Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations between 10 and 15
inches.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...Until 3 PM PST Wednesday.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow.
* ADDITIONAL DETAILS...Snowfall peaks between 5 PM tonight and 7 AM
Wednesday.
From: Feb 17, 2026 19:45
Until: Feb 18, 2026 08:00
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 Tuesday
evening and Wednesday morning commutes.
From: Feb 17, 2026 19:45
Until: Feb 18, 2026 08:00
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...Travel could be difficult due to periods of moderate to
heavy snow.
From: Feb 17, 2026 19:45
Until: Feb 18, 2026 08:00
Winter Weather Advisory
* WHAT...Snow showers. Additional snow accumulations of 4 to 6
inches.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...Until 3 PM PST Wednesday.
* IMPACTS...Travel could be difficult due to periods of moderate to
heavy snow.
From: Feb 17, 2026 12:44
Until: Feb 18, 2026 00:00
Dense Fog Advisory
* WHAT...Visibility a quarter mile or less in dense fog.
* WHERE...Foothills of the Blue Mountains of Oregon.
* WHEN...Until 10 AM PST Sunday.
* IMPACTS...Low visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Low visibilities in fog may fluctuate
throughout the night, but dense fog is expected to persist in the
area through Sunday morning.
From: Feb 01, 2026 04:21
Until: Feb 01, 2026 15:30
Special Weather Statement
Obscure visibilities of a half mile and less observed at the
Walla Walla airport, with road cams showing dense fog along US 12
near the town of Walla Walla. Fog will continue to impact the area
through the afternoon. Drivers should be aware of obscure driving
conditions along the road. Leave extra space in front of you and
use headlights if required.
From: Jan 31, 2026 22:52
Until: Feb 01, 2026 01:00
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
Special Weather Statement
Areas of freezing fog and freezing drizzle will impact the
foothills of the Blue Mountains along I-84 near Deadmans pass
This evening and into the overnight. As of 4 pm observation
stations and road cameras indicated visibility commonly below one
half mile and locally down to about one eighth of a mile through
the pass level. Low visibility could make driving conditions
hazardous, and roads slick during the overnight. If driving, slow
down, use your headlights, and leave plenty of distance ahead of
you.
From: Jan 24, 2026 00:27
Until: Jan 24, 2026 08:30
Freezing Fog Advisory
* WHAT...Visibility less than a quarter mile in freezing fog.
* WHERE...Wallowa County.
* WHEN...Until 10 AM PST Thursday.
* IMPACTS...Low visibility could make driving conditions hazardous.
Frost and freeze conditions could kill crops, other sensitive
vegetation and possibly damage unprotected outdoor plumbing.
From: Jan 21, 2026 20:28
Until: Jan 22, 2026 18:00
Freezing Fog Advisory
* WHAT...Visibility a mile or less in freezing fog in the Wallowa
Valley.
* WHERE...Wallowa County.
* WHEN...Until 9 AM PST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Jan 20, 2026 23:53
Until: Jan 21, 2026 15:00
Air Stagnation Advisory
* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...Eastern Columbia River Gorge of Oregon and Washington,
Lower Columbia Basin of Oregon and Washington, Foothills of the
Northern Blue Mountains of Oregon, Central Oregon, Kittitas
Valley, Yakima Valley, Foothills of the Blue Mountains of
Washington, and Simcoe Highlands.
* WHEN...Until 4 PM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
From: Jan 19, 2026 13:30
Until: Jan 21, 2026 00:00
Air Stagnation Advisory
* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...Foothills of the Southern Blue Mountains of Oregon and
North Central Oregon.
* WHEN...Until 4 PM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
From: Jan 19, 2026 21:32
Until: Jan 21, 2026 00:00
Air Stagnation Advisory
* WHAT...For the Freezing Fog Advisory, visibility one quarter mile
in freezing fog. For the Air Stagnation Advisory, poor air quality
will continue. This is due to an inversion and stagnant air
conditions near the surface that will continue to trap pollutants.
* WHERE...Foothills of the Southern Blue Mountains of Oregon and
North Central Oregon.
