* WHAT...Heavy snow expected above 2500 feet. Total snow
accumulations of 10 to 20 inches. Winds gusting as high as 35 mph.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...From 10 AM Sunday to 10 PM PST Monday.
* IMPACTS...Travel will be very difficult.
* WHAT...Heavy snow possible. Total snow accumulations of 12 to 24
inches above 4000 feet and 1 to 6 inches in the valleys.
* WHERE...Stehekin, Stevens Pass, Holden Village, Mazama, Winthrop,
Conconully, Methow, Twisp, and Loup Loup Pass.
* WHEN...From 10 AM this morning to 10 PM PST Monday.
* IMPACTS...Travel could be very difficult over mountain passes.
* ADDITIONAL DETAILS...Snow will briefly transition to rain over
Stevens Pass Sunday morning before changing back to snow Sunday
afternoon. Slushy conditions are possible where rain occurs.
* WHAT...Snow expected. Total snow accumulations of 8 to 12 inches
above 2500 feet with 2 to 6 inches below 2500 feet.
* WHERE...Plain and Leavenworth.
* WHEN...From 10 AM this morning to 10 PM PST Sunday.
* IMPACTS...Travel could be difficult.
* ADDITIONAL DETAILS...For elevations below 3000 feet, snow will
fall mainly in the overnight hours, transitioning to rain during
the day as temperatures warm.
* WHAT...Snow expected. Total snow accumulations of 3 to 8 inches
above 2500 feet with 1 to 4 inches below 2500 feet.
* WHERE...Chesaw Road, Highway 20 Wauconda Summit, Republic,
Newport, Colville, Tiger, Metaline Falls, Boulder Creek Road,
Wauconda, Springdale-Hunters Road, Inchelium, Flowery Trail Road,
Fruitland, Sherman Pass, Ione, Chewelah, Orin-Rice Road, Kettle
Falls, Deer Park, Northport, and Metaline.
* WHEN...From 4 PM this afternoon to 10 AM PST Sunday.
* IMPACTS...Expect winter driving conditions.
* ADDITIONAL DETAILS...For elevations below 3000 feet, snow will
fall mainly in the overnight hours on Saturday transitioning to
rain Sunday morning as temperatures warm.
* WHAT...Visibility as low as a quarter mile in dense fog.
* WHERE...Spokane Valley, Cheney, Newport, Tiger, Metaline Falls,
Downtown Spokane, Fairfield, Ione, Davenport, Deer Park,
Northport, Metaline, Airway Heights, and Rockford.
* WHEN...Until 10 AM PST Saturday.
* IMPACTS...Low visibility could make driving conditions hazardous.
...WINTER WEATHER HIGHLIGHTS...
.An upper level trough will send a cold front through the region on
Saturday, lowering area snow levels. Moderate to heavy snowfall is
anticipated. A fast moving warm front may briefly turn snow to rain
along the Washington Cascades and the Blue Mountains on Sunday.
However, another cold front Sunday will bring a return of
significant snow, with impactful snow spreading to include the
Oregon Cascades. Snow totals will be highest along the crests and
through the Passes.
* WHAT...Heavy snow expected Above 4000 ft. Total snow accumulations
between 10 and 13 inches. Winds gusting as high as 35 mph.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...From 10 AM Saturday to 10 PM PST Monday.
* IMPACTS...Heavy snowfall rates resulting in significant
accumulation will combine with low visibility to create very
difficult driving conditions.
...WINTER WEATHER HIGHLIGHTS...
.An upper level trough will send a cold front through the region on
Saturday, lowering area snow levels. Moderate to heavy snowfall is
anticipated. A fast moving warm front may briefly turn snow to rain
along the Washington Cascades and the Blue Mountains on Sunday.
However, another cold front Sunday will bring a return of
significant snow, with impactful snow spreading to include the
Oregon Cascades. Snow totals will be highest along the crests and
through the Passes.
* WHAT...Heavy snow expected above 2500 ft. Total snow accumulations
between 10 and 20 inches.
* WHERE...Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 10 AM Saturday to 10 PM PST Monday.
