* WHAT...Heavy snow expected above 4000 feet. Total snow
accumulations of 8 to 16 inches. Winds gusting as high as 40 mph.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...From 1 AM Sunday to 10 AM PST Monday.
* IMPACTS...Significant snowfall with periods of heavy snowfall
rates will combine with low visibility to create very difficult
driving conditions. Gusty winds could bring down tree branches.
* WHAT...For the Winter Weather Advisory above 3500 feet, snow.
Additional snow accumulations up to one inch through 4 PM today.
Winds gusting as high as 40 mph. For the Winter Storm Warning
Above 3500 Feet, heavy snow expected. Total snow accumulations
between 7 and 15 inches. Winds gusting as high as 40 mph.
* WHERE...Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 1 AM Sunday to 4 AM PST Monday.
* IMPACTS...Significant snowfall with periods of heavy snowfall
rates will combine with low visibility to create very difficult
driving conditions.
The next weather system moves into the area Sunday and impacts the
area through Monday. Steadier snow will increase Sunday, with some
moderate to heavy snow rates Sunday afternoon and evening. Snow may
also impact morning commute.
* WHAT...Snow expected. Total snow accumulations between 7 and 13
inches.
* WHERE...Stehekin, Stevens Pass, and Holden Village.
* WHEN...From 7 AM Sunday to 10 AM PST Monday.
* IMPACTS...Travel could be very difficult. The hazardous conditions
could impact the Monday morning commute.
The next weather system moves into the area Sunday and impacts the
area through Monday. Steadier snow will increase Sunday, with some
moderate to heavy snow rates Sunday afternoon and evening. Snow may
also impact morning commute.
* WHAT...Snow expected. Total snow accumulations 5 to 9 inches.
Winds gusting as high as 40 mph. Blowing snow will occasionally
reduce visibility.
* WHERE...Anatone, Cloverland Road, Peola, and Mountain Road.
* WHEN...From 4 AM Sunday to 4 AM PST Monday.
* IMPACTS...Travel could be very difficult. Strong winds could cause
extensive damage to trees and power lines.
* WHAT...Snow expected at or above elevations of 3000 feet. Total
snow accumulations between 6 and 11 inches.
* WHERE...West Slopes North Central Cascades and Passes.
* WHEN...From 7 AM Sunday to 10 AM PST Monday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous..
* WHAT...Heavy snow expected at or above elevations of 3000 ft.
Total snow accumulations between 6 to 18 inches. Winds gusting as
high as 35 mph.
* WHERE...West Slopes South Central Cascades and Passes.
* WHEN...From 1 AM Sunday to 4 AM PST Monday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* WHAT...Large waves and hazardous surf conditions. Breakers up to
25 to 30 feet.
* WHERE...Clatsop and Tillamook Coast, and South Washington
Coast.
* WHEN...Until 10 PM PST this evening.
* IMPACTS...Destructive waves may wash over beaches, jetties,
and other structures unexpectedly. People can be swept off
rocks and jetties and drown while observing high surf. Minor
beach erosion may damage coastal properties and buildings.
Higher than normal water run-up is expected on beaches and low-
lying shoreline.
...Forecast flooding changed from Minor to Moderate severity for the
following rivers in Washington...
Skokomish River At Potlatch affecting Mason County.
.Additional rounds of rain over the Olympics this weekend will keep
the Skokomish River above flood stage.
* WHAT...Minor flooding is occurring and moderate flooding is
forecast.
* WHERE...Skokomish River at Potlatch.
* WHEN...Until further notice.
* 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 1:30 PM PST Saturday the stage was 17.4 feet.
- Flood stage is 16.5 feet.
- The river previously crested at 17.5 feet around 5 PM
Thursday. The river has been rising from 16.9 ft since Friday
evening.
- Forecast...The river is expected to rise to a crest of 17.5
feet late this afternoon.
- http://www.weather.gov/safety/flood
* WHAT...Heavy snow expected above 3500 feet. Total snow
accumulations of 10 to 13 inches at pass level, and up to 17
inches above 5000 feet. Winds gusting as high as 40 mph.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...From 1 AM Sunday to 4 AM PST Monday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Travel could be very difficult
to impossible. The hazardous conditions could impact the Monday
morning commute.
* ADDITIONAL DETAILS...Snowfall accumulation will vary based on
terrain and exposure to wind. The Cascade passes will see impacts
from snow. Snow will start off dense and wet becoming drier
through the afternoon. Along the peaks of the volcanoes, over 20
inches of snow possible. 50% chance of snow rates of 1 inch per
hour between 5 AM to 1 PM Sunday above 5000 feet.