* WHEN...For the Freezing Fog Advisory, until noon PST today. For
the Air Stagnation Advisory, until 4 PM PST Tuesday.
* IMPACTS...Freezing fog can still create spots with reduced
visibilities and coupled with temperatures at or below freezing,
there could be slick spots on roadways. Be prepared for rapid
changes in visibility down to one quarter mile.
Poor air quality may cause issues for people with respiratory
problems. Low visibility could make driving conditions hazardous.
From: Jan 19, 2026 13:30
Until: Jan 19, 2026 21:30
Freezing Fog Advisory
* WHAT...For the Freezing Fog Advisory, visibility one quarter mile
in freezing fog. For the Air Stagnation Advisory, poor air quality
will continue. This is due to an inversion and stagnant air
conditions near the surface that will continue to trap pollutants.
* WHERE...Foothills of the Southern Blue Mountains of Oregon and
North Central Oregon.
* WHEN...For the Freezing Fog Advisory, until noon PST today. For
the Air Stagnation Advisory, until 4 PM PST Tuesday.
* IMPACTS...Freezing fog can still create spots with reduced
visibilities and coupled with temperatures at or below freezing,
there could be slick spots on roadways. Be prepared for rapid
changes in visibility down to one quarter mile.
Poor air quality may cause issues for people with respiratory
problems. Low visibility could make driving conditions hazardous.
From: Jan 19, 2026 13:30
Until: Jan 19, 2026 21:30
Air Stagnation Advisory
* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...Portions of central, north central, and northeast Oregon
and central, south central, and southeast Washington.
* WHEN...Until 4 PM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
From: Jan 19, 2026 05:09
Until: Jan 19, 2026 15:00
Air Stagnation Advisory
* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...Foothills of the Blue Mountains of Oregon and Washington,
Eastern Columbia River Gorge of Oregon and Washington, Lower
Columbia Basin of Oregon and Washington, Yakima Valley, and Simcoe
Highlands.
* WHEN...Until 4 PM PST Tuesday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
From: Jan 18, 2026 21:42
Until: Jan 19, 2026 15:00
Wind Advisory
* WHAT...South winds 25 to 35 mph with gusts up to 50 mph for Ladd
and Pyles Canyons.
* WHERE...Grande Ronde Valley.
* WHEN...Until 2 PM PST Tuesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Jan 12, 2026 18:00
Until: Jan 13, 2026 22:00
Air Stagnation Advisory
* WHAT...Poor air quality will continue. This is due to an inversion
and stagnant air conditions near the surface that will continue to
trap pollutants.
* WHERE...Portions of central, north central, and northeast Oregon
and central, south central, and southeast Washington.
* WHEN...From 7 AM Tuesday to 7 AM PST Friday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
From: Jan 12, 2026 19:51
Until: Jan 13, 2026 22:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 4 to 7
inches. Winds gusting as high as 45 mph.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* WHEN...Until 4 PM PST this afternoon.
* IMPACTS...Periods of moderate to heavy snow will combine to create
difficult driving conditions, especially on portions of I-84.
Gusty winds could bring down tree branches.
From: Jan 08, 2026 15:29
Until: Jan 09, 2026 00:00
Winter Storm Warning
* WHAT...Heavy snow. Additional snow accumulations up to 10 inches.
Winds gusting as high as 40 mph.
* WHERE...In Oregon, Northern Blue Mountains of Oregon. In
Washington, Northwest Blue Mountains.
* 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.
From: Jan 08, 2026 06:43
Until: Jan 08, 2026 20:00
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, Northern Blue Mountains of Oregon. In
Washington, 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...Heaviest snow expected Tuesday morning
through Tuesday Evening.
From: Jan 05, 2026 22:04
Until: Jan 06, 2026 15:00
Dense Fog Advisory
* WHAT...Visibility one half mile or less in dense fog.
* WHERE...Foothills of the Blue Mountains of Washington.
* WHEN...Until 10 AM PST Sunday.
* IMPACTS...Low visibility could make driving conditions hazardous.
Area of dense fog could impact portions of US 12 and SR 125.
