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      Elev 1867 ft, 44.485 °N 97.441 °W

      Erwin, SD

      Erwin Station54°
      Updated: 3:47 AM CDT on September 23, 2026 (GMT -5)
      8 minutes ago
      62°
      53°
      54
      Feels Like 54
      Cloudy
      N
      12
      Gusts 20 mph
      Same temperature is expected today
      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
        Today
        Thu 09/24
        High 62°f
         21% Precip. / 0 in
        Generally cloudy. A stray shower or thunderstorm is possible. High 62F. Winds SSE at 15 to 25 mph.
        Tonight
        Thu 09/24
        Low 57°f
         72% Precip. / 0.25 in
        Rain showers early will evolve into a more steady rain overnight. Low 57F. Winds SSE at 10 to 20 mph. Chance of rain 70%. Rainfall near a quarter of an inch.
        Tomorrow
        Fri 09/25
        High 62°f58°f
         37% Precip. / 0.03 in
        Rain showers early with overcast skies later in the day. High 62F. Winds S at 10 to 20 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        54°
        4AM
        54°
        5AM
        54°
        6AM
        54°
        7AM
        54°
        7:18AM
        Sunrise
        8AM
        54°
        9AM
        54°
        10AM
        56°
        11AM
        57°
        12PM
        59°
        1PM
        60°
        2PM
        60°
        3PM
        61°
        4PM
        62°
        5PM
        62°
        6PM
        61°
        7PM
        61°
        7:24PM
        Sunset
        8PM
        60°
        9PM
        59°
        10PM
        59°
        11PM
        37%
        59°
        12AM
        45%
        59°
        1AM
        45%
        59°
        2AM
        46%
        59°
        3AM
        50%
        59°
        Precipitation
        50%
        Pollen
        None
        Air Quality
        19
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.27 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point52°F
        5. Humidity 93%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KATY Station History
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 69°F 94°F 1935
        4. Low 53°F 47°F 27°F 1995
        5. Rain/Snow Depth
        6. Precipitation 0.25 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for September 24, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 62°F 69°F 91°F
        4. Low 53°F 47°F 18°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:18 AM 7:25 PM
        3. Civil Twilight 6:49 AM 7:54 PM
        4. Nautical Twilight 6:15 AM 8:28PM
        5. Astronomical Twilight 5:40 AM 9:02 PM
        1. Length of Visible Light 13h 4m
        2. Length of Day 12h 6m
        3. Tomorrow will be 3 minutes 3 seconds shorter
        1. Moon 6:09 PM 3:48 AM
        2. Waxing Gibbous91% 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
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