* WHAT...Heavy snow at or above elevations greater than 3500 ft.
Additional snow accumulations between 6 and 18 inches. Winds
gusting as high as 55 mph later this morning into the afternoon.
* WHERE...West Slopes North Cascades and Passes, West Slopes North
Central Cascades and Passes, and West Slopes South Central
Cascades and Passes.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Travel could be very difficult to impossible. Strong
winds could cause extensive damage to trees and power lines.
* ADDITIONAL DETAILS...Snoqualmie Pass at 3000 feet will get another
4 to 8 inches of snow this morning before the precipitation
changes over to rain.
* WHAT...Heavy snow at or above elevations greater than 4000 ft.
Additional snow accumulations between 4 and 8 inches. Winds
gusting as high as 65 mph.
* WHERE...Olympics.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Travel could be very difficult to impossible. Very
strong winds could cause extensive damage to trees and power lines.
* WHAT...Heavy snow. Additional snow accumulations between 6 and 18
inches. Winds gusting as high as 50 mph.
* WHERE...Stevens Pass, Stehekin, and Holden Village.
* WHEN...Until 10 PM PST this evening.
* 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...Snow. Additional snow accumulations of 2 to 6 inches.
* WHERE...Orin-Rice Road, Northport, Metaline, Tiger,
Springdale-Hunters Road, Ione, Metaline Falls, Deer Park,
Fruitland, Flowery Trail Road, Newport, Colville, Chewelah, and
Kettle Falls.
* WHEN...Until 1 PM PST this afternoon.
* IMPACTS...Travel could be very difficult.
* ADDITIONAL DETAILS...Lowest confidence in snow amounts is along
the Columbia and Pend Oreille Rivers where warmer temperatures
could limit accumulations.
* WHAT...Heavy snow. Additional snow accumulations between 2 and 7
inches.
* WHERE...Leavenworth and Plain.
* WHEN...Until 1 PM PST this afternoon.
* 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. Additional snow accumulations between 2 and 8
inches.
* WHERE...Winthrop, Conconully, Twisp, Methow, Mazama, and Loup Loup
Pass.
* WHEN...Until 1 PM PST this afternoon.
* 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. Additional snow accumulations between 2 and 6
inches.
* WHERE...Boulder Creek Road, Wauconda, Republic, Chesaw Road,
Inchelium, Sherman Pass, and Highway 20 Wauconda Summit.
* WHEN...Until 1 PM PST this afternoon.
* 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. Additional snow accumulations of 1 to 3 inches.
* WHERE...Brewster, Okanogan, Omak, Nespelem, Badger Mountain Road,
Waterville, Tonasket, Disautel Pass, Bridgeport, Mansfield, and
Oroville.
* WHEN...Until 7 AM PST this morning.
* IMPACTS...Travel could be very difficult. Snowfall rates of one
inch per hour are expected at times into early Thursday morning.
* WHAT...Heavy snow. Additional snow accumulations up to two inches.
* WHERE...Entiat, Number 2 Canyon, Number 1 Canyon, Wenatchee,
Cashmere, Pangborn Airport, and Chelan.
* WHEN...Until 7 AM PST this morning.
* IMPACTS...Travel could be very difficult. Snowfall rates of one
inch per hour are expected at times into early Thursday morning.
* WHAT...Dangerously large breaking waves of 30 to 35 feet.
* WHERE...South Central Oregon Coast and Curry County Coast.
* WHEN...Until 4 PM PST Saturday.
* IMPACTS...Extremely large breaking waves will create very
hazardous conditions along beaches and area shorelines. Waves
will inundate beaches and surge into normally dry areas.
Infrastructure damage and significant beach erosion can be
expected.
* ADDITIONAL DETAILS...Conditions are expected to be especially
dangerous just after frontal passages and near the time of
high tide both Thursday morning and Friday morning.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Snow expected above 4000 feet. From 4000 feet to 5000 feet,
total snow accumulation up to 4 to 10 inches, with lower amounts
closer to 4000 feet. Above 5000 feet, total snow accumulations of
12 to 24 inches. Winds gusting as high as 45 mph today.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until noon PST Friday.
