My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
        More Settings
      Elev 1867 ft, 44.485 °N 97.441 °W

      Erwin, SD

      Sat, Oct 3, 2026
      Tonight
      Sun 10/04
      Low 40°f
      5% Precip. / 0 in
      Generally clear. Low near 40F. Winds NW at 5 to 10 mph.
      Tomorrow
      Mon 10/05
      High 68°f
      5% Precip. / 0 in
      Mostly sunny. High 68F. Winds WNW at 5 to 10 mph.
      Sunrise 7:30 AM
      Sunset 7:06 PM
      Moonrise -
      Moonset 3:39 PM
      Last Quarter, 54% visible
      Hourly Forecast
      Now
      68°
      6PM
      67°
      7PM
      65°
      7:06PM
      Sunset
      8PM
      62°
      9PM
      57°
      10PM
      56°
      11PM
      53°
      12AM
      51°
      1AM
      49°
      2AM
      47°
      3AM
      45°
      4AM
      43°
      5AM
      42°
      6AM
      41°
      7AM
      41°
      7:31AM
      Sunrise
      8AM
      43°
      9AM
      48°
      10AM
      53°
      11AM
      58°
      12PM
      61°
      1PM
      64°
      2PM
      65°
      3PM
      66°
      4PM
      66°
      5PM
      66°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      6:00 pm
      Sunny
      67°F 67°F 2% 0in 19% 52°F 59% 10 mph WNW 30.04in
      7:00 pm
      Sunny
      65°F 65°F 2% 0in 0% 52°F 62% 7 mph WNW 30.07in
      8:00 pm
      Clear
      62°F 61°F 2% 0in 0% 50°F 66% 8 mph WNW 30.1in
      9:00 pm
      Clear
      57°F 55°F 1% 0in 6% 48°F 72% 9 mph NW 30.14in
      10:00 pm
      Clear
      56°F 53°F 1% 0in 9% 46°F 71% 9 mph NW 30.17in
      11:00 pm
      Clear
      53°F 51°F 1% 0in 9% 44°F 70% 8 mph NW 30.19in
      Additional Conditions
      1. Pressure 30.04 in
      2. Visibility 9 miles
      3. Clouds Partly Cloudy
      4. Dew Point52°F
      5. Humidity 57%
      6. Rainfall 0.1 in
      7. Snow Depth 0 in
      KATY Station History
      Almanac for October 3, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 70°F 64°F 90°F 1938
      4. Low 48°F 42°F 27°F 1902
      5. Rain/Snow Depth
      6. Precipitation 0 in 3 in -
      7. Snow 0 in 0 in -
      Almanac for October 4, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 68°F 64°F 91°F
      4. Low 40°F 42°F 15°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 7:30 AM 7:06 PM
      3. Civil Twilight 7:01 AM 7:35 PM
      4. Nautical Twilight 6:27 AM 8:09PM
      5. Astronomical Twilight 5:53 AM 8:43 PM
      1. Length of Visible Light 12h 34m
      2. Length of Day 11h 36m
      3. Tomorrow will be 3 minutes 2 seconds shorter
      1. Moon - 3:39 PM
      2. Last Quarter54% of the Moon is Illuminated
      Oct 3
      Waning Half Last Qtr
      Oct 10
      New Moon
      Oct 18
      Waxing Half First Qtr
      Oct 25
      Full Moon
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
      Loading nearby stations…
      Level Access
      Glossary