* IMPACTS...Heavy snowfall and very low visibility will create
extremely dangerous driving conditions.
* WHAT...Flooding caused by excessive rainfall is possible.
* WHERE...A portion of northwest Washington, including the following
county, Mason.
* WHEN...From Saturday evening through Sunday afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Low-water crossings may be flooded.
* ADDITIONAL DETAILS...
- A storm coming in over the Olympics Saturday will bring 2 to
3 inches of rain with snow levels at times above 5000 feet.
With the Skokomish River running high at near 16 feet, this
will be enough to drive it above flood stage early Sunday
morning. River forecasts are trending higher and the river
could exceed moderate stage again.
- http://www.weather.gov/safety/flood
* WHAT...Minor coastal flooding expected. Inundation of around 2
feet above ground level is possible along shorelines and low-
lying coastal areas during the high tides on Saturday and
Sunday.
* WHERE...Eastern Strait of Juan de Fuca and Western Strait of
Juan De Fuca zones.
* WHEN...For the first Coastal Flood Advisory, from 10 AM to 5
PM PST Saturday. For the second Coastal Flood Advisory, from
10 AM to 5 PM PST Sunday.
* 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.
* ADDITIONAL DETAILS...High tide on Saturday will peak around 1 PM
PST. High tide on Sunday will peak around 2 PM PST.
* WHAT...Moderate to major coastal flooding expected. Inundation
of around 2.5 to 3 feet above ground level is possible along
shorelines and low-lying coastal areas during the high tides on
Saturday and Sunday.
* WHERE...North Coast and Central Coast zones.
* WHEN...From 9 AM to 4 PM PST both Saturday and Sunday.
* IMPACTS...Significant coastal flooding due to high tides and
storm surge is expected. This is expected to lead to numerous
road closures. Low lying property including homes, businesses,
and some critical infrastructure may be inundated. Shoreline
erosion or damage may occur.
* ADDITIONAL DETAILS...Large waves and onshore flow may exacerbate
the impacts of coastal flooding on Sunday. High tide on Saturday
will peak around 12 PM PST. High tide on Sunday will peak around
1 PM PST.
* WHAT...Minor coastal flooding expected. Inundation of around 2
feet above ground level is possible along shorelines and low-
lying coastal areas.
* WHERE...Western Whatcom County, Southwest Interior, Western
Skagit County, Everett and Vicinity, Tacoma Area, Admiralty
Inlet Area, Hood Canal Area, Seattle and Vicinity and
Bremerton and Vicinity zones.
* WHEN...From 4 AM to 10 AM PST Sunday.
* 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.
* ADDITIONAL DETAILS...High tide will peak around 630 AM PST
Sunday.
* WHAT...Minor coastal flooding expected. Inundation of around 2
feet above ground level is possible along shorelines and low-
lying coastal areas.
* WHERE...San Juan County zone.
* WHEN...From 4 AM to 10 AM PST Sunday.
* 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.
* ADDITIONAL DETAILS...High tide will peak around 730 AM PST
Sunday.
* WHAT...Minor coastal flooding expected. Inundation of around 2
feet above ground level is possible along shorelines and low-
lying coastal areas during the high tides on Saturday and
Sunday.
* WHERE...Eastern Strait of Juan de Fuca and Western Strait of
Juan De Fuca zones.
* WHEN...For the first Coastal Flood Advisory, from 10 AM to 5
PM PST Saturday. For the second Coastal Flood Advisory, from
10 AM to 5 PM PST Sunday.
* 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.
* ADDITIONAL DETAILS...High tide on Saturday will peak around 1 PM
PST. High tide on Sunday will peak around 2 PM PST.
* WHAT...Moderate to major coastal flooding expected. Inundation
of around 2.5 to 3 feet above ground level is possible along
shorelines and low-lying coastal areas during the high tides on
Saturday and Sunday.
* WHERE...North Coast and Central Coast zones.
* WHEN...From 9 AM to 4 PM PST both Saturday and Sunday.
