* WHAT...Mixed precipitation. Additional snow accumulations 4-8
inches and ice accumulations around a light glaze. Winds gusting
as high as 40 mph.
* WHERE...Northern and Central Cascades and Foothills in Oregon, and
South Washington Cascades.
* WHEN...Until 10 PM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* WHAT...Snow expected. Total snow accumulations of 2-5 inches.
Winds gusting as high as 60 mph in the western Columbia River
Gorge near Corbett and up to 30 mph in the central Columbia River
Gorge and Hood River Valley.
* WHERE...Western and Central Columbia River Gorge, the Corbett area
and the Hood River Valley.
* WHEN...Until 10 PM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Due to areas of freezing rain, power outages
are possible.
* WHAT...Mixed precipitation. Total snow and sleet accumulations of
1-2 inches and ice accumulations up to one tenth of an inch. Winds
gusting as high as 45 mph.
* WHERE...Willapa Hills and Adjacent River Valleys of Pacific and
Wahkiakum Counties, Lower Columbia River and Cowlitz River
Valleys, and South Washington Cascade Foothills.
* WHEN...Until 4 PM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. Due to areas of freezing
rain, power outages are possible.
* WHAT...Heavy mixed precipitation. Total snow and sleet
accumulations of 1-3 inches and ice accumulations around a tenth
of an inch. Winds gusting as high as 45 mph.
* WHERE...Portland Metro Lowlands, Greater Vancouver Metro, and
Portland West Hills and Chehalem Mountain.
* WHEN...Until 10 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Significant ice accumulation on
power lines and tree limbs may cause power outages.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. The Thursday evening
commute will be affected. Due to areas of freezing rain and
elevated winds, power outages are possible.
* WHAT...Mixed precipitation. Total snow and sleet accumulations of
1-2 inches and ice accumulations around one tenth of an inch.
Winds gusting as high as 40 mph.
* WHERE...Clatsop County and Tillamook County Coast, and South
Washington Coast.
* WHEN...Until 4 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. The Thursday evening
commute will be affected. Due to areas of freezing rain, power
outages are possible.
* WHAT...Mixed precipitation. Additional snow accumulations 4-8
inches and ice accumulations around a light glaze. Winds gusting
as high as 40 mph.
* WHERE...Northern and Central Cascades and Foothills in Oregon, and
South Washington Cascades.
* WHEN...Until 10 PM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* WHAT...Snow expected. Total snow accumulations of 2-5 inches.
Winds gusting as high as 60 mph in the western Columbia River
Gorge near Corbett and up to 30 mph in the central Columbia River
Gorge and Hood River Valley.
* WHERE...Western and Central Columbia River Gorge, the Corbett area
and the Hood River Valley.
* WHEN...Until 10 PM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Due to areas of freezing rain, power outages
are possible.
* WHAT...Mixed precipitation. Total snow and sleet accumulations of
1-2 inches and ice accumulations up to one tenth of an inch. Winds
gusting as high as 45 mph.
* WHERE...Willapa Hills and Adjacent River Valleys of Pacific and
Wahkiakum Counties, Lower Columbia River and Cowlitz River
Valleys, and South Washington Cascade Foothills.
* WHEN...Until 4 PM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. Due to areas of freezing
rain, power outages are possible.
* WHAT...Heavy mixed precipitation. Total snow and sleet
accumulations of 1-3 inches and ice accumulations around one tenth
of an inch. Winds gusting as high as 35 mph.
* WHERE...Outer Southeast Portland Metro.
* WHEN...Until 10 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Significant ice accumulation on
power lines and tree limbs may cause power outages.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. The Thursday evening
commute will be affected. Due to areas of freezing rain and
elevated winds, power outages are possible.
* WHAT...Heavy mixed precipitation expected. Total snow and sleet
accumulations of 1-3 inches and ice accumulations between 0.1-0.2
inches. Winds gusting as high as 40 mph.
* WHERE...North Oregon Coast Range and North Oregon Coast Range
Lowlands.
* WHEN...Until 10 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Significant ice accumulation on
power lines and tree limbs may cause power outages.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. Due to areas of freezing
rain, power outages are possible.
* WHAT...Heavy mixed precipitation. Total snow and sleet
accumulations of 1-3 inches and ice accumulations around a tenth
of an inch. Winds gusting as high as 45 mph.
* WHERE...Portland Metro Lowlands, Greater Vancouver Metro, and
Portland West Hills and Chehalem Mountain.
