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      Elev 1798 ft, 43.903 °N 99.621 °W

      Reliance, SD

      Reliance Station80°
      Updated: 12:10 PM CDT on September 10, 2026 (GMT -5)
      1 minute ago
      90°
      55°
      80
      Feels Like 81
      Sunny
      N
      12
      Gusts 19 mph
      Higher 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
        Fri 09/11
        High 90°f
         0% Precip. / 0 in
        Sunny. Warm. High around 90F. Winds SSW at 10 to 15 mph.
        Tonight
        Fri 09/11
        Low 66°f
         4% Precip. / 0 in
        A few passing clouds. Low 66F. Winds SSE at 10 to 15 mph.
        Tomorrow
        Sat 09/12
        High 91°f54°f
         4% Precip. / 0 in
        Sunshine along with some cloudy intervals. High 91F. Winds SW at 15 to 25 mph. Higher wind gusts possible.
        Hourly Forecast
        Now
        80°
        1PM
        83°
        2PM
        86°
        3PM
        88°
        4PM
        87°
        5PM
        88°
        6PM
        87°
        7PM
        84°
        7:57PM
        Sunset
        8PM
        79°
        9PM
        75°
        10PM
        73°
        11PM
        72°
        12AM
        71°
        1AM
        70°
        2AM
        69°
        3AM
        68°
        4AM
        68°
        5AM
        67°
        6AM
        67°
        7AM
        67°
        7:13AM
        Sunrise
        8AM
        68°
        9AM
        72°
        10AM
        76°
        11AM
        81°
        12PM
        84°
        Precipitation
        4%
        Pollen
        None
        Air Quality
        18
        Good
        UV Index
        5
        Moderate
        Additional Conditions
        1. Pressure 29.91 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point61°F
        5. Humidity 52%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         K9V9 Station History
        Almanac for September 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 90°F 83°F 106°F 1931
        4. Low 55°F 52°F 28°F 1922
        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 91°F 82°F 102°F
        4. Low 55°F 52°F 23°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:12 AM 7:57 PM
        3. Civil Twilight 6:43 AM 8:26 PM
        4. Nautical Twilight 6:08 AM 9:01PM
        5. Astronomical Twilight 5:32 AM 9:37 PM
        1. Length of Visible Light 13h 43m
        2. Length of Day 12h 45m
        3. Tomorrow will be 2 minutes 58 seconds shorter
        1. Moon 6:35 AM 7:41 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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