Winter Weather Advisory
* WHAT...Snow showers expected. Total snow accumulations of 4 to 8
inches.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...From 10 AM this morning to 10 AM PST Thursday.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow.
From: Feb 18, 2026 09:57
Until: Feb 19, 2026 00:00
Winter Weather Advisory
* WHAT...Snow showers. Additional snow accumulations up to 2 inches.
* WHERE...In Oregon, John Day Basin and Foothills of the Northern
Blue Mountains of Oregon. In Washington, Foothills of the Blue
Mountains of Washington.
* WHEN...Until 3 PM PST this afternoon.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow. The hazardous conditions could impact the Wednesday
morning commute.
From: Feb 18, 2026 09:57
Until: Feb 18, 2026 23:00
Winter Weather Advisory
* WHAT...Snow showers. Additional snow accumulations of 1 to 3
inches.
* WHERE...Grande Ronde Valley, Southern Blue Mountains of Oregon,
and Wallowa County.
* WHEN...Until 3 PM PST this afternoon.
* IMPACTS...Plan on slippery road conditions.
From: Feb 18, 2026 09:57
Until: Feb 18, 2026 23:00
Winter Weather Advisory
* WHAT...Snow. Additional snow accumulations of 3 to 6 inches.
* WHERE...Grande Ronde Valley, Southern Blue Mountains of Oregon,
and Wallowa County.
* WHEN...Until 3 PM PST Wednesday.
* IMPACTS...Plan on slippery road conditions.
From: Feb 18, 2026 05:52
Until: Feb 18, 2026 17:00
Winter Weather Advisory
* WHAT...Snow. Additional snow accumulations of 2 to 4 inches.
* WHERE...In Oregon, John Day Basin and Foothills of the Northern
Blue Mountains of Oregon. In Washington, Foothills of the Blue
Mountains of Washington.
* WHEN...Until 3 PM PST Wednesday.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow. The hazardous conditions could impact the Wednesday
morning commute.
From: Feb 18, 2026 05:52
Until: Feb 18, 2026 17:00
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches
from through Monday night. Another 2 to 5 inches of snow is
expected from Tuesday morning through Tuesday night, then 5 to 10
inches of snow is expected from Wednesday morning through
Wednesday night and another 5 to 10 inches of snow from Thursday
morning through Thursday night.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until 4 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
From: Feb 17, 2026 06:04
Until: Feb 17, 2026 20:00
Winter Weather Advisory
* WHAT...Snow. Additional snow accumulations up to 10 inches.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...Until 10 PM PST Tuesday.
* IMPACTS...Plan on slippery road conditions.
* ADDITIONAL DETAILS...Multiple rounds of snow are forecast through
Tuesday, with 5 to 10 inches expected along the Cascade crest.
Lower totals of 1 to 4 inches are anticipated away from the crest.
From: Feb 17, 2026 06:51
Until: Feb 17, 2026 15:15
Winter Weather Advisory
* WHAT...Snow expected. Total snow accumulations of 4 to 9 inches
from Monday morning through Monday night. Another 2 to 5 inches of
snow is expected from Tuesday morning through Tuesday night, then
5 to 10 inches of snow is expected from Wednesday morning through
Wednesday night and another 5 to 10 inches of snow from Thursday
morning through Thursday night.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until 4 AM PST Friday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...The reason that forecast snow amounts are
lowest on Tuesday is because precipitation will become light and
more isolated. However, precipitation becomes relatively heavier
and more widespread again on Wednesday.
From: Feb 16, 2026 17:17
Until: Feb 17, 2026 14:00
Winter Weather Advisory
* WHAT...Snow. Additional snow accumulations up to 10 inches.
* WHERE...East Slopes of the Oregon Cascades.
* WHEN...Until 10 PM PST Tuesday.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow.
* ADDITIONAL DETAILS...Multiple rounds of snow are forecast through
Tuesday, with 5 to 10 inches expected along the Cascade crest.
Lower totals of 1 to 4 inches are anticipated away from the crest.
From: Feb 16, 2026 22:28
Until: Feb 17, 2026 07:00
Freezing Fog Advisory
* WHAT...Visibility one half mile or less in freezing fog.
* WHERE...North Central Oregon.
* WHEN...Until 10 AM PST Friday.
* IMPACTS...Low visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Freezing temperatures overnight could make
roads slick. Use extra pre-caution.
