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Air Stagnation Advisory

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
944 AM PDT Fri Oct 19 2018

...STAGNANT AIR CONDITIONS EXPECTED...

.A strong ridge of high pressure over the region will result in
poor mixing and light winds through early next week. Pollutants
are expected to build near the surface with a degradation of air
quality during this period.

WAC063-201700-
/O.EXA.KOTX.AS.Y.0001.000000T0000Z-181023T1700Z/
Spokane-
944 AM PDT Fri Oct 19 2018

...AIR STAGNATION ADVISORY IN EFFECT UNTIL 10 AM PDT TUESDAY...

The National Weather Service in Spokane has issued an Air
Stagnation Advisory...which is in effect until 10 AM PDT Tuesday.

* Air Quality...Moderate. A deterioration toward unhealthy levels
  will be possible over the weekend.

* Impacts...Persons with respiratory issues should follow the
  advice of their physician on how to deal with poor air
  quality. Also, outdoor burning may be limited, so please
  consult with your local burn agencies.

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 unhealthy levels. Persons with respiratory illness should
follow their physicians advice for dealing with high levels of
air pollution.

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.

&&

$$



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