Arlington, WA (98223)

12:18 AM PST on December 12, 2017 (GMT -0800)
Crown Ridge | | Change Station
Active Advisory: Air Stagnation Advisory

Elev 404 ft 48.17 °N, 122.12 °W | Updated 33 seconds ago

Clear
Clear
31.6 °F
Feels Like 32 °F
N
0.0
Wind Variable Wind from SSE

Today
High -- | Low -- °F
--% Chance of Precip.
Yesterday
High -- | Low -- °F
Precip. -- in
Pressure 30.47 in
Visibility 10.0 miles
Clouds Clear
Windchill 32 °F
Dew Point 31 °F
Humidity 99%
Rainfall 0.06 in
Snow Depth Not available.
7:50 AM 4:14 PM
Waning Crescent, 30% visible
METAR KAWO 120756Z AUTO 00000KT 10SM CLR M03/M03 A3045 RMK AO2 SLP316 T10281033 400941056 FZRANO
Pressure 30.47 in
Visibility 10.0 miles
Clouds Clear
Windchill 32 °F
Dew Point 31 °F
Humidity 99%
Rainfall 0.06 in
Snow Depth Not available.
7:50 AM 4:14 PM
Waning Crescent, 30% visible
METAR KAWO 120756Z AUTO 00000KT 10SM CLR M03/M03 A3045 RMK AO2 SLP316 T10281033 400941056 FZRANO

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10-Day Weather Forecast

Almanac

Astronomy

Dec. 12, 2017 Rise Set
Actual Time
Civil Twilight
Nautical Twilight
Astronomical Twilight
Moon
Length of Visible Light
Length of Day
Tomorrow will be .
, % of the Moon is Illuminated

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Category 6

Welcome to Category 6. This is the collective home for Weather Underground's featured writeups by Dr. Jeff Masters (right), Bob Henson (left), Chris Burt, and other regular contributors.

Nearby

Air Quality

  Air Quality AQ Index Pollutant
Not available.

Snow Depth

Station Depth Elevation

Earthquake Activity

City Distance Mag. Time & Date
Minimum magnitude displayed is 2.5.

Coastal Water Temperatures

Place Temperature

Stations

Nearby Weather Stations

Station Location Temp. Windchill Dew Point Humidity Wind Precip. Elev Updated Type
                   

Watches & Warnings

Air Stagnation Advisory
Issued: 9:38 AM PST Dec. 11, 2017 – National Weather Service

... Air stagnation advisory now in effect until 2 PM PST
Thursday...

* air quality... dry conditions, light winds and poor mixing has
lead to stagnant conditions in the interior lowlands. Stagnant
conditions will trap pollutants near the surface which will
lead to deteriorating air quality.

* Timing... through Thursday afternoon.

* Main impact... deteriorating air quality may affect people with
respiratory issues. Check with your local clean air agencies
for possible burn bans.

Nwcleanairwa.Gov www.Orcaa.Org www.Pscleanair.Org
www.Swcleanair.Org www.Ecy.WA.Gov

Precautionary/preparedness actions...

An air stagnation advisory indicates that due to limited movement
of an air mass across the advisory area... pollution will increase
to dangerous levels. Persons with respiratory illness should
follow their physicians advice for dealing with high levels of
air pollution.



Www.Weather.Gov/Seattle