* IMPACTS...Travel could difficult at times. Strong winds could
cause damage to trees and power lines.
* WHAT...Snow expected above 4000 feet. From 4000 feet to 5000 feet,
total snow accumulation up to 4 to 10 inches, with lower amounts
closer to 4000 feet. Above 5000 feet, total snow accumulations of
12 to 24 inches. Winds gusting as high as 45 mph today.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until noon PST Friday.
* IMPACTS...Travel could difficult at times. Strong winds could
cause damage to trees and power lines.
* WHAT...Light snow, with an an additional 1 to 2 inches possible
through 6 am. West to southwest winds will increase after 7 am,
with gusts 25 to 35 mph through rest of this morning. As such,
temperatures will be rising into the upper 30s and lower 40s.
* WHERE...Upper Hood River Valley.
* WHEN...Until 7 AM PST this morning.
* IMPACTS...Roads, and especially bridges and overpasses may still
be slick and hazardous. Gust winds could break tree branches this
morning.
* WHAT...South to southwest winds 20 to 30 mph with gusts 50 to 65
mph early this morning, will becoming southwest to west after 5
am. Strongest winds will be between 4 am and 9 am today, and
primarily above 1000 feet. Gusts up to 45 mph are possible in the
more exposed low valleys.
* WHERE...Willapa Hills.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Damaging winds may blow down trees and power lines. Some
power outages are expected. Travel will be difficult, especially
for high profile vehicles.
* WHAT...South to southwest winds 25 to 35 mph with gusts 55 to 65
mph, with the strongest winds along the headlands and open exposed
areas. Winds will turn more southwest to west after 5 am.
* WHERE...In Oregon, Clatsop County Coast. In Washington, South
Washington Coast.
* WHEN...Until 8 AM PST this morning.
* IMPACTS...Damaging winds may blow down trees and power lines. Some
power outages are expected. Travel will be difficult, especially
for high profile vehicles.
* WHAT...South to southwest winds 20 to 25 mph with gusts 35 to 50
mph.
* WHERE...Central and Southern Willamette Valley, Tualatin Valley,
Portland West Hills and Chehalem Mountain, Inner Portland Metro,
North Clark County Lowlands, and Inner Vancouver Metro.
* WHEN...Until 6 AM PST early this morning.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...South to southwest winds 20 to 30 mph with gusts 50 to 65
mph early this morning, will becoming southwest to west after 5
am. Strongest winds will be between 4 am and 9 am today, and
primarily above 1000 feet. Gusts up to 45 mph are possible in the
more exposed low valleys.
* WHERE...North Oregon Coast Range.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Damaging winds may blow down trees and power lines. Some
power outages are expected. Travel will be difficult, especially
for high profile vehicles.
* WHAT...South to southwest winds 25 to 35 mph with gusts 55 to 65
mph, with the strongest winds along the headlands and open exposed
areas. Winds will turn more southwest to west after 5 am.
* WHERE...In Oregon, Clatsop County Coast. In Washington, South
Washington Coast.
* WHEN...Until 8 AM PST this morning.
* IMPACTS...Damaging winds may blow down trees and power lines. Some
power outages are expected. Travel will be difficult, especially
for high profile vehicles.
* WHAT...South to southwest winds 25 to 35 mph with gusts 55 to 65
mph, with strongest winds along the headlands and open exposed
areas. Winds will turn more southwest to west after 5 am.
* WHERE...Tillamook County Coast and Central Coast of Oregon.
* WHEN...Until 8 AM PST this morning.
* IMPACTS...Damaging winds may blow down trees and power lines. Some
power outages are expected. Travel will be difficult, especially
for high profile vehicles.
* WHAT...South to southwest winds 20 to 25 mph with gusts 35 to 50
mph.
* WHERE...Central and Southern Willamette Valley, Tualatin Valley,
Portland West Hills and Chehalem Mountain, Inner Portland Metro,
North Clark County Lowlands, and Inner Vancouver Metro.
* WHEN...Until 6 AM PST early this morning.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.