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      Elev 139 ft, 47.446 °N 122.276 °W

      SeaTac, WA

      McVan Station61°
      Updated: 2:25 PM PDT on October 20, 2026 (GMT -7)
      9 minutes ago
      61°
      46°
      61
      Feels Like 61
      Sunny
      N
      9
      Similar temperature is expected today
      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
        Today
        Wed 10/21
        High 61°f
         1% Precip. / 0 in
        Abundant sunshine. High 61F. Winds N at 5 to 10 mph.
        Tonight
        Wed 10/21
        Low 42°f
         20% Precip. / 0 in
        Clear to partly cloudy. Low 42F. Winds NNE at 5 to 10 mph.
        Tomorrow
        Thu 10/22
        High 65°f44°f
         20% Precip. / 0 in
        Partly cloudy. High around 65F. Winds light and variable.
        Hourly Forecast
        Now
        60°
        3PM
        61°
        4PM
        61°
        5PM
        60°
        6PM
        56°
        6:11PM
        Sunset
        7PM
        54°
        8PM
        53°
        9PM
        52°
        10PM
        51°
        11PM
        50°
        12AM
        49°
        1AM
        48°
        2AM
        46°
        3AM
        46°
        4AM
        45°
        5AM
        44°
        6AM
        44°
        7AM
        44°
        7:36AM
        Sunrise
        8AM
        43°
        9AM
        46°
        10AM
        49°
        11AM
        52°
        12PM
        56°
        1PM
        58°
        2PM
        61°
        Precipitation
        20%
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        56
        Moderate
        UV Index
        2
        Low
        Additional Conditions
        1. Pressure 30.04 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point45°F
        5. Humidity 57%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSEA Station History
        Almanac for October 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 61°F 59°F 69°F 1987
        4. Low 46°F 46°F 29°F 1949
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.8 in -
        7. Snow 0 in 0 in -
        Almanac for October 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 65°F 59°F 72°F
        4. Low 42°F 46°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:35 AM 6:11 PM
        3. Civil Twilight 7:04 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 38m
        2. Length of Day 10h 36m
        3. Tomorrow will be 3 minutes 15 seconds shorter
        1. Moon 3:58 PM 1:06 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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