* WHAT...Large waves and hazardous surf conditions. Breakers up to
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...Southwest winds 15 to 30 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...South winds 25 to 35 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...South winds 25 to 35 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 30 to 40 mph with gusts up to 55 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...Snow expected. 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 11 PM MST /10 PM PST/ this evening to 11 AM MST /10 AM
PST/ Thursday.
* 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...Snow expected. Total snow accumulations between 12 to 20
inches, with up to 30 inches near Crater Lake and Mount Shasta Ski
area. Winds gusting as high as 70 mph.
* WHERE...The southern Oregon Cascades north of Highway 140
including Crater Lake National Park, highways 62, 138, and 51 at
Willamette Pass. Marble Mountains including Sawyer Bar Road near
Mount Etna, and the pass at Snowmans Hill Summit.
* WHEN...From Wednesday late afternoon through Friday morning.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact this evening and the Thursday
morning commutes. Very strong winds could cause extensive damage
to trees and power lines.
* WHAT...Southwest winds 35 to 50 mph with gusts up to 65 mph
expected.
* WHERE...This includes the Summer Lake area and Highway 31, the
mountains across Lake County and eastern Klamath County, and Modoc
County.
* WHEN...From 10 PM this evening to 10 AM 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...South winds 40 to 55 mph with gusts up to 70 mph expected.
* WHERE...Curry County Coast and South Central Oregon Coast,
including all beaches, capes and headlands from Reedsport to
Brookings, and exposed portions of Highway 101.
* WHEN...Until 4 AM 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...South winds 25 to 35 mph with gusts up to 65 mph expected.
* WHERE...Eastern Curry County and Josephine County and Jackson
County.
* WHEN...Until 4 AM PST Thursday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* ADDITIONAL DETAILS...Winds will be strongest over the coastal
mountains in eastern Curry and Josephine Counties. Winds will be
strongest south of Medford late this evening and tonight.
* WHAT...Southwest winds 20 to 30 mph with gusts 40 to 50 mph
expected.
* WHERE...Harrington, Grand Coulee, Odessa, Wilbur, Creston, Coulee
City, and Ritzville.
* WHEN...From 6 AM to 3 PM PST Thursday.
* 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 55 mph
expected.
* WHERE...Clarkston, Pomeroy, and Alpowa Summit.
* WHEN...From 6 AM to 3 PM PST Thursday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
* ADDITIONAL DETAILS...Strongest winds will be around Pomeroy and
Alpowa Summit with low probabilities for winds in excess of 40 mph
in Clarkston.
* WHAT...Southwest winds 15 to 25 mph with gusts 40 to 50 mph
expected.
* WHERE...Spokane Valley, Rockford, Uniontown, La Crosse, Potlatch,
Coeur d'Alene, Rosalia, Tekoa, Fairfield, Airway Heights, Plummer,
Genesee, Davenport, Mullan, Hayden, Fourth Of July Pass, Lookout
Pass, Post Falls, Downtown Spokane, Fernwood, Osburn, Worley, St.
Maries, Colfax, Oakesdale, Kellogg, Cheney, Moscow, Wallace,
Pinehurst, Dobson Pass, and Pullman.
* WHEN...From 6 AM to 3 PM 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 30 to 40 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 30 to 40 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...Southeast winds 35 to 45 mph with gusts up to 50 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 20 to 30 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...South winds 25 to 35 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.
ESFSEW
An atmospheric river will bring significant rainfall to the Olympic
Mountains today into Thursday. Widespread rainfall totals of 3 to 5
inches are expected, with locally over 6 inches on the the highest
peaks. Snow levels will increase from around 3,500 feet up to as
high as 4,500 feet tonight before lowering once again Thursday.
While precipitation will be much less with the systems beginning
Friday the lack of much of a break will keep rivers over the
Southwest Interior rising into the weekend. It is possible the lower
reaches of the Chehalis could flood late Friday into Saturday. The
Skookumchuck near Bucoda, Newaukum near Chehalis and the Satsop near
Satsop could reach action stage Friday.
Please monitor the latest river forecasts from the National Weather
Service for additional information.
An atmospheric river into Thursday is expected to produce heavy
rainfall across parts of the region.
* WHAT...Flooding caused by excessive rainfall continues to be
possible.
* WHERE...A portion of northwest Washington, including the following
county, Clallam.
* WHEN...From 4 PM PST this afternoon through Friday afternoon.
* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
* ADDITIONAL DETAILS...
- Rainfall accumulations of 3 to 5 inches over the Olympics
expected. Expect rises on rivers and streams due to the heavy
precipitation, and the Bogachiel River may rise above flood
stage Thursday.
- http://www.weather.gov/safety/flood