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Air Stagnation Advisory

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
1018 AM PST Thu Dec 14 2017

...AIR STAGNATION ADVISORY CONTINUES THROUGH FRIDAY MORNING...

A frontal system arrives Friday afternoon. Until then, a strong
temperature inversion will remain over Washington and Idaho. Winds
will also be weak heightening the potential for the build up of
air pollution.

IDC009-017-021-035-049-055-057-061-069-079-WAC001-003-007-017-019-
023-025-043-047-051-063-065-075-151800-
/O.CON.KOTX.AS.Y.0003.000000T0000Z-171215T1800Z/
Benewah-Bonner-Boundary-Clearwater-Idaho-Kootenai-Latah-Lewis-
Nez Perce-Shoshone-Adams-Asotin-Chelan-Douglas-Ferry-Garfield-
Grant-Lincoln-Okanogan-Pend Oreille-Spokane-Stevens-Whitman-
1018 AM PST Thu Dec 14 2017 /1118 AM MST Thu Dec 14 2017/

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
/11 AM MST/ FRIDAY...

* Air Quality...Regional air quality sensors range from good to
  moderate. However, light winds and a strong inversion will
  increase the potential for the build up of air pollution and
  deteriorating air quality.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

An Air Stagnation Advisory indicates that due to limited movement
of an air mass across the advisory area. Pollution may increase
to unhealthy levels. Persons with respiratory illness should
follow their physicians advice for dealing with high levels of
air pollution.

&&

$$



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