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      Elev 1854 ft, 45.710 °N 100.150 °W

      Mound City, SD

      Mound City Station68°
      Updated: 8:41 PM CDT on September 9, 2026 (GMT -5)
      1 minute ago
      78°
      54°
      68
      Feels Like 68
      Clear
      N
      4
      Higher 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
        Thu 09/10
        Low 49°f
         4% Precip. / 0 in
        Mainly clear skies. Low 49F. Winds light and variable.
        Tomorrow
        Fri 09/11
        High 88°f
         4% Precip. / 0 in
        Sunny skies. Warm. High 88F. Winds SW at 10 to 15 mph.
        Tomorrow night
        Fri 09/11
        Low 56°f
         5% Precip. / 0 in
        Clear skies with a few passing clouds. Low 56F. Winds SSE at 10 to 15 mph.
        Hourly Forecast
        Now
        66°
        9PM
        64°
        10PM
        62°
        11PM
        60°
        12AM
        57°
        1AM
        55°
        2AM
        54°
        3AM
        53°
        4AM
        52°
        5AM
        51°
        6AM
        50°
        7AM
        50°
        7:12AM
        Sunrise
        8AM
        54°
        9AM
        60°
        10AM
        66°
        11AM
        72°
        12PM
        77°
        1PM
        80°
        2PM
        83°
        3PM
        85°
        4PM
        86°
        5PM
        86°
        6PM
        85°
        7PM
        82°
        8PM
        77°
        Precipitation
        4%
        Pollen
        None
        Air Quality
        34
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.99 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point48°F
        5. Humidity 53%
        6. Rainfall 0.05 in
        7. Snow Depth 0 in
         KMBG Station History
        Almanac for September 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 76°F 93°F 1981
        4. Low 54°F 51°F 32°F 2020
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.4 in -
        7. Snow 0 in 0 in -
        Almanac for September 11, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 88°F 76°F 100°F
        4. Low 54°F 50°F 31°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:12 AM 8:00 PM
        3. Civil Twilight 6:42 AM 8:30 PM
        4. Nautical Twilight 6:06 AM 9:06PM
        5. Astronomical Twilight 5:28 AM 9:44 PM
        1. Length of Visible Light 13h 48m
        2. Length of Day 12h 48m
        3. Tomorrow will be 3 minutes 10 seconds shorter
        1. Moon 6:35 AM 7:44 PM
        2. New0% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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