* WHAT...Heavy snow expected. 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...Heavy snow expected. 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 expected. 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...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...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...For the Coastal Flood Warning, significant coastal
flooding expected. Inundation of between 2 and 2.5 feet above
ground level is possible along shorelines and low-lying coastal
areas. For the High Surf Advisory, large breaking waves of 18
to 23 feet in the surf zone.
* WHERE...Central Coast zone.
* WHEN...For the Coastal Flood Warning, from 5 AM to 2 PM PST
Thursday. For the High Surf Advisory, until 10 AM PST Friday.
* IMPACTS...Significant coastal flooding due to high tides and
storm surge is expected. This could lead to road closures. Low
lying property including homes, businesses, and some critical
infrastructure may be inundated. Shoreline erosion or damage may
occur. For the high surf advisory, large waves may wash over
beaches, jetties, and other structures unexpectedly. People can
be swept off rocks and jetties, and drown while observing high
surf.
* ADDITIONAL DETAILS...The combination of very large waves, a
large high tide occuring around 9 AM, and low pressure will
yield the potential for significant coastal flooding and may
maintain some overflow longer than normal after the peak of the
high tide.
* WHAT...For the Coastal Flood Advisory, minor coastal flooding
expected. Inundation of around 2.5 to 2.75 feet above ground
level is possible along shorelines and low-lying coastal areas.
For the High Surf Advisory, large breaking waves of 18 to 23
feet in the surf zone.
* WHERE...North Coast zone.
* WHEN...For the Coastal Flood Advisory, from 5 AM to 2 PM PST
Thursday. For the High Surf Advisory, until 10 AM PST Friday.
* IMPACTS...Significant coastal flooding due to high tides and
storm surge is expected. This could lead to road closures. Low
lying property including homes, businesses, and some critical
infrastructure may be inundated. Shoreline erosion or damage may
occur. For the high surf advisory, large waves may wash over
beaches, jetties, and other structures unexpectedly. People can
be swept off rocks and jetties, and drown while observing high
surf.
* ADDITIONAL DETAILS...The combination of very large waves, a
large high tide occuring around 9 AM, and low pressure will
yield the potential for significant coastal flooding and may
maintain some overflow longer than normal after the peak of the
high tide.
* WHAT...For the Coastal Flood Advisory, minor coastal flooding
expected. Inundation of around 2.5 to 2.75 feet above ground
level is possible along shorelines and low-lying coastal areas.
For the High Surf Advisory, large breaking waves of 18 to 23
feet in the surf zone.
* WHERE...North Coast zone.
* WHEN...For the Coastal Flood Advisory, from 5 AM to 2 PM PST
Thursday. For the High Surf Advisory, until 10 AM PST Friday.
* IMPACTS...Significant coastal flooding due to high tides and
storm surge is expected. This could lead to road closures. Low
lying property including homes, businesses, and some critical
infrastructure may be inundated. Shoreline erosion or damage may
occur. For the high surf advisory, large waves may wash over
beaches, jetties, and other structures unexpectedly. People can
be swept off rocks and jetties, and drown while observing high
surf.
* ADDITIONAL DETAILS...The combination of very large waves, a
large high tide occuring around 9 AM, and low pressure will
yield the potential for significant coastal flooding and may
maintain some overflow longer than normal after the peak of the
high tide.
* WHAT...Minor coastal flooding expected. Inundation of 2 to 2.25
feet above ground level is possible along shorelines and low-
lying coastal areas.
* WHERE...Eastern Strait of Juan de Fuca and Western Strait of
Juan De Fuca zones.
* WHEN...From 5 AM to 2 PM PST Thursday.
* IMPACTS...Minor coastal flooding due to tidal overflow is
expected around high tide. This may lead to flooding of parking
lots, parks, and roads, with only isolated road closures
expected.
* WHAT...For the Coastal Flood Warning, significant coastal
flooding expected. Inundation of between 2 and 2.5 feet above
ground level is possible along shorelines and low-lying coastal
areas. For the High Surf Advisory, large breaking waves of 18
to 23 feet in the surf zone.
* WHERE...Central Coast zone.
* WHEN...For the Coastal Flood Warning, from 5 AM to 2 PM PST
Thursday. For the High Surf Advisory, until 10 AM PST Friday.
* IMPACTS...Significant coastal flooding due to high tides and
storm surge is expected. This could lead to road closures. Low
lying property including homes, businesses, and some critical
infrastructure may be inundated. Shoreline erosion or damage may
occur. For the high surf advisory, large waves may wash over
beaches, jetties, and other structures unexpectedly. People can
be swept off rocks and jetties, and drown while observing high
surf.
* ADDITIONAL DETAILS...The combination of very large waves, a
large high tide occuring around 9 AM, and low pressure will
yield the potential for significant coastal flooding and may
maintain some overflow longer than normal after the peak of the
high tide.
