A strong storm system will move through the region today into
Thursday, bringing heavy snow to the Cascades at elevations greater
than 4000 ft at times.
* WHAT...Heavy snow at or above elevations greater than 4000 ft.
Additional snow accumulations between 12 and 22 inches. Winds
gusting as high as 45 mph.
* WHERE...West Slopes North Cascades and Passes.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Travel could be very difficult including SR 20 and
Washington Pass. Gusty winds could bring down tree branches.
* WHAT...South winds 20 to 30 mph with gusts up to 45 mph.
* WHERE...Portions of northwest and west central Washington.
* WHEN...Until 8 AM PST this morning.
* IMPACTS...Gusty winds could blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Southeast winds 25 to 35 mph with gusts up to 55 mph.
* WHERE...Admiralty Inlet Area, San Juan County, Western Skagit
County, and Western Whatcom County.
* WHEN...Until 8 AM PST this morning.
* IMPACTS...Damaging winds will blow down trees and power lines.
Widespread power outages are expected. Travel will be difficult,
especially for high profile vehicles.
* WHAT...Heavy snow. Additional snow accumulations up to 12 inches
over Washington Pass. Winds gusting as high as 40 mph.
* WHERE...Western Okanogan County County.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Periods of snow through Thursday afternoon will add up
to considerable accumulations above 4000 feet. Check the
Washington Department of Transportation for the status of
Washington Pass on State Route 20 before you travel.
* WHAT...Heavy snow. Additional snow accumulations up to 8 inches.
Winds gusting as high as 45 mph.
* WHERE...Boulder Creek Road, Chesaw Road, Sherman Pass, and Highway
20 Wauconda Summit.
* WHEN...Until 4 AM PST Thursday.
* IMPACTS...Motorists should be prepared for winter driving
conditions at elevations above 4000 feet in Ferry and Okanogan
counties.
* ADDITIONAL DETAILS...Snow levels will waver between 4000 and 5000
feet with the heaviest snow occurring at high elevations including
Sherman Pass at over 5500 feet.
...The Flood Warning continues for the following rivers in
Washington...
Skokomish River At Potlatch affecting Mason County.
.Heavy rain associated with a strong system moving into western
Washington today will bring additional rainfall amounts of 2-4
inches to the Olympic Peninsula. Snow levels at or above 4000 feet
will allow for mostly rain to fall in the basin.
* WHAT...Minor flooding is occuring and moderate flooding is
forecast.
* WHERE...Skokomish River at Potlatch.
* WHEN...Until early Friday morning.
* IMPACTS...At 17.5 feet, the Skokomish River will cause moderate
flooding, with deep and quick flood waters inundating some
residential areas, many roads, and much of the farm land in the
Skokomish Valley. Inundated roads include the Skokomish Valley
road, Bourgault Road West, Purdy Cutoff Road, and Highway 106.
* ADDITIONAL DETAILS...
- At 1:45 AM PST Wednesday the stage was 16.7 feet.
- Flood stage is 16.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 1:45 AM PST Wednesday was 16.7 feet.
- Forecast...The river is expected to rise to a crest of 17.8
feet late this morning. It will then fall below flood stage
tomorrow afternoon.
- Flood History...This crest compares to a previous crest of
17.8 feet on 03/19/1997.
- http://www.weather.gov/safety/flood
* WHAT...Dangerously large breaking waves of 23 to 28 feet.
* WHERE...South Central Oregon Coast and Curry County Coast.
* WHEN...Until 10 AM PST this morning.
* 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.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of northwest Washington, including the following
county, Clallam.
* WHEN...Through this evening.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Heavy rain will continue today as a front moves through the
region. Up to 1 to 3 additional inches of rain are expected
with this system, which will allow for significant rises on
rivers, with the Bogachiel River expected to approach flood
stage. Snow levels above 4000 ft will allow for mostly rain
to fall in these basins.
- http://www.weather.gov/safety/flood
* WHAT...Tidal overflow flooding expected. Total tide near 11
feet.
* WHERE...In Oregon, Clatsop County Coast. In Washington, South
Washington Coast.
* WHEN...From 7 AM to 1 PM PST Wednesday.
* IMPACTS...Minor flooding and erosion is possible in the low
lying areas near bays, sloughs, highway 101, and the lower
reaches of the coastal rivers.
* WHAT...Tidal overflow flooding expected. Total tide near 11
feet.
* WHERE...In Oregon, Clatsop County Coast. In Washington, South
Washington Coast.
* WHEN...From 7 AM to 1 PM PST Wednesday.
* IMPACTS...Minor flooding and erosion is possible in the low
lying areas near bays, sloughs, highway 101, and the lower
reaches of the coastal rivers.
