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      Small Craft Advisory
      until 10:00 PM PST
      Elev 64 ft, 49.002 °N 122.283 °W

      Sumas, WA

      Sumas Station45°
      Updated: 3:01 AM PST on November 9, 2026 (GMT -7)
      10 minutes ago
      53°
      44°
      45
      Feels Like 45
      Mostly Cloudy
      N
      4
      Lower temperature is expected today
      Wundermap

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       Wundermap
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Tue 11/10
        High 53°f
         90% Precip. / 0.09 in
        Cloudy with rain developing this afternoon. High 53F. Winds NE at 5 to 10 mph. Chance of rain 90%.
        Tonight
        Tue 11/10
        Low 47°f
         90% Precip. / 0.17 in
        Cloudy. Periods of rain early. Low 47F. Winds ESE at 5 to 10 mph. Chance of rain 90%.
        Tomorrow
        Wed 11/11
        High 52°f51°f
         99% Precip. / 0.61 in
        Periods of rain. Potential for heavy rainfall. High 52F. Winds NE at 5 to 10 mph. Chance of rain 100%. Rainfall near a half an inch.
        Hourly Forecast
        Now
        45°
        4AM
        45°
        5AM
        45°
        6AM
        45°
        7AM
        46°
        8AM
        45°
        8:09AM
        Sunrise
        9AM
        46°
        10AM
        48°
        11AM
        50°
        12PM
        51°
        1PM
        52°
        2PM
        53°
        3PM
        53°
        4PM
        42%
        52°
        5PM
        65%
        52°
        5:35PM
        Sunset
        6PM
        90%
        51°
        7PM
        91%
        50°
        8PM
        84%
        50°
        9PM
        86%
        50°
        10PM
        72%
        50°
        11PM
        30%
        50°
        12AM
        36%
        51°
        1AM
        51°
        2AM
        50°
        3AM
        50°
        Precipitation
        91%
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        47
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.09 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point41°F
        5. Humidity 89%
        6. Rainfall 0.29 in
        7. Snow Depth 0 in
         CYXX Station History
        Almanac for November 9, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 53°F 51°F 66°F 2016
        4. Low 44°F 37°F 20°F 1936
        5. Rain/Snow Depth
        6. Precipitation 0.26 in 4.7 in -
        7. Snow 0 in 0.1 in -
        Almanac for November 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 56°F 51°F 64°F
        4. Low 47°F 37°F 21°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:09 AM 4:35 PM
        3. Civil Twilight 6:35 AM 5:09 PM
        4. Nautical Twilight 5:57 AM 5:47PM
        5. Astronomical Twilight 5:20 AM 6:24 PM
        1. Length of Visible Light 10h 34m
        2. Length of Day 9h 26m
        3. Tomorrow will be 2 minutes 58 seconds shorter
        1. Moon 8:01 AM 4:16 PM
        2. Waxing Crescent0% of the Moon is Illuminated
        Nov 17
        Waxing Half First Qtr
        Nov 24
        Full Moon
        Nov 30
        Waning Half Last Qtr
        Dec 8
        New Moon
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