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Oregon, Central Douglas County

Air Stagnation Advisory

Statement as of 3:16 AM PST on January 28, 2015

Expires 4:00 PM EST on January 31, 2015


... Air stagnation advisory remains in effect until 1 PM PST
Saturday...

An air stagnation advisory remains in effect until 1 PM PST
Saturday.

* Synopsis: high pressure will continue over the region through at
least Saturday morning continuing low level inversions and
generally stagnant air. The high will weaken slightly today
resulting in some improvement in vertical mixing... but not
enough to completely mix out the stagnant air in the valleys.
The inversion is expected to strengthen again tonight into the
weekend before dissipating early next week.

* Locations include: Grants Pass... Cave Junction... Medford...
Ashland... drain... Elkton... Roseburg... Sutherlin... green...
Myrtle Creek... Canyonville.

* Impacts: air quality will deteriorate if significant
pollution particulates accumulate. These particulates could
make breathing more difficult for those with respiratory
ailments.

* View the hazard area in detail at http://go.USA.Gov/zyv5

Precautionary/preparedness actions...

An air stagnation advisory indicates that... due to limited
movement of an air mass across the advisory area... pollution
could increase to levels that affect health.

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





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