From: Feb 06, 2026 05:36
Until: Feb 06, 2026 12:00
Freezing Fog Advisory
* WHAT...Visibility one half mile or less in freezing fog.
* WHERE...Foothills of the Southern Blue Mountains of Oregon.
* WHEN...Until 10 AM PST Friday.
* IMPACTS...Low visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Road cams near Fossil on OR-218 show very
obscured roads as of this evening. Other parts of the Southern
Foothills could see areas of freezing fog. Drivers should prepare
for the possibility of sudden visibility changes. Freezing
temperatures overnight could make roads slick. Use extra
pre-caution.
From: Feb 06, 2026 05:36
Until: Feb 06, 2026 12:00
Dense Fog Advisory
* WHAT...Visibility of one-quarter mile or less in areas of dense
fog.
* WHERE...North Central Oregon.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Feb 01, 2026 12:03
Until: Feb 01, 2026 18:00
Dense Fog Advisory
* WHAT...Visibility of one-quarter mile or less in areas of dense
fog.
* WHERE...Foothills of the Blue Mountains of Oregon.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Feb 01, 2026 12:03
Until: Feb 01, 2026 18:00
Special Weather Statement
Visibility of one-quarter mile or less is occurring in patchy
dense fog. If driving, slow down, use your headlights, and leave
plenty of distance ahead of you. Fog is forecast to lift through
morning.
From: Feb 01, 2026 12:07
Until: Feb 01, 2026 18:00
Dense Fog Advisory
* WHAT...Visibility half mile or less in dense fog.
* WHERE...Eastern Columbia River Gorge of Oregon and Washington.
* WHEN...Until noon PST today.
* IMPACTS...Low visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Cameras show obscure visibilities along The
Gorge on I-84 near The Dalles and Celilo Village. Cams on WA 14/US
97 near Maryhill shows worsening visibility over the last half
hour.
From: Jan 31, 2026 17:18
Until: Jan 31, 2026 20:00
Dense Fog Advisory
* WHAT...Visibility one-quarter mile or less in areas of dense fog.
* WHERE...Kittitas Valley, Yakima Valley, and Lower Columbia Basin
of Washington.
* WHEN...Until 10 AM PST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Jan 31, 2026 08:14
Until: Jan 31, 2026 18:00
Winter Weather Advisory
* WHAT...Mixed precipitation with freezing rain. Additional snow
accumulations up to two inches and ice accumulations of up to
0.10" are possible.
* WHERE...Upper and Lower Slopes of the Eastern Washington Cascades
Crest, and Kittitas Valley.
* WHEN...Until noon PST today.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Thursday morning commute.
From: Jan 29, 2026 10:37
Until: Jan 29, 2026 20:00
Cold Weather Advisory
* WHAT...Temperatures and wind chills as low as 15 to 25 degrees
Fahrenheit expected.
* WHERE...The Lower Elevations of Northwest Oregon, and The Lower
Elevations of Southwest Washington.
* WHEN...From 10 PM this evening to noon PST Saturday.
* IMPACTS...Wind chill values and very cold temperatures can lead to
frostbite and hypothermia with prolonged exposure.
From: Jan 23, 2026 20:51
Until: Jan 24, 2026 20:00
Cold Weather Advisory
* WHAT...Very cold wind chills as low as 20 degrees expected.
* WHERE...Western and Central Columbia River Gorge, the Corbett area
and the Hood River Valley, Eastern Portland/Vancouver Metro,
Willapa Hills and Adjacent River Valleys of Pacific and Wahkiakum
Counties, North and Central Coast Range Mountains of Oregon,
Portland West Hills and Chehalem Mountain, Inner Portland Metro,
Cascade Foothills of Marion and Linn Counties, Lane County Cascade
Foothills, and South Washington Cascade Foothills.
* WHEN...From 10 PM this evening to noon PST Friday.
* IMPACTS...Wind chill values and very cold temperatures can lead to
frostbite and hypothermia with prolonged exposure.
From: Jan 22, 2026 21:01
Until: Jan 23, 2026 20:00
Special Weather Statement
Pockets of freezing fog are being observed via webcams between
Shaniko and north of Redmond on US 97. Visibilities as low as one
quarter mile or less in freezing fog is expected to persist
until the early morning hours, leading to the potential for slick
roadways - especially across bridges and overpasses. If you
encounter dense fog, slow down, use low beam headlights, and allow
for extra space between your vehicle and those around you.
