* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...Lake County and eastern Klamath County, South Central
Oregon Coast, Eastern Douglas County Foothills, and Klamath Basin.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* WHAT...Apparent (feels-like) temperatures of 20 to 25 degrees
expected west of the Cascades, and 10 to 15 degrees through the
Columbia River Gorge and Upper Hood River Valley.
* WHERE...The Lower Elevations of Southwest Washington, Greater
Portland Metro, Northern and Central Coast Range Valleys and
Mountains of Oregon, North and Central Coast of Oregon, Foothills
of the Northern and Central Oregon Cascades, Central Willamette
Valley, Lower Columbia River, Benton County Lowlands, Linn County
Lowlands, West Columbia River Gorge of Oregon above 500 ft, West
Columbia River Gorge I-84 Corridor, Upper Hood River Valley, and
Central Columbia River Gorge I-84 Corridor.
* WHEN...From 10 PM this evening to 10 AM PST Monday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure.
* ADDITIONAL DETAILS...Easterly winds through the Columbia River
Gorge will lead to dangerous wind chills within the Gorge and
Portland/Vancouver Metro Area. East winds will gusts as high as 35
to 45 mph within the Gorge, and 25 to 35 mph in the far eastern
Portland/Vancouver Metro.
* WHAT...For the Freezing Fog Advisory, visibility one quarter mile
or less in freezing fog. For the Cold Weather Advisory, apparent
(feels-like) temperatures of 20 to 25 degrees.
* WHERE...Lane County Lowlands.
* WHEN...For the Freezing Fog Advisory, until 11 AM PST this
morning. For the Cold Weather Advisory, from 10 PM this evening to
10 AM PST Monday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure. Low visibility could make
driving conditions hazardous.
* WHAT...For the Freezing Fog Advisory, visibility one quarter mile
or less in freezing fog. For the Cold Weather Advisory, apparent
(feels-like) temperatures of 20 to 25 degrees.
* WHERE...Lane County Lowlands.
* WHEN...For the Freezing Fog Advisory, until 11 AM PST this
morning. For the Cold Weather Advisory, from 10 PM this evening to
10 AM PST Monday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure. Low visibility could make
driving conditions hazardous.
* WHAT...Sneaker waves possible.
* WHERE...North and Central Coast of Oregon, and South
Washington Coast.
* WHEN...Through late Sunday night.
* IMPACTS...Waves can run up significantly farther on a beach than
normal, including over rocks and jetties. Sneaker waves can
suddenly knock people off of their feet and quickly pull them
into the frigid ocean which may lead to serious injury or
drowning.
* WHAT...For the Air Stagnation Advisory, poor air quality will
continue. This is due to an inversion and stagnant air conditions
near the surface that will continue to trap pollutants. For the
Freeze Warning, sub-freezing temperatures as low as 30 expected
along the coast with colder temperatures just inland.
* WHERE...For the air stagnation advisory this includes the Coquille
Valley. For the freeze warning, this includes the South Central
Oregon Coast.
* WHEN...For the Freeze Warning, until 8 AM PST this morning. For
the Air Stagnation Advisory, until 10 AM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Low visibility could make driving conditions
hazardous. Icy roads will require slower speeds and additional
stopping distance. Sidewalks may become icy and slippery.
* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...All area valleys.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* WHAT...For the Freezing Fog Advisory, visibility one quarter mile
or less in freezing fog. For the Air Stagnation Advisory, poor air
quality will continue. This is due to an inversion and stagnant
air conditions near the surface that will continue to trap
pollutants.
* WHERE...The valleys of Douglas, Josephine, and Jackson counties,
including Medford, Grants Pass, ROseburg, and the Interstate 5
corridor.
* WHEN...For the Freezing Fog Advisory, until 10 AM PST this
morning. For the Air Stagnation Advisory, until 10 AM PST Tuesday.
* IMPACTS...Low visibility and icy surfaces could make driving and
walking conditions hazardous. Poor air quality may cause issues
for people with respiratory problems. Low visibility could make
driving conditions hazardous. Icy roads will require slower speeds
and additional stopping distance. Sidewalks may become icy and
slippery.
* WHAT...For the Freezing Fog Advisory, visibility one quarter mile
or less in freezing fog. For the Air Stagnation Advisory, poor air
quality will continue. This is due to an inversion and stagnant
air conditions near the surface that will continue to trap
pollutants.
* WHERE...The valleys of Douglas, Josephine, and Jackson counties,
including Medford, Grants Pass, ROseburg, and the Interstate 5
corridor.
* WHEN...For the Freezing Fog Advisory, until 10 AM PST this
morning. For the Air Stagnation Advisory, until 10 AM PST Tuesday.
* IMPACTS...Low visibility and icy surfaces could make driving and
walking conditions hazardous. Poor air quality may cause issues
for people with respiratory problems. Low visibility could make
driving conditions hazardous. Icy roads will require slower speeds
and additional stopping distance. Sidewalks may become icy and
slippery.
* WHAT...For the Air Stagnation Advisory, poor air quality will
continue. This is due to an inversion and stagnant air conditions
near the surface that will continue to trap pollutants. For the
Freeze Warning, sub-freezing temperatures as low as 30 expected
along the coast with colder temperatures just inland.
* WHERE...For the air stagnation advisory this includes the Coquille
Valley. For the freeze warning, this includes the South Central
Oregon Coast.
* WHEN...For the Freeze Warning, until 8 AM PST this morning. For
the Air Stagnation Advisory, until 10 AM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Low visibility could make driving conditions
hazardous. Icy roads will require slower speeds and additional
stopping distance. Sidewalks may become icy and slippery.