Light to moderate snow will impact the Cascade and Idaho mountain
passes through the weekend. Snow will increase Sunday into Monday
in the mountains of North Idaho.
* WHAT...Snow. Additional snow accumulations up to 4 inches. Winds
gusting as high as 35 mph.
* WHERE...Stehekin, Stevens Pass, and Holden Village.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Plan on slippery road conditions.
* WHAT...Southwest winds 20 to 30 mph with gusts up to 55 mph.
* WHERE...In Oregon, Foothills of the Southern Blue Mountains of
Oregon and North Central Oregon. In Washington, Simcoe Highlands.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Southwest winds 20 to 30 mph with gusts up to 50 mph.
* WHERE...In Oregon, Foothills of the Southern Blue Mountains of
Oregon and North Central Oregon. In Washington, Simcoe Highlands.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Visibility one quarter mile or less in freezing fog.
* WHERE...Kittitas Valley.
* WHEN...Until noon PST today.
* IMPACTS...Low visibility could make driving conditions hazardous.
* WHAT...Southwest winds 15 to 30 mph with gusts 40 to 50 mph
expected.
* WHERE...Potlatch, Clarkston, La Crosse, Pullman, Tekoa, Colfax,
Genesee, Plummer, Rosalia, Pomeroy, Uniontown, Moscow, Oakesdale,
and Alpowa Summit.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Snow. Additional snow accumulations between 4 and 8 inches.
Winds gusting as high as 35 mph.
* WHERE...Stevens Pass, Holden Village, and Stehekin.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Periods of snow Saturday will create winter driving
conditions over Stevens Pass.
Patchy freezing fog has formed early this morning and will
persist through mid morning. Localized visibilities below one half
mile and slick spots on roadways could create hazardous driving
conditions. Motorists are urged to use caution when encountering
freezing fog this morning.
...The Flood Warning continues for the following rivers in
Washington...
Skokomish River At Potlatch affecting Mason County.
.Additional rounds of rain over the Olympics this weekend will keep
the Skokomish River above flood stage.
* WHAT...Minor flooding is occurring and minor flooding is forecast.
* WHERE...Skokomish River at Potlatch.
* WHEN...Until further notice.
* IMPACTS...At 16.5 feet, the Skokomish River will cause widespread
flooding of pasture lands, with water flowing quickly over West
Bourgault Road and Skokomish Valley Road.
* ADDITIONAL DETAILS...
- At 5:30 AM PST Saturday the stage was 17.1 feet.
- Flood stage is 16.5 feet.
- The river crested at 17.5 feet around 5 PM Thursday.
- Forecast...The river will continue to rise this morning and
crest near 17.4 feet by late morning. The river will then
steadily recede, but remain above flood stage over the next
few days.
- http://www.weather.gov/safety/flood
* WHAT...Large breaking waves of 18 to 20 feet expected in the
surf zone.
* WHERE...North Coast and Central Coast zones.
* WHEN...Until 7 PM PST this evening.
* IMPACTS...Large waves may wash over beaches, jetties, and other
structures unexpectedly. Localized beach erosion is possible.
People can be swept off rocks and jetties, and drown while
observing high surf.
* WHAT...For the Winter Weather Advisory above 3500 feet, snow.
Additional snow accumulations 3 to 5 inches. Winds gusting as high
as 40 mph. For the Winter Storm Watch Above 2500 Feet, heavy snow
possible. Total snow accumulations between 8 and 13 inches
possible. Winds could gust as high as 40 mph.
* WHERE...Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...For the Winter Weather Advisory, until 4 PM PST this
afternoon. For the Winter Storm Watch, from late tonight through
Monday morning.
* IMPACTS...Significant snowfall with periods of heavy snowfall
rates will combine with low visibility to create very difficult
driving conditions.
* WHAT...For the Winter Weather Advisory above 3500 feet, snow.
Additional snow accumulations 3 to 5 inches. Winds gusting as high
as 40 mph. For the Winter Storm Watch Above 2500 Feet, heavy snow
possible. Total snow accumulations between 8 and 13 inches
possible. Winds could gust as high as 40 mph.
* WHERE...Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...For the Winter Weather Advisory, until 4 PM PST this
afternoon. For the Winter Storm Watch, from late tonight through
Monday morning.
* IMPACTS...Significant snowfall with periods of heavy snowfall
rates will combine with low visibility to create very difficult
driving conditions.