From: Jan 23, 2026 07:53
Until: Jan 23, 2026 14:00
Freezing Fog Advisory
* WHAT...Visibility one mile or less in freezing fog.
* WHERE...North Central Oregon.
* WHEN...Until noon PST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Jan 20, 2026 23:53
Until: Jan 21, 2026 15:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations between 4 and 9
inches. Winds gusting as high as 35 mph.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
From: Jan 08, 2026 08:41
Until: Jan 09, 2026 00:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations 1 to 3 inches.
Winds gusting as high as 40 mph.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Plan on slippery road conditions.
From: Jan 08, 2026 15:29
Until: Jan 09, 2026 00:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 5 to 8
inches. Winds gusting as high as 40 mph.
* WHERE...In Oregon, East Slopes of the Oregon Cascades. In
Washington, Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Periods of moderate to heavy snow will combine with low
visibilities to create difficult driving conditions, especially on
portions of I-90 and US-20.
From: Jan 08, 2026 15:29
Until: Jan 09, 2026 00:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 3 inches.
Winds gusting as high as 40 mph.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Plan on slippery road conditions.
From: Jan 08, 2026 06:43
Until: Jan 08, 2026 20:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 9 inches.
Winds gusting as high as 40 mph.
* WHERE...In Oregon, East Slopes of the Oregon Cascades. In
Washington, Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Periods of moderate and heavy snow will combine with low
visibilities to create difficult driving conditions.
From: Jan 08, 2026 06:43
Until: Jan 08, 2026 20:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations between 6 and 15
inches between 2000 and 5000 feet and up to 2 feet above 5000
feet. Winds gusting as high as 35 mph.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Gusty winds and falling snow may reduce
visibility at times. Low probability of impactful visibility
reduction below 4500 feet in elevation.
From: Jan 07, 2026 23:38
Until: Jan 08, 2026 12:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 20 inches.
Winds gusting as high as 40 mph.
* WHERE...In Oregon, East Slopes of the Oregon Cascades. In
Washington, Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Significant snowfall with periods of heavy snowfall
rates will combine with low visibility to create very difficult
driving conditions.
From: Jan 07, 2026 23:02
Until: Jan 08, 2026 07:15
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 5 inches.
Winds gusting as high as 40 mph.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow.
From: Jan 07, 2026 23:02
Until: Jan 08, 2026 07:15
Winter Storm Warning
* WHAT...Heavy snow. Snow accumulations between 1 and 3 feet. Up to
4 feet of snow above 5000 feet in elevation. Winds gusting as high
as 45 mph.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...Gusty winds and falling snow may reduce
visibility at times. Low probability of impactful visibility
reduction below 4500 feet in elevation.
From: Jan 06, 2026 21:43
Until: Jan 07, 2026 14:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 20 inches.
Winds gusting as high as 50 mph.
* WHERE...In Oregon, East Slopes of the Oregon Cascades. In
Washington, Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Heavy snowfall and very low visibility will create
extremely dangerous driving conditions. Gusty winds could bring
down tree branches.
From: Jan 07, 2026 04:42
Until: Jan 07, 2026 12:45
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 10 inches.
Winds gusting as high as 45 mph.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow. Gusty winds could bring down tree branches.
From: Jan 07, 2026 04:42
Until: Jan 07, 2026 12:45
Winter Storm Warning
* WHAT...Heavy snow expected. Additional snow accumulations between
7 and 12 inches. Winds gusting as high as 45 mph.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 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.
* ADDITIONAL DETAILS...Heaviest snow expected through Tuesday night.
From: Jan 06, 2026 22:04
Until: Jan 07, 2026 07:00
Winter Storm Warning
* WHAT...Heavy snow expected. Additional snow accumulations between
16 and 35 inches. Winds gusting as high as 45 mph.
* WHERE...In Oregon, East Slopes of the Oregon Cascades. In
Washington, Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...Until 4 PM PST Thursday.
* IMPACTS...Heavy snowfall and very low visibility will create
extremely dangerous driving conditions. Strong winds could cause
tree damage.
* ADDITIONAL DETAILS...Heaviest snow expected through Tuesday night.
From: Jan 06, 2026 22:04
Until: Jan 07, 2026 07:00
Winter Storm Warning
* WHAT...Heavy snow expected. Total snow accumulations up to one to
two feet. Winds could gust as high as 45 mph.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...From 4 AM Tuesday to 4 PM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...The heaviest snow will be Tuesday afternoon
and evening, as well as Wednesday afternoon and evening.