* WHAT...South winds of 20 to 30 mph with gusts 45 to 55 mph
tonight. After 3 am Thursday, winds will become west to southwest
20 to 30 mph with gusts 55 to 65 mph. These strong winds will be
primarily across the higher terrain. Winds will gradually ease
after 9 am.
* WHERE...Willapa Hills.
* WHEN...From midnight tonight to 10 AM PST Thursday.
* 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 winds 20 to 30 mph with gusts 55 to 65 mph are
expected along the headlands and open exposed areas like the
beaches. Elsewhere, expect gusts of 45 to 55 mph.
* WHERE...In Oregon, Clatsop County Coast. In Washington, South
Washington Coast.
* WHEN...From 6 PM this evening to 8 AM PST Thursday.
* 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...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...West Slopes of the Northern and Central Oregon
Cascades, and South Washington Cascades.
* WHEN...Until 10 PM PST Thursday.
* IMPACTS...Travel could be very difficult. Gusty winds could bring
down tree branches.
* WHAT...For the Wind Advisory, southeast winds 15 to 30 mph with
gusts up to 55 mph. For the High Wind Warning, southeast winds 20
to 30 mph with gusts up to 60 mph tonight, becoming southwest
Thursday morning.
* WHERE...Admiralty Inlet Area, San Juan County, Western Skagit
County, and Western Whatcom County.
* WHEN...For the Wind Advisory, until 10 PM PST this evening. For
the High Wind Warning, from 10 PM this evening to 1 PM PST
Thursday.
* IMPACTS...Damaging winds will blow down trees and power lines.
Widespread power outages are expected. Travel will be difficult,
especially for high profile vehicles.
* ADDITIONAL DETAILS...The strongest winds through this evening will
be across the San Juan Islands and Admiralty Inlet. There may be a
brief lull in winds early tonight before south winds increase
early Thursday morning. A period of stronger southwest winds may
occur Thursday morning, particularly over San Juan Islands and
Admiralty Inlet.
* WHAT...For the Wind Advisory, southeast winds 15 to 30 mph with
gusts up to 50 mph. For the High Wind Warning, southwest winds 30
to 40 mph with gusts up to 60 mph expected.
* WHERE...North Coast.
* WHEN...For the Wind Advisory, until 4 PM PST this afternoon. For
the High Wind Warning, from 10 PM this evening to 1 PM PST
Thursday.
* 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...Southwest winds 25 to 35 mph with gusts up to 60 mph
expected.
* WHERE...Central Coast.
* WHEN...From 10 PM this evening to 1 PM PST Thursday.
* 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...Southwest winds 15 to 25 mph with gusts up to 50 mph
expected.
* 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...From 11 PM this evening to 10 AM PST Thursday.
* IMPACTS...Gusty winds could blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* ADDITIONAL DETAILS...A brief period of gusty southwest winds are
expected Thursday morning. There will likely be a range of peak
wind gusts between 30 to 50 MPH. Localized gusts up to 55 MPH are
possible.
* WHAT...For the Wind Advisory, southeast winds 15 to 30 mph with
gusts up to 55 mph. For the High Wind Warning, southeast winds 20
to 30 mph with gusts up to 60 mph tonight, becoming southwest
Thursday morning.
* WHERE...Admiralty Inlet Area, San Juan County, Western Skagit
County, and Western Whatcom County.
* WHEN...For the Wind Advisory, until 10 PM PST this evening. For
the High Wind Warning, from 10 PM this evening to 1 PM PST
Thursday.
* IMPACTS...Damaging winds will blow down trees and power lines.
Widespread power outages are expected. Travel will be difficult,
especially for high profile vehicles.
* ADDITIONAL DETAILS...The strongest winds through this evening will
be across the San Juan Islands and Admiralty Inlet. There may be a
brief lull in winds early tonight before south winds increase
early Thursday morning. A period of stronger southwest winds may
occur Thursday morning, particularly over San Juan Islands and
Admiralty Inlet.
* WHAT...For the Wind Advisory, southeast winds 15 to 30 mph with
gusts up to 50 mph. For the High Wind Warning, southwest winds 30
to 40 mph with gusts up to 60 mph expected.
* WHERE...North Coast.
* WHEN...For the Wind Advisory, until 4 PM PST this afternoon. For
the High Wind Warning, from 10 PM this evening to 1 PM PST
Thursday.
* 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 above 3500 feet. Snow accumulations between 8
and 18 inches. Winds gusting as high as 40 mph with blowing snow.
* WHERE...Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 10 PM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Heavy snowfall and very low
visibility will create extremely dangerous driving conditions.
* ADDITIONAL DETAILS...Snow accumulations between 5 and 10 inches
around Cascade pass level.
