* WHAT...Snow. Additional snow accumulations of 4 to 10 inches above
4000 feet. Winds gusting as high as 45 mph with blowing snow.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Travel could be difficult due
to periods of moderate to heavy snow. Gusty winds could bring down
tree branches.
* ADDITIONAL DETAILS...Steady snow overnight will turn to snow
showers Thursday morning and afternoon.
* WHAT...Heavy snow. Additional snow accumulations of 3 to 9 inches
above 3500 feet. Winds gusting as high as 40 mph with blowing snow.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 10 AM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Travel could be difficult due
to periods of moderate to heavy snow.
* WHAT...Wet snow. Additional snow accumulations of one-half inch to
two inches.
* WHERE...Kittitas Valley.
* WHEN...Until 4 AM PST Thursday.
* IMPACTS...Even light snowfall amounts can accumulate on roads and
cause dangerous driving conditions due to slippery and
snow-covered roads.
* ADDITIONAL DETAILS...Snow is expected to transition to rain by
early Thursday morning.
* WHAT...Heavy snow. Additional snow accumulations of 6 to 10 inches
above 4000 feet. Winds gusting as high as 55 mph with blowing snow.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...Until 10 PM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Periods of moderate and heavy
snow will combine with low visibilities to create difficult
driving conditions. Strong winds could cause extensive damage to
trees and power lines.
* WHAT...Snow. Additional snow accumulations of 4 to 10 inches above
4000 feet. Winds gusting as high as 45 mph with blowing snow.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Travel could be difficult due
to periods of moderate to heavy snow. Gusty winds could bring down
tree branches.
* ADDITIONAL DETAILS...Steady snow overnight will turn to snow
showers Thursday morning and afternoon.
* WHAT...Snow. Additional snow accumulations of 2 to 4 inches above
4500 feet and up to 2 inches between 4000 and 4500 feet. Winds
gusting as high as 50 mph with blowing snow.
* WHERE...Ochoco-John Day Highlands.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow. Gusty winds could bring down tree branches.
* ADDITIONAL DETAILS...Steady snow overnight will turn to snow
showers Thursday morning and afternoon.
* WHAT...Heavy snow. Total snow accumulations between 12 and 24
inches. Winds gusting as high as 45 mph.
* WHERE...Stehekin, Stevens Pass, and Holden Village.
* WHEN...Until 10 PM PST Thursday.
* IMPACTS...Travel could be very difficult leading up to and over
Stevens Pass. Heavy wet snow falling at one inch per hour or more
at times could lead to isolated tree damage and power outages.
Areas of blowing snow could significantly reduce visibility.
* ADDITIONAL DETAILS...Lighter snow amounts will be possible at
Stehekin due to marginal temperatures near or above freezing.
* WHAT...Heavy snow. Total snow accumulations between 8 and 15
inches. Winds gusting as high as 35 mph.
* WHERE...Mazama, Loup Loup Pass, Twisp, Winthrop, Methow, and
Conconully.
* WHEN...Until 1 PM PST Thursday.
* IMPACTS...Travel could be very difficult. Heavy wet snow falling
at one inch per hour or more at times could lead to isolated tree
damage and power outages.
* WHAT...Snow expected. Total snow accumulations between 2 and 6
inches in the valleys and 5 to 8 inches in the mountains.
* WHERE...Tiger, Springdale-Hunters Road, Colville, Fruitland,
Orin-Rice Road, Kettle Falls, Chewelah, Metaline Falls, Newport,
Northport, Ione, Deer Park, Flowery Trail Road, and Metaline.
* WHEN...Until 1 PM PST Thursday.
* IMPACTS...Lowest confidence in snow amounts is along the Columbia
and Pend Oreille Rivers where warmer temperatures could limit
accumulations.
* ADDITIONAL DETAILS...Lowest confidence in snow amounts is along
the Columbia and Pend Oreille Rivers where warmer temperatures
could limit accumulations.
* WHAT...Heavy snow. Total snow accumulations between 4 and 10
inches.
* WHERE...Boulder Creek Road, Sherman Pass, Republic, Wauconda,
Chesaw Road, Inchelium, and Highway 20 Wauconda Summit.
* WHEN...Until 1 PM PST Thursday.
* IMPACTS...Travel could be very difficult. Heavy wet snow falling
at one inch per hour or more at times could lead to isolated tree
damage and power outages.
* WHAT...Heavy snow. Total snow accumulations between 9 and 16
inches.
* WHERE...Leavenworth and Plain.
* WHEN...Until 1 PM PST Thursday.
* IMPACTS...Travel could be very difficult. Heavy wet snow falling
at one inch per hour or more at times could lead to isolated tree
damage and power outages.
* ADDITIONAL DETAILS...The heaviest snow is expected to fall between
10PM and 4AM Thursday.
