* WHAT...Very cold wind chills as low as 10 to 20 degrees.
* WHERE...Western Skagit County.
* WHEN...Until noon PST Thursday.
* IMPACTS...Very cold temperatures can lead to hypothermia with
prolonged exposure and will impact vulnerable populations such as
the homeless, pets, and those without adequate access to heating.
* WHAT...Very cold wind chills as low as 15 to 20 degrees.
* WHERE...Admiralty Inlet Area.
* WHEN...Until noon PST Thursday.
* IMPACTS...Very cold temperatures can lead to hypothermia with
prolonged exposure and will impact vulnerable populations such as
the homeless, pets, and those without adequate access to heating.
* WHAT...Very cold wind chills as low as 15 below are possible,
particularly during the overnight/early morning hours.
* WHERE...West Slopes North Central Cascades and Passes and West
Slopes South Central Cascades and Passes.
* WHEN...From 4 PM this afternoon to noon PST Thursday.
* IMPACTS...The very cold wind chills could result in hypothermia if
precautions are not taken.
* WHAT...Very cold wind chills as low as 15 to 20 degrees.
* WHERE...Central Coast, Eastern Strait of Juan de Fuca, Hood Canal
Area, North Coast, Western Strait of Juan De Fuca, Lower Chehalis
Valley Area, and Southwest Interior.
* WHEN...Until noon PST Thursday.
* IMPACTS...Very cold temperatures can lead to hypothermia with
prolonged exposure and will impact vulnerable populations such as
the homeless, pets, and those without adequate access to heating.
* WHAT...Very cold temperatures 10 to 20 below in the Methow Valley
otherwise temperatures of 5 to 10 below expected.
* WHERE...Winthrop, Conconully, Methow, Mazama, Loup Loup Pass, and
Twisp.
* WHEN...Until noon PST Thursday.
* IMPACTS...The cold temperatures through Thursday can result in
hypothermia if precautions are not taken. There is also a risk of
frostbite when skin is exposed to sub-zero temperatures.
* WHAT...Very cold temperatures as low as 17 below.
* WHERE...Mansfield, Badger Mountain Road, and Waterville.
* WHEN...Until noon PST Wednesday.
* IMPACTS...Very cold temperatures can lead to hypothermia with
prolonged exposure.
* WHAT...Very cold temperatures as low as 18 below.
* WHERE...Hayden, Potlatch, Pullman, Coeur d'Alene, La Crosse,
Downtown Spokane, Plummer, Davenport, Rosalia, Worley, Airway
Heights, Uniontown, Colfax, Spokane Valley, Genesee, Moscow,
Rockford, Tekoa, Cheney, Post Falls, Oakesdale, and Fairfield.
* WHEN...Until noon PST Wednesday.
* IMPACTS...The cold temperatures Wednesday morning can result in
hypothermia if precautions are not taken. There is also a risk of
frostbite when skin is exposed to sub-zero temperatures.
* WHAT...Very cold temperatures as low as 11 below.
* WHERE...Colville, Orin-Rice Road, Springdale-Hunters Road,
Chewelah, Ione, Republic, Fruitland, Tiger, Inchelium, Chesaw
Road, Northport, Wauconda, Newport, Metaline, Kettle Falls,
Boulder Creek Road, Deer Park, Metaline Falls, Highway 20 Wauconda
Summit, Sherman Pass, and Flowery Trail Road.
* WHEN...Until noon PST Wednesday.
* IMPACTS...The cold temperatures Wednesday morning can result in
hypothermia if precautions are not taken. There is also a risk of
frostbite when skin is exposed to sub-zero temperatures.
* WHAT...Very cold temperatures as low as 20 below.
* WHERE...Blue Mountains of Oregon and Washington, Grande Ronde
Valley, Wallowa County, Ochoco-John Day Highlands, East Slopes of
the Oregon Cascades, Central Oregon, and Upper Slopes of the
Eastern Washington Cascades Crest.
* WHEN...Until 7 AM PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure.
* WHAT...Very cold temperatures as low as 20 below.
* WHERE...Blue Mountains of Oregon and Washington, Grande Ronde
Valley, Wallowa County, Ochoco-John Day Highlands, East Slopes of
the Oregon Cascades, Central Oregon, and Upper Slopes of the
Eastern Washington Cascades Crest.
* WHEN...Until 7 AM PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure.
* WHAT...Dangerously cold wind chills ("feels like") as low as zero
degrees fahrenheit expected.
* WHERE...Western and Central Columbia River Gorge, the Corbett area
and the Hood River Valley.
* WHEN...For the first Extreme Cold Warning, from 7 PM this evening
to noon PST Wednesday. For the second Extreme Cold Warning, from 7
PM Wednesday to noon PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. An extended period of freezing
temperatures could cause ruptured water pipes.
* WHAT...Cold wind chills ("feels like") as low as 10 to 20 degrees
fahrenheit expected.
