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      Elev 5098 ft, 44.354 °N 103.744 °W

      Lead, SD

      Sanford Underground Research Facility - Waste Water Treatment Plant Station70°
      Updated: 4:12 PM MDT on October 21, 2026 (GMT -6)
      6 minutes ago
      69°
      43°
      70
      Feels Like 69
      Sunny
      N
      7
      Higher temperature is expected tomorrow
      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
        Tonight
        Thu 10/22
        Low 54°f
         2% Precip. / 0 in
        Partly cloudy. Low 54F. Winds SSW at 10 to 20 mph.
        Tomorrow
        Thu 10/22
        High 73°f
         0% Precip. / 0 in
        Sun and a few passing clouds. Warm. High 73F. Winds light and variable.
        Tomorrow night
        Thu 10/22
        Low 57°f
         0% Precip. / 0 in
        Partly cloudy skies in the evening, then becoming cloudy overnight. Low 57F. Winds SSW at 10 to 15 mph.
        Hourly Forecast
        Now
        66°
        5PM
        64°
        6PM
        60°
        6:00PM
        Sunset
        7PM
        57°
        8PM
        56°
        9PM
        57°
        10PM
        57°
        11PM
        57°
        12AM
        57°
        1AM
        58°
        2AM
        58°
        3AM
        58°
        4AM
        58°
        5AM
        58°
        6AM
        57°
        7AM
        55°
        7:19AM
        Sunrise
        8AM
        55°
        9AM
        61°
        10AM
        65°
        11AM
        68°
        12PM
        70°
        1PM
        71°
        2PM
        72°
        3PM
        71°
        4PM
        70°
        Precipitation
        2%
        Pollen
        None
        Air Quality
        32
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 30.01 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point39°F
        5. Humidity 36%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSPF Station History
        Almanac for October 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 56°F 81°F 1992
        4. Low 43°F 30°F 15°F 1949
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for October 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 73°F 56°F 81°F
        4. Low 54°F 29°F 11°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:17 AM 6:00 PM
        3. Civil Twilight 6:48 AM 6:30 PM
        4. Nautical Twilight 6:14 AM 7:03PM
        5. Astronomical Twilight 5:40 AM 7:37 PM
        1. Length of Visible Light 11h 41m
        2. Length of Day 10h 42m
        3. Tomorrow will be 2 minutes 54 seconds shorter
        1. Moon 3:56 PM 2:05 AM
        2. Waxing Gibbous79% 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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