From: Jan 04, 2026 03:53
Until: Jan 04, 2026 15:00
Special Weather Statement
Patchy dense fog will reduce visibilities to one half mile or less
in spots along I-84, US 395, SR 11, and SR 125. If you are driving
this evening or overnight, slow down, use low beam headlights and
leave extra distance betwen your vehicle and those around you.
From: Jan 04, 2026 03:38
Until: Jan 04, 2026 07:00
Wind Advisory
* WHAT...South to southeast winds 25 to 35 mph with gusts up to 50
mph for the base of the northern Blue Mountains of Oregon.
* WHERE...Foothills of the Northern Blue Mountains of Oregon.
* WHEN...Until 1 PM PST Saturday.
* 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 are expected along the slopes
and base of the northern Blue Mountains, including Interstate 84
in the vicinity of Cabbage Hill. Winds will be lighter north and
west of a line extending roughly from Pilot Rock through Pendleton
to Milton-Freewater.
From: Jan 03, 2026 04:13
Until: Jan 03, 2026 21:00
Wind Advisory
* WHAT...south to southeast winds 25 to 40 mph with gusts up to 55
mph for the base of the northern Blue Mountains of Oregon.
* WHERE...Foothills of the Northern Blue Mountains of Oregon.
* WHEN...Until 1 PM PST this afternoon.
* 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 are expected along the slopes
and base of the northern Blue Mountains, including Interstate 84
in the vicinity of Cabbage Hill. Winds will be lighter north and
west of a line extending roughly from Pilot Rock through Pendleton
to Milton-Freewater.
From: Jan 03, 2026 17:47
Until: Jan 03, 2026 21:00
Dense Fog Advisory
* WHAT...For the Dense Fog Advisory, visibility one-quarter mile or
less in dense fog and dense freezing fog. For the Wind Advisory
for the base of the northern Blue Mountains of Oregon, south to
southeast winds 25 to 40 mph with gusts up to 55 mph.
* WHERE...Foothills of the Northern Blue Mountains of Oregon.
* WHEN...For the Dense Fog Advisory, until 10 AM PST Saturday. For
the Wind Advisory, until 1 PM PST Saturday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result. Low
visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Strongest winds are expected along the slopes
and base of the northern Blue Mountains, including Interstate 84
in the vicinity of Cabbage Hill. Winds will be lighter north and
west of a line extending roughly from Pilot Rock through Pendleton
to Milton-Freewater.
From: Jan 03, 2026 06:41
Until: Jan 03, 2026 18:00
Dense Fog Advisory
* WHAT...Visibility one-quarter mile or less in dense fog and dense
freezing fog.
* WHERE...In Oregon, Foothills of the Southern Blue Mountains of
Oregon, North Central Oregon, and Wallowa County. In Washington,
Foothills of the Blue Mountains of Washington.
* WHEN...Until 10 AM PST Saturday.
* IMPACTS...Low visibility could make driving conditions hazardous.
From: Jan 03, 2026 06:41
Until: Jan 03, 2026 18:00
Wind Advisory
* WHAT...For the Dense Fog Advisory, visibility one-quarter mile or
less in dense fog and dense freezing fog. For the Wind Advisory
for the base of the northern Blue Mountains of Oregon, south to
southeast winds 25 to 40 mph with gusts up to 55 mph.
* WHERE...Foothills of the Northern Blue Mountains of Oregon.
* WHEN...For the Dense Fog Advisory, until 10 AM PST Saturday. For
the Wind Advisory, until 1 PM PST Saturday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result. Low
visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Strongest winds are expected along the slopes
and base of the northern Blue Mountains, including Interstate 84
in the vicinity of Cabbage Hill. Winds will be lighter north and
west of a line extending roughly from Pilot Rock through Pendleton
to Milton-Freewater.
From: Jan 03, 2026 06:41
Until: Jan 03, 2026 18:00
Special Weather Statement
Light freezing rain in the Kittitas Valley is expected to taper
off by 10-11 PM PST this evening. While temperatures are hovering
near freezing and not favorable for significant ice accretion,
some surfaces may become slick.
