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      Gale Warning
      until 5:00 PM PDT
      Elev 115 ft, 46.278 °N 122.900 °W

      Castle Rock, WA

      Castle Rock Station55°
      Updated: 1:27 AM PDT on September 2, 2026 (GMT -7)
      5 minutes ago
      69°
      56°
      55
      Feels Like 55
      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
        Tonight
        Wed 09/02
        Low 55°f
         23% Precip. / 0 in
        Cloudy. Low near 55F. Winds SSE at 5 to 10 mph.
        Tomorrow
        Thu 09/03
        High 61°f
         98% Precip. / 0.31 in
        Rain likely. High 61F. Winds S at 10 to 20 mph. Chance of rain 100%. Rainfall around a quarter of an inch.
        Tomorrow night
        Thu 09/03
        Low 54°f
         73% Precip. / 0.29 in
        Rain showers in the evening will evolve into a more steady rain overnight. Low 54F. Winds SSE at 5 to 10 mph. Chance of rain 70%. Rainfall around a quarter of an inch.
        Hourly Forecast
        Now
        55°
        2AM
        56°
        3AM
        57°
        4AM
        57°
        5AM
        60°
        6AM
        59°
        6:33AM
        Sunrise
        7AM
        59°
        8AM
        59°
        9AM
        48%
        59°
        10AM
        66%
        61°
        11AM
        98%
        60°
        12PM
        94%
        59°
        1PM
        92%
        59°
        2PM
        85%
        59°
        3PM
        59%
        60°
        4PM
        40%
        60°
        5PM
        54%
        61°
        6PM
        39%
        61°
        7PM
        31%
        60°
        7:47PM
        Sunset
        8PM
        58°
        9PM
        36%
        57°
        10PM
        45%
        56°
        11PM
        44%
        57°
        12AM
        44%
        57°
        1AM
        53%
        56°
        Precipitation
        98%
        Pollen
        Grass Pollen
        Low
        Air Quality
        18
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.82 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point55°F
        5. Humidity 100%
        6. Rainfall 0.07 in
        7. Snow Depth 0 in
         KKLS Station History
        Almanac for September 2, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 79°F 97°F 2017
        4. Low 56°F 51°F 39°F 1973
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 3, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 61°F 79°F 100°F
        4. Low 56°F 51°F 37°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:33 AM 7:48 PM
        3. Civil Twilight 6:02 AM 8:18 PM
        4. Nautical Twilight 5:25 AM 8:56PM
        5. Astronomical Twilight 4:45 AM 9:35 PM
        1. Length of Visible Light 14h 16m
        2. Length of Day 13h 14m
        3. Tomorrow will be 3 minutes 11 seconds shorter
        1. Moon 9:59 PM 1:16 PM
        2. Waning Gibbous62% of the Moon is Illuminated
        Sep 4
        Waning Half Last Qtr
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Precipitation
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