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      Elev 3248 ft, 43.149 °N 101.726 °W

      Martin, SD

      Updated: 12:39 PM MDT on September 13, 2026 (GMT -6)
      7 minutes ago
      66°
      52°
      62
      Feels Like 62
      Cloudy
      N
      16
      Gusts 23 mph
      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
        Today
        Mon 09/14
        High 66°f
        15% Precip. / 0 in
        Generally cloudy. A stray shower or thunderstorm is possible. High 66F. Winds SE at 15 to 25 mph.
        Tonight
        Mon 09/14
        Low 55°f
        55% Precip. / 0.21 in
        Cloudy with showers. Areas of patchy fog developing. Low near 55F. Winds SSE at 15 to 25 mph. Chance of rain 60%.
        Tomorrow
        Tue 09/15
        High 80°f45°f
        20% Precip. / 0 in
        Areas of patchy fog early. Cloudy early, becoming mostly sunny in the afternoon. High near 80F. SW winds shifting to NNW at 15 to 25 mph.
        Hourly Forecast
        Now
        62°
        1PM
        63°
        2PM
        64°
        3PM
        64°
        4PM
        66°
        5PM
        65°
        6PM
        64°
        7PM
        61°
        7:00PM
        Sunset
        8PM
        58°
        9PM
        57°
        10PM
        56°
        11PM
        38%
        57°
        12AM
        45%
        57°
        1AM
        35%
        58°
        2AM
        49%
        59°
        3AM
        56%
        59°
        4AM
        52%
        59°
        5AM
        44%
        59°
        6AM
        59°
        6:25AM
        Sunrise
        7AM
        60°
        8AM
        63°
        9AM
        67°
        10AM
        72°
        11AM
        78°
        12PM
        79°
        Additional Conditions
        1. Pressure 29.99 in
        2. Visibility 9 miles
        3. Clouds Cloudy
        4. Dew Point51°F
        5. Humidity 67%
        6. Rainfall 0.01 in
        7. Snow Depth 0 in
        KGRN Station History
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 66°F 79°F 91°F 2010
        4. Low 52°F 49°F 29°F 1949
        5. Rain/Snow Depth
        6. Precipitation 0.21 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 14, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 80°F 79°F 95°F
        4. Low 52°F 49°F 24°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:24 AM 7:00 PM
        3. Civil Twilight 5:55 AM 7:28 PM
        4. Nautical Twilight 5:21 AM 8:02PM
        5. Astronomical Twilight 4:46 AM 8:37 PM
        1. Length of Visible Light 13h 33m
        2. Length of Day 12h 35m
        3. Tomorrow will be 2 minutes 54 seconds shorter
        1. Moon 9:18 AM 7:52 PM
        2. Waxing Crescent7% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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        Weather Alerts
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