* WHERE...Greater Portland/Vancouver Metro, Northern and Central
Cascades and Foothills in Oregon, Central and Southern Willamette
Valley, South Washington and North and Central Oregon Coast,
Northern and Central Coast Range Valleys and Mountains of Oregon,
Willapa Hills and Adjacent River Valleys of Pacific and Wahkiakum
Counties, Lower Columbia River and Cowlitz River Valleys, and
South Washington Cascades and Foothills.
* WHEN...For the first Cold Weather Advisory, from 7 PM this evening
to noon PST Wednesday. For the second Cold Weather Advisory, from
7 PM Wednesday to noon PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure. Wind chill values can lead
to hypothermia with prolonged exposure.
* WHAT...Cold wind chills ("feels like") as low as 10 to 20 degrees
fahrenheit expected.
* WHERE...Greater Portland/Vancouver Metro, Northern and Central
Cascades and Foothills in Oregon, Central and Southern Willamette
Valley, South Washington and North and Central Oregon Coast,
Northern and Central Coast Range Valleys and Mountains of Oregon,
Willapa Hills and Adjacent River Valleys of Pacific and Wahkiakum
Counties, Lower Columbia River and Cowlitz River Valleys, and
South Washington Cascades and Foothills.
* WHEN...For the first Cold Weather Advisory, from 7 PM this evening
to noon PST Wednesday. For the second Cold Weather Advisory, from
7 PM Wednesday to noon PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure. Wind chill values can lead
to hypothermia with prolonged exposure.
* WHAT...Dangerously cold wind chills ("feels like") as low as zero
degrees fahrenheit expected.
* WHERE...Western and Central Columbia River Gorge, the Corbett area
and the Hood River Valley.
* WHEN...For the first Extreme Cold Warning, from 7 PM this evening
to noon PST Wednesday. For the second Extreme Cold Warning, from 7
PM Wednesday to noon PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. An extended period of freezing
temperatures could cause ruptured water pipes.
* WHAT...Dangerously cold wind chills ("feels like") as low as zero
degrees fahrenheit expected.
* WHERE...Western and Central Columbia River Gorge, the Corbett area
and the Hood River Valley.
* WHEN...For the first Extreme Cold Warning, from 7 PM this evening
to noon PST Wednesday. For the second Extreme Cold Warning, from 7
PM Wednesday to noon PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. An extended period of freezing
temperatures could cause ruptured water pipes.
* WHAT...Cold wind chills ("feels like") as low as 10 to 20 degrees
fahrenheit expected.
* WHERE...Greater Portland/Vancouver Metro, Northern and Central
Cascades and Foothills in Oregon, Central and Southern Willamette
Valley, South Washington and North and Central Oregon Coast,
Northern and Central Coast Range Valleys and Mountains of Oregon,
Willapa Hills and Adjacent River Valleys of Pacific and Wahkiakum
Counties, Lower Columbia River and Cowlitz River Valleys, and
South Washington Cascades and Foothills.
* WHEN...For the first Cold Weather Advisory, from 7 PM this evening
to noon PST Wednesday. For the second Cold Weather Advisory, from
7 PM Wednesday to noon PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure. Wind chill values can lead
to hypothermia with prolonged exposure.
* WHAT...Dangerously cold wind chills ("feels like") as low as zero
degrees fahrenheit expected.
* WHERE...Western and Central Columbia River Gorge, the Corbett area
and the Hood River Valley.
* WHEN...For the first Extreme Cold Warning, from 7 PM this evening
to noon PST Wednesday. For the second Extreme Cold Warning, from 7
PM Wednesday to noon PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. An extended period of freezing
temperatures could cause ruptured water pipes.
* WHAT...Cold wind chills ("feels like") as low as 10 to 20 degrees
fahrenheit expected.
* WHERE...Greater Portland/Vancouver Metro, Northern and Central
Cascades and Foothills in Oregon, Central and Southern Willamette
Valley, South Washington and North and Central Oregon Coast,
Northern and Central Coast Range Valleys and Mountains of Oregon,
Willapa Hills and Adjacent River Valleys of Pacific and Wahkiakum
Counties, Lower Columbia River and Cowlitz River Valleys, and
South Washington Cascades and Foothills.
* WHEN...For the first Cold Weather Advisory, from 7 PM this evening
to noon PST Wednesday. For the second Cold Weather Advisory, from
7 PM Wednesday to noon PST Thursday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Very cold temperatures can lead
to hypothermia with prolonged exposure. Wind chill values can lead
to hypothermia with prolonged exposure.
* WHAT...Snow expected. Total snow accumulations between 4 and 12
inches. Winds gusting as high as 50 mph.
* WHERE...The southern Oregon Cascades and Siskiyou Mountains. This
includes areas from Lake of the Woods northward and higher
portions of the Siskiyou Mountains west of Interstate 5, including
the Mount Ashland Ski road, including portions of Highways 230, 62
and 140.
* WHEN...From 1 AM Thursday to 1 PM PST Friday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the Thursday morning and evening
commutes. Gusty winds could bring down tree branches.
* ADDITIONAL DETAILS...Heaviest snowfall accumulations are expected
near Diamond Lake and Crater Lake, especially Thursday morning and
again Thursday evening through Friday morning.