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      Elev 3596 ft, 44.496 °N 103.859 °W

      Spearfish, SD

      Updated: 1:48 PM MDT on September 21, 2026 (GMT -6)
      3 minutes ago
      62°
      51°
      61
      Feels Like 61
      Cloudy
      N
      12
      Gusts 17 mph
      Similar 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
        Tue 09/22
        High 62°f
        15% Precip. / 0 in
        Cloudy. Slight chance of a rain shower. High 62F. Winds E at 10 to 15 mph.
        Tonight
        Tue 09/22
        Low 49°f
        19% Precip. / 0 in
        Partly cloudy. Low 49F. Winds SSE at 10 to 15 mph.
        Tomorrow
        Wed 09/23
        High 72°f56°f
        18% Precip. / 0 in
        A few clouds early, otherwise mostly sunny. High 72F. Winds E at 10 to 15 mph.
        Hourly Forecast
        Now
        61°
        2PM
        61°
        3PM
        62°
        4PM
        62°
        5PM
        60°
        6PM
        59°
        6:54PM
        Sunset
        7PM
        58°
        8PM
        56°
        9PM
        55°
        10PM
        54°
        11PM
        53°
        12AM
        53°
        1AM
        52°
        2AM
        51°
        3AM
        50°
        4AM
        50°
        5AM
        50°
        6AM
        50°
        6:42AM
        Sunrise
        7AM
        50°
        8AM
        54°
        9AM
        59°
        10AM
        62°
        11AM
        65°
        12PM
        67°
        1PM
        69°
        Additional Conditions
        1. Pressure 30.13 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point55°F
        5. Humidity 81%
        6. Rainfall 0.53 in
        7. Snow Depth 0 in
        KSPF Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 72°F 93°F 1922
        4. Low 51°F 46°F 25°F 1995
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 72°F 71°F 92°F
        4. Low 51°F 45°F 22°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:41 AM 6:54 PM
        3. Civil Twilight 6:12 AM 7:23 PM
        4. Nautical Twilight 5:38 AM 7:57PM
        5. Astronomical Twilight 5:03 AM 8:32 PM
        1. Length of Visible Light 13h 10m
        2. Length of Day 12h 12m
        3. Tomorrow will be 3 minutes 4 seconds shorter
        1. Moon 4:48 PM 12:59 AM
        2. Waxing Gibbous77% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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        Weather Alerts
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