Northern Panhandle

 Winter Storm Warning  Statement as of 10:47 PM PST on November 20, 2014


... Winter Storm Warning remains in effect from noon Friday to
6 PM PST Saturday above 4000 feet...

* locations... schweitzer Mountain Road... flowery trail Road.

* Snow level... snow will initially reach valley floors Friday
afternoon with minor accumulations. Snow levels will rise
Friday night to 3000 feet but may stay on valley floors near
the Canadian border.

* Snow accumulations... 8 to 15 inches above 4000 feet. Valley
snow accumulations especially near the Canadian border could
reach 1 to 3 inches by Saturday morning.

* Timing... steady snow will begin Friday afternoon and continue
through much of Saturday.

* Impacts... snow covered roads will make travel difficult or
impossible over higher elevation roadways.

* Hazard elevation... above 4000 feet.

* Web page: for a detailed view of the hazard area visit
http://www.Wrh.NOAA.Gov/wrh/whv/?Wfo=otx.

Precautionary/preparedness actions...

A Winter Storm Warning for heavy snow means significant amounts
of snow are expected or occurring. Snow accumulations will make
travel very hazardous or impossible.






 Air Stagnation Advisory  Statement as of 11:05 am PST on November 20, 2014


... Air stagnation advisory remains in effect until noon PST
Friday...

* air quality... light winds and stable conditions will increase
the potential for the build up of pollutants near the surface.

* Timing... continuing through noon Friday.

* Counties included... boundary... Bonner... Kootenai... Benewah...
Shoshone... Okanogan... Ferry... Stevens... Pend Oreille...
Chelan... Douglas... Grant... Lincoln... Adams... Spokane...
Whitman... Garfield... and Asotin counties.

* Communities included... Bonners Ferry... Sandpoint... Coeur
D'Alene... Kellogg... St Maries... Spokane... Colville... Republic
   ... Grand Coulee... Moses Lake... Wenatchee... and Waterville.

* Impacts... prolonged periods of stagnant air can hold fine
particulates close to the ground and degrade air quality.

Precautionary/preparedness actions...

An air stagnation advisory indicates that due to limited movement
of an air mass across the advisory area... pollution has the
potential to 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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