* WHAT...Heavy snow. Total snow accumulations between 2 and 6 inches
below 2500 feet and 6 to 10 inches on higher benches above 2500
feet.
* WHERE...Omak, Tonasket, Oroville, Okanogan, Bridgeport, Brewster,
Waterville, Badger Mountain Road, Nespelem, Disautel Pass, and
Mansfield.
* WHEN...Until 7 AM PST Thursday.
* IMPACTS...Travel could be very difficult. Snowfall rates of one
inch per hour are expected at times Christmas night into early
Thursday morning.
* ADDITIONAL DETAILS...Lowest confidence in snow amounts is along
the Columbia and Okanogan Rivers where warmer temperatures could
limit accumulations.
* WHAT...Heavy snow. Snow accumulations between 4 and 8 inches.
* WHERE...Number 2 Canyon, Entiat, Cashmere, Number 1 Canyon,
Wenatchee, Chelan, and Pangborn Airport.
* WHEN...Until 7 AM PST Thursday.
* IMPACTS...Travel could be very difficult. Snowfall rates of one
inch per hour are expected at times Christmas night into early
Thursday morning.
* ADDITIONAL DETAILS...Total snow accumulations between 1 and 4
inches at lower elevations near the Columbia River.
* WHAT...Snow expected for the Highway 2 Corridor Across the Upper
Columbia Basin. Total snow accumulations between 2 and 5 inches.
Winds gusting as high as 35 mph.
* WHERE...Grand Coulee, Wilbur, Creston, and Coulee City.
* WHEN...Until 7 AM PST Thursday.
* IMPACTS...Plan on slippery road conditions.
* WHAT...Wet snow. Total snow accumulations between 2 and 5 inches.
* WHERE...Quincy and Ephrata.
* WHEN...Until 4 AM PST Thursday.
* IMPACTS...Plan on slippery road conditions.
* ADDITIONAL DETAILS...Temperatures will warm above freezing early
Thursday morning and snow will change over to rain.
* WHAT...Snow expected. Total snow accumulations between 12 to 20
inches, with up to 30 inches near Crater Lake and Mount Shasta Ski
area. Winds gusting as high as 70 mph.
* WHERE...The southern Oregon Cascades north of Highway 140
including Crater Lake National Park, highways 62, 138, and 51 at
Willamette Pass. Marble Mountains including Sawyer Bar Road near
Mount Etna, and the pass at Snowmans Hill Summit.
* WHEN...From Wednesday late afternoon through Friday morning.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact this evening and the Thursday
morning commutes. Very strong winds could cause extensive damage
to trees and power lines.
* WHAT...Snow. Total snow accumulations between 3 to 8 inches with
higher amounts of 8 to 14 inches above 5000 feet elevation. Winds
gusting as high as 35 mph in the valleys and 60 mph over the
mountains.
* WHERE...Northern and Eastern Klamath County and Western Lake
County County. This includes portions of Highway 97 north of
Chiloquin and Highway 140 between Dairy and Lakeview.
* WHEN...Until 4 AM PST Friday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the Thursday morning and evening
commutes. Strong winds could cause extensive damage to trees and
power lines.
* ADDITIONAL DETAILS...Snow levels will fluctuate between 4000 and
5000 feet. Periods of moderate snow are likely tonight and
Thursday morning and again Thursday evening through early Friday
morning.
* WHAT...Snow expected above 4500 feet. From 4500 feet to 5000 feet,
total snow accumulation up to 6 to 11 inches. Above 5000 feet,
total snow accumulations of 10 to 18 inches. Winds gusting as high
as 45 mph tonight into Thursday.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until 10 PM PST Thursday.
* IMPACTS...Travel could be very difficult. Gusty winds could bring
down tree branches.
* WHAT...Snow expected above 4500 feet. From 4500 feet to 5000 feet,
total snow accumulation up to 6 to 11 inches. Above 5000 feet,
total snow accumulations of 10 to 18 inches. Winds gusting as high
as 45 mph tonight into Thursday.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until 10 PM PST Thursday.
* IMPACTS...Travel could be very difficult. Gusty winds could bring
down tree branches.
* WHAT...Heavy wet snow. As of 730 PM PST Dec. 25th, around 6 inches
of snow has already fallen in the Parkdale area. Accumulating snow
is also occurring in Odell, with snow mixing in with rain in Hood
River. Another 2 to 6 inches of snow is possible Wednesday night
from Odell to Parkdale, heaviest in Parkdale. A dusting to one
inch of snow is possible in Hood River. Temperatures should warm
above freezing towards sunrise Thursday with snow transitioning to
rain.
* WHERE...Upper Hood River Valley.
* WHEN...Until 5 AM PST Thursday.
* IMPACTS...Plan on slippery road conditions.