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      Elev 2677 ft, 45.748 °N 102.922 °W

      Ralph, SD

      Sun, Oct 4, 2026
      Today
      Mon 10/05
      High 72°f
      1% Precip. / 0 in
      Sunny. High 72F. Winds SE at 10 to 20 mph.
      Tonight
      Mon 10/05
      Low 42°f
      5% Precip. / 0 in
      A clear sky. Low 42F. Winds SE at 10 to 15 mph.
      Sunrise 6:54 AM
      Sunset 6:26 PM
      Moonrise -
      Moonset 3:47 PM
      Waning Crescent, 42% visible
      Hourly Forecast
      Now
      37°
      6:54AM
      Sunrise
      7AM
      38°
      8AM
      43°
      9AM
      49°
      10AM
      57°
      11AM
      62°
      12PM
      66°
      1PM
      69°
      2PM
      70°
      3PM
      71°
      4PM
      70°
      5PM
      69°
      6PM
      66°
      6:26PM
      Sunset
      7PM
      61°
      8PM
      58°
      9PM
      56°
      10PM
      54°
      11PM
      53°
      12AM
      51°
      1AM
      49°
      2AM
      48°
      3AM
      46°
      4AM
      45°
      5AM
      43°
      6AM
      43°
      Time Conditions Temp. Feels Like Precip Amount Cloud Cover Dew Point Humidity Wind Pressure
      7:00 am
      Sunny
      38°F 34°F 1% 0in 8% 33°F 83% 5 mph ESE 30.34in
      8:00 am
      Sunny
      43°F 41°F 1% 0in 2% 35°F 73% 4 mph ESE 30.34in
      9:00 am
      Sunny
      49°F 46°F 0% 0in 0% 35°F 59% 7 mph ESE 30.32in
      10:00 am
      Sunny
      57°F 55°F 0% 0in 3% 36°F 45% 9 mph SE 30.29in
      11:00 am
      Sunny
      62°F 61°F 0% 0in 0% 36°F 38% 10 mph SE 30.27in
      12:00 pm
      Sunny
      66°F 66°F 0% 0in 0% 36°F 33% 11 mph SE 30.25in
      1:00 pm
      Sunny
      69°F 69°F 0% 0in 1% 37°F 31% 12 mph SE 30.22in
      2:00 pm
      Sunny
      70°F 70°F 0% 0in 0% 37°F 30% 13 mph SE 30.2in
      3:00 pm
      Sunny
      71°F 71°F 0% 0in 0% 38°F 30% 13 mph SE 30.17in
      4:00 pm
      Sunny
      70°F 70°F 0% 0in 0% 38°F 31% 13 mph ESE 30.16in
      5:00 pm
      Sunny
      69°F 69°F 0% 0in 0% 39°F 33% 13 mph SE 30.14in
      6:00 pm
      Sunny
      66°F 66°F 0% 0in 0% 40°F 39% 11 mph ESE 30.14in
      7:00 pm
      Clear
      61°F 59°F 0% 0in 0% 40°F 47% 11 mph ESE 30.16in
      8:00 pm
      Clear
      58°F 55°F 0% 0in 1% 40°F 51% 12 mph ESE 30.17in
      9:00 pm
      Clear
      56°F 52°F 0% 0in 1% 40°F 56% 12 mph ESE 30.18in
      10:00 pm
      Clear
      54°F 51°F 0% 0in 4% 40°F 58% 11 mph ESE 30.17in
      11:00 pm
      Clear
      53°F 49°F 0% 0in 4% 39°F 59% 11 mph SE 30.17in
      Additional Conditions
      1. Pressure 30.33 in
      2. Visibility 10 miles
      3. Clouds Partly Cloudy
      4. Dew Point33°F
      5. Humidity 84%
      6. Rainfall 0 in
      7. Snow Depth 0 in
      KHEI Station History
      Almanac for October 4, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 72°F 66°F 95°F 1963
      4. Low 36°F 36°F 15°F 1950
      5. Rain/Snow Depth
      6. Precipitation 0 in - in -
      7. Snow 0 in - in -
      Almanac for October 5, 2026
      1. Forecast Average Record
      2. Temperature
      3. High 85°F 66°F 90°F
      4. Low 42°F 36°F 10°F
      Astronomy
      1. Sun Rise Set
      2. Actual Time 6:54 AM 6:26 PM
      3. Civil Twilight 6:24 AM 6:56 PM
      4. Nautical Twilight 5:50 AM 7:30PM
      5. Astronomical Twilight 5:15 AM 8:05 PM
      1. Length of Visible Light 12h 31m
      2. Length of Day 11h 31m
      3. Tomorrow will be 3 minutes 12 seconds shorter
      1. Moon - 3:47 PM
      2. Waning Crescent42% of the Moon is Illuminated
      Oct 10
      New Moon
      Oct 18
      Waxing Half First Qtr
      Oct 25
      Full Moon
      Nov 1
      Waning Half Last Qtr
      Nearby Weather Stations
      Station Location
      Temp
      Windchill
      Heat Index
      Dew Point
      Humidity
      Wind
      Precip.
      Elev.
      Updated
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      Level Access
      Glossary