* IMPACTS...Significant coastal flooding due to high tides and
storm surge is expected. This is expected to lead to numerous
road closures. Low lying property including homes, businesses,
and some critical infrastructure may be inundated. Shoreline
erosion or damage may occur.
* ADDITIONAL DETAILS...Large waves and onshore flow may exacerbate
the impacts of coastal flooding on Sunday. High tide on Saturday
will peak around 12 PM PST. High tide on Sunday will peak around
1 PM PST.
* WHAT...Heavy snow possible. Total snow accumulations of up to 18
inches possible. Winds could gust as high as 35 mph.
* WHERE...West Slopes of the Northern and Central Oregon Cascades,
and South Washington Cascades..
* WHEN...From Sunday morning through Monday evening.
* IMPACTS...Travel could be very difficult.
* WHAT...For the Beach Hazards Statement, Sneaker waves
possible. For the Coastal Flood Advisory, tidal overflow
flooding expected.
* WHERE...South Washington Coast.
* WHEN...For the Beach Hazards Statement, until 7 PM PST this
evening. For the Coastal Flood Advisory, from 11 AM to 2 PM
PST Saturday.
* IMPACTS...Minor flooding, up to one foot above ground level,
during high tides is expected in the low lying areas near
bays, sloughs, highway 101, and the lower reaches of the
coastal rivers.
* WHAT...For the Beach Hazards Statement, Sneaker waves
possible. For the Coastal Flood Advisory, tidal overflow
flooding expected.
* WHERE...South Washington Coast.
* WHEN...For the Beach Hazards Statement, until 7 PM PST this
evening. For the Coastal Flood Advisory, from 11 AM to 2 PM
PST Saturday.
* IMPACTS...Minor flooding, up to one foot above ground level,
during high tides is expected in the low lying areas near
bays, sloughs, highway 101, and the lower reaches of the
coastal rivers.
...WINTER WEATHER HIGHLIGHTS...
.An upper level trough will bring with it a cold front, lowering the
snow levels. Snow may briefly turn to rain due to a brief warm front
along the WA Cascades and the Blue Mountains on Sunday. Another cold
front Sunday will bring snow back to include the OR Cascades this
round. Snow totals will be highest along the crests and through the
Passes.
* WHAT...Heavy snow expected above 2500 ft. Total snow accumulations
between 10 and 20 inches.
* WHERE...Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 10 AM Saturday to 10 PM PST Monday.
* IMPACTS...Heavy snowfall and very low visibility will create
extremely dangerous driving conditions.
...WINTER WEATHER HIGHLIGHTS...
.An upper level trough will bring with it a cold front, lowering the
snow levels. Snow may briefly turn to rain due to a brief warm front
along the WA Cascades and the Blue Mountains on Sunday. Another cold
front Sunday will bring snow back to include the OR Cascades this
round. Snow totals will be highest along the crests and through the
Passes.
* WHAT...Heavy snow expected Above 4000 ft. Total snow accumulations
between 10 and 13 inches. Winds gusting as high as 35 mph.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...From 10 AM Saturday to 10 PM PST Monday.
* IMPACTS...Significant snowfall with periods of heavy snowfall
rates will combine with low visibility to create very difficult
driving conditions.
Heavy mountain snow will fall between Saturday afternoon and Monday
evening. Elevations between 1500 and 3000 feet will also see a
chance of snow during the overnight hours, transitioning to rain
during the day as temperatures warm.
* WHAT...Heavy snow possible. Total snow accumulations of 12 to 24
inches above 4000 feet and 1 to 6 inches in the valleys.
* WHERE...Mazama, Twisp, Stehekin, Conconully, Winthrop, Loup Loup
Pass, Methow, Holden Village, Washington Pass and Stevens Pass.
* WHEN...From 10 AM Saturday to 10 PM PST Monday.
* IMPACTS...Travel could be very difficult to impossible over
mountain passes.
* ADDITIONAL DETAILS...Snow may briefly transition to rain over
Stevens Pass Sunday morning before changing back to snow Sunday
afternoon. Slushy conditions are possible where rain occurs.