* WHEN...Until 10 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Significant ice accumulation on
power lines and tree limbs may cause power outages.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. The Thursday evening
commute will be affected. Due to areas of freezing rain and
elevated winds, power outages are possible.
* WHAT...Mixed precipitation. Total snow and sleet accumulations of
1-2 inches and ice accumulations around one tenth of an inch.
Winds gusting as high as 40 mph.
* WHERE...Clatsop County and Tillamook County Coast, and South
Washington Coast.
* WHEN...Until 4 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. The Thursday evening
commute will be affected. Due to areas of freezing rain, power
outages are possible.
* WHAT...Significant icing. Additional snow accumulations up to one
inch and total ice accumulations between two and four tenths of an
inch.
* WHERE...Central and Southern Willamette Valley, Central Oregon
Coast Range Lowlands, and Central Oregon Coast Range.
* WHEN...Until 4 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Significant ice accumulation on
power lines and tree limbs may cause power outages.
* ADDITIONAL DETAILS...Precipitation will transition over to
primarily freezing rain this afternoon. The Thursday evening
commute will be affected. Due to areas of freezing rain, power
outages are possible.
* WHAT...Snow expected. Total snow accumulations between 6 and 12
inches. Winds gusting as high as 55 mph.
* WHERE...The southern Oregon Cascades and Siskiyou Mountains. This
includes areas from Lake of the Woods northward and higher
portions of the Siskiyou Mountains west of Interstate 5, including
the Mount Ashland Ski road, including portions of Highways 230, 62
and 140.
* WHEN...Until 9 AM PST Friday.
* IMPACTS...Travel could be very difficult to impossible. The
hazardous conditions could impact the Thursday evening and Friday
morning commutes.
* ADDITIONAL DETAILS...Heaviest snowfall accumulations are expected
near Diamond Lake and Crater Lake, this evening through Friday
morning.
* WHAT...Snow expected. Additional snow accumulations of up to an
inch. Winds gusting as high as 45 mph.
* WHERE...Klamath County and Western Lake County, including areas
from Modoc Point northward and areas east of Klamath Falls. This
includes the communities of Chemult, Chiloquin, Beatty, and Bly.
This also includes portions of Highway 97, 140, 66, and 31.
* WHEN...Until 2 PM PST this afternoon.
* IMPACTS...Plan on slippery road conditions.
* WHAT...Wind chills of 10-20F.
* WHERE...In Oregon, Portland West Hills and Chehalem Mountain and
Tualatin Valley. In Washington, Inner Vancouver Metro and North
Clark County Lowlands.
* WHEN...Until noon PST Friday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Wind chill values can lead to
hypothermia with prolonged exposure.
* WHAT...For the Cold Weather Advisory, wind chills of 10-20F. For
the Wind Advisory, east winds 20 to 30 mph with gusts up to 55 mph.
* WHERE...Eastern Portland/Vancouver Metro Near The Gorge.
* WHEN...For the Cold Weather Advisory, until noon PST Friday. For
the Wind Advisory, until 10 PM PST this evening.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Frostbite and hypothermia will occur if unprotected skin is
exposed to these temperatures. Wind chill values can lead to
hypothermia with prolonged exposure.
* WHAT...Wind chills of 5-20F.
* WHERE...Western and Central Columbia River Gorge, the Corbett area
and the Hood River Valley.
* WHEN...Until noon PST Friday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Wind chill values can lead to
hypothermia with prolonged exposure.
* WHAT...For the Cold Weather Advisory, wind chills of 10-20F. For
the Wind Advisory, east winds 20 to 30 mph with gusts up to 55 mph.
* WHERE...Eastern Portland/Vancouver Metro Near The Gorge.
* WHEN...For the Cold Weather Advisory, until noon PST Friday. For
the Wind Advisory, until 10 PM PST this evening.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
Frostbite and hypothermia will occur if unprotected skin is
exposed to these temperatures. Wind chill values can lead to
hypothermia with prolonged exposure.
* WHAT...Wind chills of 10-20F.
* WHERE...In Oregon, Portland West Hills and Chehalem Mountain and
Tualatin Valley. In Washington, Inner Vancouver Metro and North
Clark County Lowlands.
* WHEN...Until noon PST Friday.
* IMPACTS...Frostbite and hypothermia will occur if unprotected skin
is exposed to these temperatures. Wind chill values can lead to
hypothermia with prolonged exposure.