* WHAT...South winds 30 to 40 mph with gusts up to 50 mph expected.
Gusts up to 60 mph are possible over the high terrain of the
Warner Mountains and Winter Rim.
* WHERE...Portions of Lake and Modoc counties, and eastern Klamath
County, including Silver Lake, Paisley, Valley Falls, Adel, Alkali
Lake, Wagontire, portions of Highways 31, 395, and 140.
* WHEN...From 4 AM to 7 PM PST Wednesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Southeast winds 20 to 30 mph with gusts up to 45 mph
expected.
* WHERE...Portions of the southern Rogue Valley in Jackson County,
including Ashland, Phoenix, Talent, and portions of Interstate 5
south of Medford.
* WHEN...Until 4 PM PST Wednesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...South winds 35 to 45 mph with gusts up to 60 mph expected.
Winds up to 70 mph are possible over headlands and very exposed
terrain.
* WHERE...The Coos and Curry County coastlines along and south of
Cape Arago, including beaches, headlands, state parks, portions of
Highway 101, and the communities of Brookings, Gold Beach, Port
Orford, and Bandon.
* WHEN...Until 10 AM PST Wednesday.
* IMPACTS...Damaging winds will blow down trees and power lines.
Widespread power outages are expected. Travel will be difficult,
especially for high profile vehicles.
* WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected.
* WHERE...In Oregon, Foothills of the Southern Blue Mountains of
Oregon and Grande Ronde Valley. In Washington, Foothills of the
Blue Mountains of Washington.
* WHEN...Until 4 PM PST Wednesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...South winds 25 to 35 mph with gusts up to 50 mph expected.
* WHERE...In Oregon, Foothills of the Southern Blue Mountains of
Oregon and Grande Ronde Valley. In Washington, Foothills of the
Blue Mountains of Washington.
* WHEN...Until 4 PM PST Wednesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...For the High Wind Warning for the base of the northern Blue
Mountains of Oregon, south winds 30 to 40 mph with gusts up to 60
mph expected. For the Wind Advisory, south winds 25 to 35 mph with
gusts up to 50 mph expected.
* WHERE...Foothills of the Northern Blue Mountains of Oregon.
* WHEN...Until 4 PM PST Wednesday.
* IMPACTS...Damaging winds will blow down trees and power lines.
Power outages are possible. Travel will be difficult, especially
for high profile vehicles. Gusty winds will blow around unsecured
objects.
* ADDITIONAL DETAILS...The strongest winds are expected along
Interstate 84 at Cabbage Hill in the overnight period. Below
Cabbage Hill, winds will be slightly weaker, with gusts 40 to 55
mph.
* WHAT...For the High Wind Warning for the base of the northern Blue
Mountains of Oregon, south winds 30 to 40 mph with gusts up to 60
mph expected. For the Wind Advisory, south winds 25 to 35 mph with
gusts up to 50 mph expected.
* WHERE...Foothills of the Northern Blue Mountains of Oregon.
* WHEN...Until 4 PM PST Wednesday.
* IMPACTS...Damaging winds will blow down trees and power lines.
Power outages are possible. Travel will be difficult, especially
for high profile vehicles. Gusty winds will blow around unsecured
objects.
* ADDITIONAL DETAILS...The strongest winds are expected along
Interstate 84 at Cabbage Hill in the overnight period. Below
Cabbage Hill, winds will be slightly weaker, with gusts 40 to 55
mph.
* WHAT...Southeast winds 20 to 30 mph with gusts up to 50 mph.
* WHERE...Eastern Strait of Juan de Fuca and Western Strait of Juan
De Fuca.
* WHEN...Until 8 AM PST Wednesday.
* IMPACTS...Gusty winds could blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Southeast winds 25 to 35 mph with gusts up to 60 mph.
* WHERE...Admiralty Inlet Area, Central Coast, North Coast, San Juan
County, Western Skagit County, and Western Whatcom County.
* WHEN...Until 8 AM PST Wednesday.
* IMPACTS...Damaging winds will blow down trees and power lines.
Widespread power outages are expected. Travel will be difficult,
especially for high profile vehicles.
* WHAT...South winds 15 to 25 mph with gusts up to 45 mph.
* WHERE...Hood Canal Area, Bellevue and Vicinity, Bremerton and
Vicinity, East Puget Sound Lowlands, Everett and Vicinity, Lower
Chehalis Valley Area, Seattle and Vicinity, Southwest Interior,
and Tacoma Area.
* WHEN...Until 8 AM PST Wednesday.
* IMPACTS...Gusty winds could blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.