Light snow with areas of freezing fog have been observed along the
Hwy 97 corridor south of Shaniko. Visibilities as low as one
quarter mile will be possible as roadways are currently snow
covered. Areas of patchy ice may have also developed as Monday's
high temperatures reached slightly above freezing, allowing the
potential for refreezing. Motorists are urged to use caution if
traveling during the early morning hours today.
* WHERE...Admiralty Inlet Area.
* WHEN...Until 10 AM PST Wednesday.
* 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.
* ADDITIONAL DETAILS...Colder temperatures are expected Tuesday and
Wednesday morning. Very cold wind chills as low as 15 to 20
degrees.
* WHERE...Western Skagit County and East Puget Sound Lowlands.
* WHEN...Until 10 AM PST Wednesday.
* 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.
* ADDITIONAL DETAILS...Colder temperatures are expected Tuesday and
Wednesday morning. Very cold wind chills as low as 5 to 15 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 10 AM PST Wednesday.
* 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.
* ADDITIONAL DETAILS...Colder temperatures are expected Tuesday and
Wednesday morning. Very cold wind chills as low as 15 to 20
degrees.
* WHERE...Bellevue and Vicinity, Bremerton and Vicinity, Everett and
Vicinity, Seattle and Vicinity, and Tacoma Area.
* WHEN...Until 10 AM PST Wednesday.
* 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.
* ADDITIONAL DETAILS...Colder temperatures are expected Tuesday and
Wednesday morning. Very cold wind chills as low as 15 to 20
degrees.
* WHERE...San Juan County and Western Whatcom County.
* WHEN...Until 10 AM PST Wednesday.
* 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.
* ADDITIONAL DETAILS...Colder temperatures are expected Tuesday and
Wednesday morning. Very cold wind chills as low as 10 to 15
degrees, with near 0 degree wind chills possible for Whatcom
County.
Areas of dense freezing fog have formed on the Palouse and
Lewiston area this evening. Satellite data and webcams indicate
breaks in the fog, so be prepared for rapid fluctuations in
visibility over very short distances. Fog will continue to impact
US-195 near Pullman and US-95 between Moscow and Lewiston. Use
extra caution, reduce speeds, and allow extra travel time.
* WHAT...Very cold temperatures as low as 15 below expected.
* 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 15 below expected.
* 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.
* 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 10 AM PST Wednesday.
* 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.
* WHERE...Western Skagit County and East Puget Sound Lowlands.
* WHEN...Until 10 AM PST Wednesday.
* 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.
* ADDITIONAL DETAILS...The coldest locations will be Enumclaw and
along the I-90 corridor, including North Bend.
* WHERE...Bellevue and Vicinity, Bremerton and Vicinity, Everett and
Vicinity, Seattle and Vicinity, and Tacoma Area.
* WHEN...Until 10 AM PST Wednesday.
* 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.
* WHERE...San Juan County and Western Whatcom County.
* WHEN...Until 10 AM PST Wednesday.
* 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.
* ADDITIONAL DETAILS...Colder temperatures are expected Tuesday and
Wednesday morning.
* WHAT...Very cold wind chills as low as 15 below expected.
* WHERE...Blue Mountains of Oregon and Washington, Wallowa County,
Ochoco-John Day Highlands, East Slopes of the Oregon Cascades,
Central Oregon, and Upper Slopes of the Eastern Washington
Cascades Crest.
* WHEN...From 10 PM this evening to 7 AM PST Thursday.
* IMPACTS...The dangerously cold wind chills as low as 15 below zero
could cause frostbite on exposed skin in as little as 30 minutes.
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 wind chills as low as 15 below expected.
* WHERE...Grande Ronde Valley.
* WHEN...From 10 PM this evening to 7 AM PST Thursday.
* IMPACTS...The dangerously cold wind chills as low as 15 below zero
could cause frostbite on exposed skin in as little as 30 minutes.
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 wind chills as low as 15 below expected.
* WHERE...Blue Mountains of Oregon and Washington, Wallowa County,
Ochoco-John Day Highlands, East Slopes of the Oregon Cascades,
Central Oregon, and Upper Slopes of the Eastern Washington
Cascades Crest.
* WHEN...From 10 PM this evening to 7 AM PST Thursday.
* IMPACTS...The dangerously cold wind chills as low as 15 below zero
could cause frostbite on exposed skin in as little as 30 minutes.
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 10 to 19 below zero expected,
especially in the Methow Valley during night and morning hours.
* WHERE...Conconully, Winthrop, Loup Loup Pass, Mazama, Twisp, and
Methow.
* WHEN...Until noon PST Thursday.
* IMPACTS...Cold temperatures will impact those without adequate
heating. Cold temperatures could result in hypothermia or
frostbite if precautions are not taken.
* WHAT...Very cold temperatures as low as 12 below expected.
* WHERE...Metaline, Orin-Rice Road, Newport, Springdale-Hunters
Road, Fruitland, Inchelium, Sherman Pass, Wauconda, Chesaw Road,
Tiger, Ione, Metaline Falls, Northport, Colville, Flowery Trail
Road, Boulder Creek Road, Chewelah, Highway 20 Wauconda Summit,
Deer Park, Kettle Falls, and Republic.
* WHEN...From 8 PM this evening to noon PST Wednesday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures.
* ADDITIONAL DETAILS...Wind chills in the mountains as low as 15
below zero. Most lowlands will be sheltered from the winds with
readings of 5 to 10 below zero.
* WHAT...Very cold wind chills of 5 to 10 below zero expected.
* WHERE...Plummer, Colfax, Spokane Valley, Post Falls, La Crosse,
Oakesdale, Hayden, Moscow, Cheney, Pullman, Tekoa, Coeur d'Alene,
Worley, Rockford, Davenport, Uniontown, Rosalia, Fairfield, Airway
Heights, Potlatch, Downtown Spokane, and Genesee.
* WHEN...From 8 PM this evening to noon PST Wednesday.
* IMPACTS...The cold wind chills as low as 10 below zero could
result in hypothermia if precautions are not taken.
* ADDITIONAL DETAILS...Areas sheltered from winds experienced low
temperatures near 10 below zero Monday morning. Similar
temperatures are expected Tuesday and Wednesday morning in these
areas.
* WHAT...Very cold wind chills as low as 10 to 15 below.
* WHERE...Brewster, Okanogan, Omak, Mansfield, Nespelem, Waterville,
Oroville, Badger Mountain Road, Bridgeport, Tonasket, and Disautel
Pass.
* WHEN...Until noon PST Tuesday.
* IMPACTS...The cold wind chills could result in hypothermia or
frostbite if precautions are not taken.
* ADDITIONAL DETAILS...Sustained north winds of 10 to 15 mph with
gusts of 20 to 30 mph will produce bitterly cold conditions. Wind
chill values as low 5 and 15 below zero expected Tuesday morning.