Ontario, OR Severe Weather Alertstar_ratehome

...AIR STAGNATION ADVISORY NOW IN EFFECT UNTIL 10 AM MST /9 AM PST/
SUNDAY...

* 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 south central and southwest Idaho and
southeast Oregon.

* WHEN...Until 10 AM MST /9 AM PST/ Sunday.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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