Klamath Basin Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Air Stagnation Advisory
Issued: 1:02 PM PST Nov. 17, 2018 – National Weather Service

... Air stagnation advisory remains in effect until 4 am PST

* air quality... poor mixing and light winds will keep stagnant
conditions in place through at least Monday night. A brief
period of improvement is being observed today before poor mixing
returns tonight. Pollutants may be trapped near ground level,
resulting in reduced air quality at times. The Oregon department
of environmental quality has issued an air pollution advisory
which is in effect until further notice for Douglas, Jackson,
Klamath and lake counties. Increasing winds Tuesday should
result in improved conditions.

* Locations include... valleys in Jackson, Douglas, Klamath and
lake counties.

* Impacts... pollutants in smoke may aggravate heart and lung
disease and aggravate other serious health problems. Limit
outdoor activities when air quality is reduced. Diminished air
quality can create respiratory problems, especially for
sensitive groups. Please follow medical advice if you have a
heart or lung condition.

* For additional information on the air quality alert... please
visit the web site at http://www.Oregon.Gov/deq

* check the latest air quality information at

* view the hazard area in detail at

Precautionary/preparedness actions...

An air stagnation advisory indicates that due to limited movement
of an airmass across the advisory area, pollution will increase.

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