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      Elev 157 ft, 48.426 °N 122.318 °W

      Mount Vernon, WA

      18th St / Fir Station50°
      Updated: 7:12 PM PDT on October 20, 2026 (GMT -7)
      4 minutes ago
      60°
      35°
      50
      Feels Like 50
      Clear
      N
      3
      Higher temperature is expected tomorrow
      Wundermap

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       Wundermap
      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 10/21
        Low 39°f
         10% Precip. / 0 in
        Clear skies. Low 39F. Winds light and variable.
        Tomorrow
        Thu 10/22
        High 65°f
         6% Precip. / 0 in
        Mostly sunny skies. High around 65F. Winds light and variable.
        Tomorrow night
        Thu 10/22
        Low 43°f
         9% Precip. / 0 in
        A few clouds from time to time. Low 43F. Winds light and variable.
        Hourly Forecast
        Now
        50°
        8PM
        49°
        9PM
        47°
        10PM
        47°
        11PM
        46°
        12AM
        45°
        1AM
        44°
        2AM
        43°
        3AM
        42°
        4AM
        42°
        5AM
        41°
        6AM
        41°
        7AM
        40°
        7:38AM
        Sunrise
        8AM
        40°
        9AM
        45°
        10AM
        49°
        11AM
        53°
        12PM
        58°
        1PM
        61°
        2PM
        62°
        3PM
        63°
        4PM
        62°
        5PM
        60°
        6PM
        55°
        6:08PM
        Sunset
        7PM
        51°
        Precipitation
        10%
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        18
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.04 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point46°F
        5. Humidity 85%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KBVS Station History
        Almanac for October 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 60°F 58°F 66°F 2003
        4. Low 35°F 42°F 28°F 1976
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for October 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 58°F 70°F
        4. Low 39°F 42°F 29°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:37 AM 6:10 PM
        3. Civil Twilight 7:05 AM 6:42 PM
        4. Nautical Twilight 6:28 AM 7:18PM
        5. Astronomical Twilight 5:52 AM 7:54 PM
        1. Length of Visible Light 11h 37m
        2. Length of Day 10h 33m
        3. Tomorrow will be 3 minutes 23 seconds shorter
        1. Moon 4:00 PM 1:03 AM
        2. Waxing Gibbous71% of the Moon is Illuminated
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nov 8
        New Moon
        Nov 17
        Waxing Half First Qtr
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