Non-Precipitation Warnings / Watches / Advisories
Issued by NWS Medford, OR

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000
WWUS76 KMFR 111800
NPWMFR

URGENT - WEATHER MESSAGE
National Weather Service Medford OR
1000 AM PST Mon Dec 11 2017



ORZ023-120600-
/O.EXP.KMFR.FG.Y.0014.000000T0000Z-171211T1800Z/
/O.CON.KMFR.AS.Y.0005.000000T0000Z-171214T2200Z/
Central Douglas County-
Including the cities of Drain, Elkton, Roseburg, Sutherlin,
Green, Myrtle Creek, and Canyonville
1000 AM PST Mon Dec 11 2017

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST
THURSDAY...
...DENSE FOG ADVISORY WILL EXPIRE AT 10 AM PST THIS MORNING...

* Impacts...Patchy fog will continue this morning with reduced
  visibility at times.

* Air stagnation locations include: All inland valleys.

* Impacts: Limited ventilation will result in degraded air
  quality, which may pose a risk to those working outside and to
  those with sensitive health issues.

* View the hazard area in detail at
  https://www.wrh.noaa.gov/mfr/HAZARD

Precautionary/preparedness actions...

* If driving, slow down and leave plenty of distance ahead of
  you.

* Use low beams. High beams reflect back thick fog, making
  visibility worse for you and other drivers.

&&

Precautionary/preparedness actions...

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

&&

$$

ORZ024-026-120600-
/O.EXT.KMFR.ZF.Y.0005.000000T0000Z-171211T2000Z/
/O.CON.KMFR.AS.Y.0005.000000T0000Z-171214T2200Z/
Eastern Curry County and Josephine County-Jackson County-
Including the cities of Grants Pass, Cave Junction, Medford,
and Ashland
1000 AM PST Mon Dec 11 2017

...FREEZING FOG ADVISORY NOW IN EFFECT UNTIL NOON PST TODAY...
...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST
THURSDAY...

* Freezing fog locations include...Portions of the Rogue and
  Illinois Valleys, including Medford, Grants Pass and Cave
  Junction.

* Impacts...Poor visibility, less than one quarter of a mile at
  times, will make travel difficult. In addition, frost may
  develop on area roads, making them very slippery. Please use
  extra caution if driving.

* Air stagnation locations include: All inland valleys.

* Impacts: Limited ventilation will result in degraded air
  quality, which may pose a risk to those working outside and to
  those with sensitive health issues.

* View the hazard area in detail at
  https://www.wrh.noaa.gov/mfr/HAZARD

Precautionary/preparedness actions...

A Freezing Fog Advisory means visibilities will frequently be
reduced to less than one quarter mile. Also, be alert for frost
on bridge decks causing slippery roads.

* Slow down and give 3 times as much space as normal between
  vehicles.

* Shaded areas may be more slippery than unshaded areas.

* Use low beams. High beams reflect back fog making visibility
  worse for you and other drivers.

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

&&

$$

ORZ029>031-120600-
/O.CON.KMFR.AS.Y.0005.000000T0000Z-171214T2200Z/
Klamath Basin-
Northern and Eastern Klamath County and Western Lake County-
Central and Eastern Lake County-
Including the cities of Altamont, Klamath Falls, Beatty, Bly,
Crescent, Gilchrist, Sprague River, Adel, and Lakeview
1000 AM PST Mon Dec 11 2017

...AIR STAGNATION ADVISORY REMAINS IN EFFECT UNTIL 2 PM PST
THURSDAY...

* Air stagnation locations include: All inland valleys.

* Impacts: Limited ventilation will result in degraded air
  quality, which may pose a risk to those working outside and to
  those with sensitive health issues.

* View the hazard area in detail at
  https://www.wrh.noaa.gov/mfr/HAZARD

Precautionary/preparedness actions...

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

&&

$$

Petrucelli



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