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      Elev 1000 ft, 45.452 °N 122.546 °W

      Happy Valley, OR

      Mt. Scott Summit Station61°
      Updated: 12:15 PM PDT on September 12, 2026 (GMT -7)
      9 minutes ago
      67°
      52°
      61
      Feels Like 61
      Mostly Cloudy
      N
      6
      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
        Sun 09/13
        High 67°f
         24% Precip. / 0 in
        Overcast. High 67F. Winds SW at 5 to 10 mph.
        Tonight
        Sun 09/13
        Low 52°f
         61% Precip. / 0.08 in
        Showers early, then cloudy overnight. Low 52F. Winds SSW at 5 to 10 mph. Chance of rain 60%.
        Tomorrow
        Mon 09/14
        High 63°f51°f
         44% Precip. / 0.03 in
        Considerable cloudiness. Occasional rain showers in the afternoon. High 63F. Winds SW at 5 to 10 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        62°
        1PM
        63°
        2PM
        64°
        3PM
        64°
        4PM
        63°
        5PM
        61°
        6PM
        60°
        7PM
        31%
        59°
        7:26PM
        Sunset
        8PM
        48%
        59°
        9PM
        62%
        58°
        10PM
        36%
        56°
        11PM
        44%
        56°
        12AM
        55°
        1AM
        55°
        2AM
        32%
        54°
        3AM
        54°
        4AM
        53°
        5AM
        54°
        6AM
        53°
        6:46AM
        Sunrise
        7AM
        53°
        8AM
        53°
        9AM
        54°
        10AM
        56°
        11AM
        57°
        12PM
        35%
        58°
        Precipitation
        62%
        Pollen
        None
        Air Quality
        29
        Good
        UV Index
        4
        Moderate
        Additional Conditions
        1. Pressure 29.89 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point48°F
        5. Humidity 59%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KTTD Station History
        Almanac for September 12, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 67°F 79°F 93°F 2015
        4. Low 52°F 54°F 41°F 2010
        5. Rain/Snow Depth
        6. Precipitation 0.08 in - in -
        7. Snow 0 in - in -
        Almanac for September 13, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 79°F 98°F
        4. Low 52°F 54°F 37°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:45 AM 7:26 PM
        3. Civil Twilight 6:15 AM 7:56 PM
        4. Nautical Twilight 5:39 AM 8:31PM
        5. Astronomical Twilight 5:02 AM 9:08 PM
        1. Length of Visible Light 13h 41m
        2. Length of Day 12h 41m
        3. Tomorrow will be 3 minutes 8 seconds shorter
        1. Moon 8:38 AM 7:51 PM
        2. Waxing Crescent2% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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