From: Jan 05, 2026 23:07
Until: Jan 06, 2026 15:00
Winter Storm Warning
* WHAT...Heavy snow expected. Total snow accumulations 7 to 10
inches. Winds gusting as high as 45 mph.
* WHERE...Lower Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 4 AM Tuesday to 4 PM PST Thursday.
* 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.
* ADDITIONAL DETAILS...Heaviest snow expected Tuesday morning
through Tuesday Evening.
From: Jan 05, 2026 22:04
Until: Jan 06, 2026 07:30
Winter Storm Warning
* WHAT...Heavy snow expected. Total snow accumulations between 12
and 30 inches. Winds gusting as high as 45 mph.
* WHERE...In Oregon, East Slopes of the Oregon Cascades. In
Washington, Upper Slopes of the Eastern Washington Cascades Crest.
* WHEN...From 4 AM Tuesday to 4 PM PST Thursday.
* IMPACTS...Heavy snowfall and very low visibility will create
extremely dangerous driving conditions. Gusty winds could bring
down tree branches.
* ADDITIONAL DETAILS...Heaviest snow expected Tuesday morning
through Tuesday Evening.
From: Jan 05, 2026 22:04
Until: Jan 06, 2026 07:30
Winter Storm Warning
* WHAT...Heavy snow expected. Total snow accumulations up to one to
two feet. Winds could gust as high as 40 mph.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...From 4 AM Tuesday to 4 PM PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
* ADDITIONAL DETAILS...The heaviest snow will be Tuesday afternoon
and evening, as well as Wednesday afternoon and evening.
From: Jan 05, 2026 09:36
Until: Jan 06, 2026 00:00
Winter Storm Warning
* WHAT...Heavy snow possible. Total snow accumulations between 20
and 30 inches possible.
* WHERE...Upper and Lower Slopes of the Eastern Washington Cascades
Crest, Northern Blue Mountains of Oregon, East Slopes of the
Oregon Cascades, and Northwest Blue Mountains.
* WHEN...From 4 AM Tuesday to 4 PM PST Thursday.
* IMPACTS...Heavy snowfall and very low visibility will create
extremely dangerous driving conditions. Gusty winds could bring
down tree branches.
* ADDITIONAL DETAILS...Total snow accumulations of 24-30 inches for
Washington Cascades, 17-25 inches for Oregon Cascades, and 10-20
inches for the Northwest Blue Mountains will be possible. Heaviest
snow expected Tuesday morning through Tuesday Evening.
From: Jan 05, 2026 10:52
Until: Jan 06, 2026 00:00
Winter Storm Watch
* WHAT...Heavy snow possible. Total snow accumulations between 20
and 30 inches possible.
* WHERE...Upper and Lower Slopes of the Eastern Washington Cascades
Crest, Northern Blue Mountains of Oregon, East Slopes of the
Oregon Cascades, and Northwest Blue Mountains.
* WHEN...From late Monday night through Thursday afternoon.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Heavy snowfall and very low
visibility will create extremely dangerous driving conditions.
* ADDITIONAL DETAILS...Total snow accumulations of 24-30 inches for
Washington Cascades, 17-25 inches for Oregon Cascades, and 10-20
inches for the Northwest Blue Mountains will be possible.
From: Jan 05, 2026 06:19
Until: Jan 05, 2026 15:00
Winter Storm Watch
* WHAT...Heavy snow possible. Total snow accumulations up to one to
two feet possible. Winds could gust as high as 40 mph.
* WHERE...South Washington Cascades and the Northern and Central
Cascades of Oregon.
* WHEN...From late Monday night through late Wednesday night.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous.
From: Jan 04, 2026 20:29
Until: Jan 05, 2026 14:00
Winter Storm Watch
* WHAT...Heavy snow possible. Total snow accumulations between 20
and 30 inches possible.
* WHERE...Upper and Lower Slopes of the Eastern Washington Cascades
Crest, Northern Blue Mountains of Oregon, East Slopes of the
Oregon Cascades, and Northwest Blue Mountains.
* WHEN...From late Monday night through Thursday afternoon.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Heavy snowfall and very low
visibility will create extremely dangerous driving conditions.
* ADDITIONAL DETAILS...Total snow accumulations of 24-34 inches for
Washington Cascades, 17-25 inches for Oregon Cascades, and 10-20
inches for the Northwest Blue Mountains will be possible.
From: Jan 04, 2026 20:56
Until: Jan 05, 2026 07:00
