* WHAT...For the Wind Advisory, southeast winds 20 to 35 mph with
gusts up to 50 mph expected. For the High Wind Warning, south
winds 30 to 40 mph with gusts up to 60 mph late tonight becoming
west Thursday morning.
* 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...For the High Surf Advisory, large waves and hazardous
surf conditions. Breakers 25 to 30 feet. For the Coastal Flood
Advisory, tidal overflow flooding expected.
* WHERE...South Washington Coast.
* WHEN...For the High Surf Advisory, from 4 PM this afternoon to
4 PM PST Friday. For the Coastal Flood Advisory, from 6 AM to
noon PST Thursday.
* IMPACTS...Minor flooding, up to two feet above ground level,
during high tides is expected in the low lying areas near bays,
sloughs, and the lower reaches of the coastal rivers.
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.
* ADDITIONAL DETAILS...Toke Point is forecast to reach 12 feet at
9 am on Thursday.
* WHAT...For the High Surf Advisory, large waves and hazardous
surf conditions. Breakers 25 to 30 feet. For the Coastal Flood
Advisory, tidal overflow flooding expected.
* WHERE...South Washington Coast.
* WHEN...For the High Surf Advisory, from 4 PM this afternoon to
4 PM PST Friday. For the Coastal Flood Advisory, from 6 AM to
noon PST Thursday.
* IMPACTS...Minor flooding, up to two feet above ground level,
during high tides is expected in the low lying areas near bays,
sloughs, and the lower reaches of the coastal rivers.
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.
* ADDITIONAL DETAILS...Toke Point is forecast to reach 12 feet at
9 am on Thursday.
* WHAT...Large waves and hazardous surf conditions. Breakers 25
to 30 feet.
* WHERE...North and Central Coast of Oregon.
* WHEN...From 4 PM this afternoon to 4 PM PST Friday.
* 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.
* WHAT...Snow expected. From 4500 feet to 5000 feet, total snow
accumulation 3 to 8 inches. Above 5000 feet, total snow
accumulations of 10 to 18 inches. Winds gusting 25 to 45 mph
tonight into Thursday.
* WHERE...West Slopes of the Northern and Central Oregon
Cascades, and South Washington Cascades.
* WHEN...From 1 PM this afternoon to 10 PM PST Thursday.
* IMPACTS...Travel could be very difficult.
* WHAT...Snow expected. From 4500 feet to 5000 feet, total snow
accumulation 3 to 8 inches. Above 5000 feet, total snow
accumulations of 10 to 18 inches. Winds gusting 25 to 45 mph
tonight into Thursday.
* WHERE...West Slopes of the Northern and Central Oregon
Cascades, and South Washington Cascades.
* WHEN...From 1 PM this afternoon to 10 PM PST Thursday.
* IMPACTS...Travel could be very difficult.
* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected
for the base of the northern Blue Mountains of Oregon and
Washington.
* WHERE...In Oregon, Foothills of the Northern Blue Mountains of
Oregon. In Washington, Foothills of the Blue Mountains of
Washington.
* WHEN...From 10 PM this evening to 10 AM PST Thursday.
* 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 dense fog.
* WHERE...Yakima Valley.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
* WHAT...South winds 20 to 30 mph with gusts up to 50 mph expected
for the base of the northern Blue Mountains of Oregon and
Washington.
* WHERE...In Oregon, Foothills of the Northern Blue Mountains of
Oregon. In Washington, Foothills of the Blue Mountains of
Washington.
* WHEN...From 10 PM this evening to 10 AM PST Thursday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...South winds 15 to 25 mph with gusts up to 50 mph expected.
* WHERE...Foothills of the Southern Blue Mountains of Oregon.
* WHEN...From 10 PM this evening to 10 AM PST Thursday.
* IMPACTS...Gusty winds will 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 45 mph
expected for Ladd and Pyles Canyons.
* WHERE...Grande Ronde Valley.
* WHEN...From 10 PM this evening to 10 AM PST Thursday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...South winds 10 to 20 mph with gusts up to 45 mph expected.
* WHERE...Central Oregon and North Central Oregon.
* WHEN...From 10 PM this evening to 10 AM PST Thursday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* WHAT...Heavy snow expected for elevations above 3000 feet. Total
snow accumulations between 6 and 18 inches.
* WHERE...Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 1 PM this afternoon to 10 PM PST Thursday.
* IMPACTS...Heavy snowfall and very low visibility will create
extremely dangerous driving conditions.
* WHAT...Wet snow expected above 4000 feet. Total snow accumulations
up to 8 to 10 inches. Winds gusting as high as 45 mph.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...From 10 PM this evening to 4 PM PST Thursday.
* IMPACTS...Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions. Gusty winds
could bring down tree branches.
* WHAT...Heavy snow expected for elevations above 3000 feet. Total
snow accumulations up to 6 to 12 inches.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 4 PM this afternoon to 10 AM PST Thursday.
* IMPACTS...Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions.
* WHAT...Snow expected for elevations above 4000 feet. Total snow
accumulations of 4 to 8 inches. Winds gusting as high as 50 mph.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...From 1 PM this afternoon to 10 PM PST Thursday.
* IMPACTS...Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions. Gusty winds
could bring down tree branches.
* WHAT...Wet snow expected above 4000 feet. Total snow accumulations
up to 8 to 10 inches. Winds gusting as high as 45 mph.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...From 10 PM this evening to 4 PM PST Thursday.
* IMPACTS...Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions. Gusty winds
could bring down tree branches.
* WHAT...Heavy snow possible. Total snow accumulations 1 to 5 inches
except between 12 and 18 inches over the mountains possible.
Lowest snow amounts in the valleys near Baker City and Richland.
* WHERE...In Idaho, Upper Weiser River. In Oregon, Baker County.
* WHEN...From this evening through Friday morning.
* 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 Thursday
morning and evening commutes.
* 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 10 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.
* ADDITIONAL DETAILS...Expect two bursts of strong winds. First,
ahead of the cold front as it moves ashore around 2 am Thursday.
Then, winds ease a bit, then another burst of strong west to
southwest winds from 4 to 8 am as low pressure north of the region
moves inland.