KORSHERW28

* WHAT...An extended period of stagnant air, with light winds and
little vertical mixing. This is due to an inversion near the
surface that will continue to trap pollutants.

* WHERE...Portions of southwest and west central Idaho and northeast
and southeast Oregon.

* WHEN...Until 2 PM MST /1 PM PST/ Thursday.

* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.

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

State air quality agencies highly recommend that no outdoor burning
occur and that residential wood burning devices be limited as much
as possible. According to state air quality agencies, prolonged
periods of stagnant air can hold pollutants close to the ground
where people live and breathe. Check with your local burn agency for
any current restrictions in your area.

* WHAT...For the Air Stagnation Advisory, an extended period of
stagnant air, with light winds and little vertical mixing. This is
due to an inversion near the surface that will continue to trap
pollutants. For the Dense Fog Advisory, visibility less than one
mile in dense fog.

* WHERE...Portions of southwest and west central Idaho and southeast
Oregon.

* WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday.
For the Dense Fog Advisory, until noon MST Tuesday.

* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Low visibility could make driving conditions
hazardous.

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

State air quality agencies highly recommend that no outdoor burning
occur and that residential wood burning devices be limited as much
as possible. According to state air quality agencies, prolonged
periods of stagnant air can hold pollutants close to the ground
where people live and breathe. Check with your local burn agency for
any current restrictions in your area.

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

* WHAT...Visibility at 1 mile or less with areas of quarter mile or
less as well as areas of freezing fog.

* WHERE...Lower Columbia Basin of Oregon and Washington, Eastern
Columbia River Gorge of Oregon, Northern Blue Mountains of Oregon,
Foothills of the Northern Blue Mountains of Oregon, and Foothills
of the Blue Mountains of Washington.

* WHEN...Until noon PST Tuesday.

* IMPACTS...Low visibility and areas of freezing fog could make
driving conditions hazardous.

If driving, slow down, use your low-beam headlights, and leave
plenty of distance ahead of you.

* WHAT...For the Air Stagnation Advisory, an extended period of
stagnant air, with light winds and little vertical mixing. This is
due to an inversion near the surface that will continue to trap
pollutants. For the Dense Fog Advisory, visibility less than one
mile in dense fog.

* WHERE...Portions of southwest and west central Idaho and southeast
Oregon.

* WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday.
For the Dense Fog Advisory, until noon MST Tuesday.

* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Low visibility could make driving conditions
hazardous.

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

State air quality agencies highly recommend that no outdoor burning
occur and that residential wood burning devices be limited as much
as possible. According to state air quality agencies, prolonged
periods of stagnant air can hold pollutants close to the ground
where people live and breathe. Check with your local burn agency for
any current restrictions in your area.

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.