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      Flood Watch
      until 10:00 PM CDT
      Elev 1365 ft, 43.429 °N 96.637 °W

      Harrisburg, SD

      Harrisburg Station80°
      Updated: 12:25 PM CDT on September 6, 2026 (GMT -5)
      7 minutes ago
      82°
      71°
      80
      Feels Like 85
      Partly Cloudy
      N
      9
      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 09/07
        High 82°f
         15% Precip. / 0 in
        Mostly cloudy. A stray shower or thunderstorm is possible. High 82F. Winds SE at 10 to 20 mph.
        Tonight
        Mon 09/07
        Low 69°f
         24% Precip. / 0 in
        Partly cloudy skies this evening will become overcast overnight. A stray shower or thunderstorm is possible. Low 69F. Winds SE at 10 to 15 mph.
        Tomorrow
        Tue 09/08
        High 86°f72°f
         15% Precip. / 0 in
        Becoming partly cloudy and windy. A stray shower or thunderstorm is possible. High 86F. Winds SSE at 20 to 30 mph.
        Hourly Forecast
        Now
        79°
        1PM
        81°
        2PM
        80°
        3PM
        80°
        4PM
        81°
        5PM
        81°
        6PM
        80°
        7PM
        79°
        7:52PM
        Sunset
        8PM
        76°
        9PM
        33%
        75°
        10PM
        74°
        11PM
        73°
        12AM
        72°
        1AM
        72°
        2AM
        71°
        3AM
        70°
        4AM
        70°
        5AM
        70°
        6AM
        71°
        6:57AM
        Sunrise
        7AM
        71°
        8AM
        72°
        9AM
        73°
        10AM
        75°
        11AM
        77°
        12PM
        79°
        Precipitation
        33%
        Pollen
        Grass Pollen
        Low
        Air Quality
        51
        Moderate
        UV Index
        5
        Moderate
        Additional Conditions
        1. Pressure 29.94 in
        2. Visibility 9 miles
        3. Clouds Partly Cloudy
        4. Dew Point73°F
        5. Humidity 82%
        6. Rainfall 0.06 in
        7. Snow Depth 0 in
         KFSD Station History
        Almanac for September 6, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 77°F 104°F 1976
        4. Low 71°F 54°F 34°F 1965
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.5 in -
        7. Snow 0 in 0 in -
        Almanac for September 7, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 86°F 76°F 103°F
        4. Low 71°F 54°F 33°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:56 AM 7:52 PM
        3. Civil Twilight 6:27 AM 8:21 PM
        4. Nautical Twilight 5:52 AM 8:56PM
        5. Astronomical Twilight 5:15 AM 9:32 PM
        1. Length of Visible Light 13h 54m
        2. Length of Day 12h 56m
        3. Tomorrow will be 2 minutes 53 seconds shorter
        1. Moon 1:11 AM 5:33 PM
        2. Waning Crescent28% 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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