* WHAT...Apparent temperatures of 20 to 25 degrees expected west of
the Cascades, and 10 to 15 degrees through the Columbia River
Gorge and Upper Hood River Valley.
* WHERE...Areas west of the Cascades including the Cascade Foothills
of Southwest WA and Northwest OR, the Willamette Valley, coast and
Coast Range of northwest OR and southwest WA, the Columbia River
Gorge, and Upper Hood River Valley.
* WHEN...From 10 PM this evening to 10 AM PST Monday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure.
* ADDITIONAL DETAILS...Easterly winds through the Columbia River
Gorge will lead to dangerous wind chills within the Gorge and
Portland/Vancouver Metro Area. East winds will gusts as high as 35
to 45 mph within the Gorge, and 25 to 35 mph in the far eastern
Portland/Vancouver Metro.
* WHAT...A high risk of sneaker waves is expected today with a
moderate risk tonight into Monday.
* WHERE...Beaches along Curry, Coos, and Douglas Counties. The
highest risks will be to west-facing beaches.
* WHEN...Through Monday afternoon.
* IMPACTS...Sneaker waves can run up significantly farther on
beaches than normal, including over rocks and jetties. These
waves can suddenly knock people off of their feet and quickly
pull them into the cold ocean waters, resulting in serious
injury or death. Waves may also lift driftwood logs, trapping
anyone caught underneath.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...For the Air Stagnation Advisory, poor air quality will
continue. This is due to an inversion and stagnant air conditions
near the surface that will continue to trap pollutants. For the
Freeze Warning, sub-freezing temperatures as low as 30 expected
along the coast with colder temperatures just inland.
* WHERE...For the air stagnation advisory this includes the Coquille
Valley. For the freeze warning, this includes the South Central
Oregon Coast.
* WHEN...For the Air Stagnation Advisory, until 10 AM PST Tuesday.
For the Freeze Warning, from 1 AM to 8 AM PST Sunday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Frost and freeze conditions could kill
crops, other sensitive vegetation and possibly damage unprotected
outdoor plumbing.
* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...The valleys of Eastern Curry, Josephine, Jackson, Douglas,
Klamath and Lake counties. This includes the cities of Medford,
Ashland, Shady Cove, Provolt, Cave Junction, Grants Pass, Agness,
Roseburg, Canyonville, Klamath Falls, Crescent, Lakeview, Silver
Lake and surrounding areas.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* WHAT...For the Air Stagnation Advisory, poor air quality will
continue. This is due to an inversion and stagnant air conditions
near the surface that will continue to trap pollutants. For the
Freeze Warning, sub-freezing temperatures as low as 30 expected
along the coast with colder temperatures just inland.
* WHERE...For the air stagnation advisory this includes the Coquille
Valley. For the freeze warning, this includes the South Central
Oregon Coast.
* WHEN...For the Air Stagnation Advisory, until 10 AM PST Tuesday.
For the Freeze Warning, from 1 AM to 8 AM PST Sunday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Frost and freeze conditions could kill
crops, other sensitive vegetation and possibly damage unprotected
outdoor plumbing.
* WHAT...Apparent temperatures of 20 to 25 degrees expected west of
the Cascades, and 10 to 15 degrees through the Columbia River
Gorge and Upper Hood River Valley.
* WHERE...The Lower Elevations of Northwest Oregon, and The Lower
Elevations of Southwest Washington.
* WHEN...From 10 PM Sunday to 10 AM PST Monday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure.
* ADDITIONAL DETAILS...Easterly winds through the Columbia River
Gorge will lead to dangerous wind chills within the Gorge and
Portland/Vancouver Metro Area. East winds will gusts as high as 35
to 45 mph within the Gorge, and 25 to 35 mph in the far eastern
Portland/Vancouver Metro.
* WHAT...Sneaker waves possible.
* WHERE...North and Central Coast of Oregon, and South
Washington Coast.
* WHEN...Through late Sunday night.
* IMPACTS...Waves can run up significantly farther on a beach than
normal, including over rocks and jetties. Sneaker waves can
suddenly knock people off of their feet and quickly pull them
into the frigid ocean which may lead to serious injury or
drowning.
* WHAT...For the Air Stagnation Advisory, poor air quality is
possible due to an inversion and stagnant air conditions near the
surface that will continue to trap pollutants.
* WHERE...The valleys of Josephine and Jackson counties, including
Medford, Ashland, Shady Cove, Provolt, Cave Junction, Grants Pass,
and Agness.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* WHAT...Poor air quality is possible due to an inversion and
stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...All southern Oregon valleys, including Roseburg, Elkton,
Canyonville, Coquille, Klamath Falls, Crescent, Chemult, Bly,
Lakeview, Adel, Silver Lake, and Christmas Valley.
* WHEN...Until 10 AM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Low visibility could make driving conditions
hazardous. Icy roads will require slower speeds and additional
stopping distance. Sidewalks may become icy and slippery.
* WHAT...A moderate risk of sneaker waves is expected.
* WHERE...Beaches along Curry, Coos, and Douglas Counties. The
highest risks will be to west-facing beaches.
* WHEN...From Saturday afternoon through Sunday afternoon.
* IMPACTS...Sneaker waves can run up significantly farther on
beaches than normal, including over rocks and jetties. These
waves can suddenly knock people off of their feet and quickly
pull them into the cold ocean waters, resulting in serious
injury or death. Waves may also lift driftwood logs, trapping
anyone caught underneath.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
