155
WWUS76 KMFR 081013
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
213 AM PST Wed Jan 8 2025

ORZ023>026-091300-
/O.CON.KMFR.AS.Y.0001.000000T0000Z-250110T2000Z/
Central Douglas County-Eastern Curry County and Josephine County-
Eastern Douglas County Foothills-Jackson County-
Including the cities of Green, Canyonville, Elkton, Cave
Junction, Steamboat, Gold Hill, Roseburg, Merlin, Applegate,
Toketee Falls, Jacksonville, Winchester, Umpqua, Butte Falls,
Sutherlin, Medford, Rogue River, Glendale, Grants Pass, Shady
Cove, Drain, Myrtle Creek, and Wilderville
213 AM PST Wed Jan 8 2025

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST FRIDAY...

* WHAT...Strong valley inversions will result in weak winds, poor
  mixing and ventilation. This will result in stagnant air
  conditions that will trap pollutants near the surface.

* WHERE...Central Douglas County, Eastern Curry County and Josephine
  County, Eastern Douglas County Foothills, and Jackson County. This
  includes the cities of Roseburg, Grants Pass, Cave Junction and
  Medford.

* WHEN...Until noon PST Friday.

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

* ADDITIONAL DETAILS...Mixing and ventilation should be better at
  the south end of the Rogue Valley from around Talent to Ashland
  due to stronger SE winds.

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.

&&

$$

ORZ029>031-091300-
/O.CON.KMFR.AS.Y.0001.000000T0000Z-250110T2000Z/
Klamath Basin-Northern and Eastern Klamath County and Western
Lake County-Central and Eastern Lake County-
Including the cities of Gilchrist, Sprague River, Valley Falls,
Altamont, Midland, Paisley, Olene, Crescent, Bly, Fort Rock,
Lakeview, New Pine Creek, Beatty, Chemult, Klamath Falls, and
Adel
213 AM PST Wed Jan 8 2025

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL NOON PST FRIDAY...

* WHAT...Strong valley inversions will result in weak winds, poor
  mixing and ventilation. This will result in stagnant air
  conditions that will trap pollutants near the surface.

* WHERE...Lake County and eastern Klamath County, and Klamath Basin.
  This includes the cities of Klamath Falls and Lakeview.

* WHEN...Until noon PST Friday.

* 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.

&&

$$

AH