Patchy dense fog is producing localized visibilities of one-
quarter mile or less along I-90, I-82, US 97, and SR 24. Fog is
expected to continue this evening and tonight. If driving, slow
down, use your headlights, and leave plenty of distance ahead of
you.
From: Jan 03, 2026 05:00
Until: Jan 03, 2026 08:00
Special Weather Statement
Patchy dense fog is producing localized visibilities of one-
quarter mile or less along US 97, US 197, US 12, OR 11, and OR
207. Fog is expected to continue this evening and tonight. If
driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
From: Jan 03, 2026 05:00
Until: Jan 03, 2026 08:00
Special Weather Statement
Patchy to areas of dense fog are producing localized visibilities
of one-quarter mile or less along OR 82 and OR 3. Fog is expected
to continue this evening and tonight. If driving, slow down, use
your headlights, and leave plenty of distance ahead of you.
From: Jan 03, 2026 05:00
Until: Jan 03, 2026 08:00
Air Stagnation Advisory
* WHAT...Stagnant conditions will have the potential to trap
pollutants near the ground and deteriorate air quality.
* WHERE...Foothills of the Blue Mountains of Oregon and Washington,
Lower Columbia Basin of Oregon and Washington, North Central
Oregon, Central Oregon, Kittitas Valley, and Yakima Valley.
* WHEN...Until noon PST Thursday.
* IMPACTS...Periods of air stagnation can lead to the buildup of
pollutants near the surface, potentially leading to poor air
quality.
From: Dec 29, 2025 20:03
Until: Jan 01, 2026 20:00
Special Weather Statement
Patchy to areas of dense freezing fog will produce localized
visibilities of a quarter mile or less along I-84, US 395, US 12,
OR 11, OR 207, OR 74, and OR 19 in the lower Columbia Basin and
along the foothills of the Blue Mountains. If driving, slow down,
use your headlights, and leave plenty of distance ahead of you.
From: Jan 01, 2026 04:43
Until: Jan 01, 2026 08:30
Special Weather Statement
Patchy to areas of dense freezing fog will produce localized
visibilities of a quarter mile or less along I-84, US 395, US 12,
and OR 11 in the lower Columbia Basin and along the foothills of
the Blue Mountains. If driving, slow down, use your headlights,
and leave plenty of distance ahead of you.
From: Jan 01, 2026 04:04
Until: Jan 01, 2026 08:30
Winter Weather Advisory
* WHAT...Freezing rain expected. Total ice accumulations of around
one tenth of an inch.
* WHERE...Portions of central, north central, and northeast Oregon
and central Washington.
* WHEN...From 4 AM Thursday to 1 AM PST Friday.
* IMPACTS...Difficult travel conditions are possible. The hazardous
conditions could impact the Thursday morning and evening commutes.
From: Dec 31, 2025 23:00
Until: Jan 01, 2026 07:00
Winter Weather Advisory
* WHAT...Mixed precipitation expected. Ice accumulations around one
tenth of an inch.
* WHERE...Portions of central, south central, and southeast
Washington.
* WHEN...From 4 AM Thursday to 5 AM PST Friday.
* IMPACTS...Plan on slippery road conditions. The hazardous
conditions could impact the Thursday morning and evening commutes.
From: Dec 31, 2025 23:00
Until: Jan 01, 2026 07:00
Wind Advisory
* WHAT...South winds 20 to 30 mph with gusts up to 45 mph for Ladd
and Pyles canyons.
* WHERE...Southern Grande Ronde Valley.
* WHEN...Until 3 PM PST Wednesday.
* IMPACTS...Gusty winds will blow around unsecured objects. Tree
limbs could be blown down and a few power outages may result.
From: Dec 31, 2025 05:51
Until: Dec 31, 2025 23:00
Wind Advisory
* WHAT...South winds 25 to 35 mph with gusts up to 55 mph for Ladd
and Pyles Canyons.
* WHERE...Grande Ronde Valley.
* WHEN...Until 11 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.
From: Dec 30, 2025 17:05
Until: Dec 31, 2025 07:00
