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Tonight
        Sun 10/25
        Low 34°f
         90% Precip. / 0.02 in
        Cloudy with occasional rain...mainly this evening. Low 34F. Winds NE at 10 to 15 mph. Chance of rain 90%.
        Tomorrow
        Mon 10/26
        High 37°f
         96% Precip. / 0.3 in
        Rain showers early changing to mixed rain and snow later in the day. Temps nearly steady in the mid 30s. Winds NE at 10 to 20 mph. Chance of precip 100%.
        Tomorrow night
        Mon 10/26
        Low 30°f
         95% Precip. / 1.7 in
        Snow in the evening will taper off and give way to cloudy skies overnight. Low near 30F. Winds NE at 10 to 15 mph. Chance of snow 100%. 1 to 3 inches of snow expected.
        Hourly Forecast
        Now
        38°
        11PM
        72%
        37°
        12AM
        59%
        37°
        1AM
        37°
        2AM
        36°
        3AM
        37°
        4AM
        37°
        5AM
        37°
        6AM
        36°
        7AM
        36°
        8AM
        35°
        8:08AM
        Sunrise
        9AM
        35°
        10AM
        33%
        35°
        11AM
        35%
        35°
        12PM
        64%
        35°
        1PM
        66%
        36°
        2PM
        74%
        35°
        3PM
        75%
        35°
        4PM
        83%
        34°
        5PM
        84%
        34°
        6PM
        97%
        34°
        6:34PM
        Sunset
        7PM
        96%
        32°
        8PM
        93%
        31°
        9PM
        88%
        31°
        10PM
        76%
        31°
        Precipitation
        97%
        Rain likely to end around 12:30 AM
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        23
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.56 in
        2. Visibility 1 miles
        3. Clouds Cloudy
        4. Dew Point36°F
        5. Humidity 92%
        6. Rainfall 0.53 in
        7. Snow Depth 0 in
         KMKA Station History
        Almanac for October 25, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 46°F 53°F 82°F 1989
        4. Low 30°F 30°F 10°F 1991
        5. Rain/Snow Depth
        6. Precipitation 0.02 in - in -
        7. Snow 0 in - in -
        Almanac for October 26, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 38°F 53°F 79°F
        4. Low 30°F 29°F 10°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 8:07 AM 6:36 PM
        3. Civil Twilight 7:37 AM 7:06 PM
        4. Nautical Twilight 7:02 AM 7:40PM
        5. Astronomical Twilight 6:28 AM 8:14 PM
        1. Length of Visible Light 11h 29m
        2. Length of Day 10h 28m
        3. Tomorrow will be 2 minutes 55 seconds shorter
        1. Moon 6:00 PM 7:35 AM
        2. Full99% of the Moon is Illuminated
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 9
        New Moon
        Nov 17
        Waxing Half First Qtr
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