Air Stagnation Advisory

URGENT - WEATHER MESSAGE
National Weather Service Spokane WA
953 AM PST Thu Dec 3 2020

IDZ001>004-026-027-WAZ034>038-041>044-051800-
/O.CON.KOTX.AS.Y.0003.000000T0000Z-201208T1800Z/
Northern Panhandle-Coeur d`Alene Area-Idaho Palouse-
Central Panhandle Mountains-Lewiston Area-
Lewis and Southern Nez Perce Counties-Moses Lake Area-
Upper Columbia Basin-Spokane Area-Northeast Mountains-
Okanogan Highlands-Wenatchee Area-East Slopes Northern Cascades-
Okanogan Valley-Waterville Plateau-
Including the cities of Sandpoint, Rathdrum, Bonners Ferry,
Priest River, Eastport, Coeur d`Alene, Post Falls, Hayden,
Worley, Moscow, Plummer, Potlatch, Genesee, Kellogg, St Maries,
Pinehurst, Osburn, Wallace, Mullan, Lewiston, Lapwai, Peck,
Culdesac, Gifford, Kamiah, Craigmont, Nezperce, Winchester,
Moses Lake, Ephrata, Othello, Quincy, Ritzville, Grand Coulee,
Odessa, Wilbur, Coulee City, Spokane, Cheney, Davenport,
Rockford, Colville, Deer Park, Chewelah, Newport, Kettle Falls,
Republic, Inchelium, Wauconda, Wenatchee, Chelan, Entiat,
Cashmere, Leavenworth, Mazama, Twisp, Winthrop, Stehekin,
Conconully, Omak, Okanogan, Brewster, Bridgeport, Oroville,
Nespelem, Waterville, and Mansfield
953 AM PST Thu Dec 3 2020

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 10 AM PST
TUESDAY...

* WHAT...An extended period of stagnant air, with light winds
  and little vertical mixing, is expected.

* WHERE...Spokane Area, Idaho Panhandle, Northeast Mountains,
  Okanogan Highlands, Wenatchee Area, East Slopes Northern
  Cascades, Okanogan Valley and Waterville Plateau.

* WHEN...Until 10 AM PST Tuesday.

* IMPACTS...Periods of air stagnation can lead to the buildup of
  pollutants near the surface. This can be harmful to those
  sensitive to air pollution including people with lung and
  heart problems, people with diabetes, children, and the
  elderly.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If possible, reduce or eliminate activities that contribute to
air pollution, such as outdoor burning, and the use of
residential wood burning devices. Reduce vehicle trips and
vehicle idling as much as possible. Check with local agencies for
possible restriction in your area.

&&

$$