Air Stagnation Advisory issued January 27 at 11:44AM PST until January 31 at 4:00AM PST by NWS Pendleton OR
* WHAT...Poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Portions of central, north central, and northeast Oregon and central, south central, and southeast Washington. * WHEN...Until 4 AM PST Friday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Air Stagnation Advisory issued January 27 at 2:54PM MST until January 31 at 9:00AM MST by NWS Boise ID
* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that can trap pollutants. * WHERE...Portions of south central, southwest, and west central Idaho and northeast and southeast Oregon. * WHEN...Until 9 AM MST /8 AM PST/ Friday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Air Stagnation Advisory issued January 27 at 11:36AM PST until January 31 at 4:00AM PST by NWS Spokane WA
* WHAT...Stagnant air conditions will have potential to trap pollutants near the ground. * WHERE...Portions of North Idaho and Central, North Central, and Northeast Washington including Spokane, Coeur d'Alene, Kellogg, Bonners Ferry, Sandpoint, Metaline, Deer Park, Colville, Republic, Omak, Winchester, Lake Chelan, Wenatchee, Leavenworth, and Waterville. * WHEN...Until 4 AM PST Friday. * IMPACTS...Periods of air stagnation can lead to the buildup of pollutants near the surface.
Air Stagnation Advisory issued January 28 at 2:39AM PST until January 30 at 12:00PM PST by NWS Medford OR
* WHAT...For the Freeze Warnings, sub-freezing temperatures as low as 30. For the Air Stagnation Advisory, a strong inversion and stagnant air conditions near the surface will trap pollutants possibly leading to poor air quality. * WHERE...For the Air Stagnation Advisory, mainly areas inland from the immediate coast. For the Freeze Warnings, mainly the beaches from Port Orford to Reedsport, including North Bend and Coos Bay. * WHEN...For the first Freeze Warning, until 9 AM PST this morning. For the Air Stagnation Advisory, until noon PST Thursday. For the second Freeze Warning, from 2 AM to 9 AM PST Wednesday.
Air Stagnation Advisory issued January 27 at 1:02AM PST until January 30 at 12:00PM PST by NWS Medford OR
* WHAT...For the Air Stagnation Advisory, a strong inversion and stagnant air conditions near the surface will trap pollutants possibly leading to poor air quality. For the Cold Weather Advisory, very cold temperatures as low as 23 expected. For the Freeze Warnings, sub-freezing temperatures as low as 28 expected. * WHERE...South Central Oregon Coast. For the Air Stagnation Advisory, mainly areas inland from the immediate coast. For the Freeze Warnings, mainly the beaches from Port Orford to Reedsport, including North Bend and Coos Bay. For the Cold Weather Advisory, all areas. * WHEN...For the Air Stagnation Advisory, until noon PST
Air Stagnation Advisory issued January 26 at 3:26AM PST until January 27 at 4:00PM PST by NWS Pendleton OR
* WHAT...Poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Portions of central, north central, and northeast Oregon and central, south central, and southeast Washington. * WHEN...Until 4 PM PST Monday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Air Stagnation Advisory issued January 27 at 2:12AM MST until January 31 at 9:00AM MST by NWS Boise ID
* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that can trap pollutants. * WHERE...Portions of south central, southwest, and west central Idaho and northeast and southeast Oregon. * WHEN...Until 9 AM MST /8 AM PST/ Friday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Air Stagnation Advisory issued January 26 at 3:14PM PST until January 27 at 4:00PM PST by NWS Spokane WA
* WHAT...Stagnant conditions will have potential to trap pollutants near the ground with deteriorated air quality. * WHERE...Winchester, Clarkston, Craigmont, Lewiston, Kamiah, Soldiers Meadow Road, Lewiston Grade, Alpowa Summit, Peck, Lapwai, Pomeroy, Culdesac, Gifford, and Nezperce. * WHEN...Until 4 PM PST Monday. * IMPACTS...Periods of air stagnation can lead to the buildup of pollutants near the surface.
Air Stagnation Advisory issued January 25 at 9:20AM PST until January 27 at 4:00PM PST by NWS Pendleton OR
* WHAT...Poor air quality will continue. This is due to an inversion and stagnant air conditions near the surface that will continue to trap pollutants. * WHERE...Portions of central, north central, and northeast Oregon and central, south central, and southeast Washington. * WHEN...Until 4 PM PST Monday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.
Air Stagnation Advisory issued January 26 at 1:30AM MST until January 31 at 9:00AM MST by NWS Boise ID
* WHAT...An extended period of stagnant air, with light winds and little vertical mixing. This is due to an inversion near the surface that can trap pollutants. * WHERE...Portions of south central, southwest, and west central Idaho and northeast and southeast Oregon. * WHEN...From 11 AM MST /10 AM PST/ this morning to 9 AM MST /8 AM PST/ Friday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems.