* WHAT...Visibility one quarter mile or less in freezing fog.
* WHERE...Foothills of the Blue Mountains of Oregon, and North
Central Oregon.
* WHEN...Until 10 AM PST Thursday.
* IMPACTS...Low visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Areas of dense freezing fog have developed
across north-central Oregon and the Foothills of the Blue
Mountains of Oregon, including along Highways 97, 197, 11 and 207
as well as Interstate 84.
Pockets of fog and freezing fog, locally dense, are expected to
persist through this evening into tonight across north-central
Oregon and along the Foothills of the Blue Mountains.
* WHAT...Mixed precipitation expected. Total snow accumulations up
to one inch and ice accumulations around one tenth of an inch.
* WHERE...Foothills of the Blue Mountains of Oregon.
* WHEN...From 10 PM this evening to noon PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Even light ice can cause
dangerous driving conditions due to slippery roads. The hazardous
conditions could impact the Thursday morning commute.
* WHAT...Mixed precipitation expected. Total snow accumulations up
to one inch and ice accumulations to 0.05 inches.
* WHERE...North Central Oregon.
* WHEN...From 10 PM this evening to noon PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Even light ice can cause
dangerous driving conditions due to slippery roads. The hazardous
conditions could impact the Thursday morning commute.
* WHAT...South winds 40 to 50 mph with gusts up to 70 mph possible.
* WHERE...Southern Oregon coast from Brookings to Cape Arago,
including Gold BEach, Pistol River, Humbug Mountain, Cape Blanco,
Bandon, area headlands and capes, and exposed portions of Highway
101.
* WHEN...From Friday morning through Friday evening.
* IMPACTS...Damaging winds could blow down trees and power lines,
and may damage unsecured property. Power outages are possible.
Travel could be difficult, especially for high profile vehicles.
* WHAT...Southeast winds 20 to 25 mph with gusts up to 45 mph
expected.
* WHERE...Southern portions of the Rogue Valley south of Medford.
This includes Interstate 5 from Phoenix to Ashland.
* WHEN...From 7 PM this evening to 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.
Pockets of dense freezing fog will continue to impact higher
elevation areas along the Blue mountain foothills, especially
along Interstate 84 through at Cabbage Hill. Visibilities at or
less than a quarter mile will persist through this evening and
overnight.
Pockets of dense freezing fog will continue to impact areas of
north central Oregon through this evening and overnight,
especially along portions of Highway 97 and 197. Visibilities to a
quarter mile or lower will be possible.
* WHAT...An extended period of stagnant air, with light winds and
little vertical mixing. This is due to an inversion near the
surface that will continue to trap pollutants.
* WHERE...Portions of southwest and west central Idaho and northeast
and southeast Oregon.
* WHEN...Until 2 PM MST /1 PM PST/ Thursday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* WHAT...An extended period of stagnant air, with light winds and
little vertical mixing. This is due to an inversion near the
surface that will continue to trap pollutants.
* WHERE...Portions of southwest and west central Idaho and northeast
and southeast Oregon.
* WHEN...Until 2 PM MST /1 PM PST/ Thursday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* WHAT...For the Dense Fog Advisory, visibility has improved, but
patches of dense fog in the Treasure Valley will continue this
morning. For the Air Stagnation Advisory, an extended period of
stagnant air, with light winds and little vertical mixing. This is
due to an inversion near the surface that will continue to trap
pollutants.
* WHERE...Treasure Valley Zones.
* WHEN...Until 2 PM MST Thursday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* WHAT...Southeast winds 20 to 25 mph with gusts up to 45 mph
expected.
* WHERE...Southern portions of the Rogue Valley south of Medford.
This includes Interstate 5 from Phoenix to Ashland.
* WHEN...From 7 PM this evening to 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.
* WHAT...A moderate risk of sneaker waves is expected.
* WHERE...The beaches and shorelines of Curry, Coos, and Douglas
counties.
* WHEN...Through Wednesday morning.
* IMPACTS...Sneaker waves can run up significantly farther on
beaches than normal, including over rocks and jetties. These
waves can suddenly knock people off of their feet and quickly
pull them into the cold ocean waters, resulting in serious
injury or death. Waves may also lift driftwood logs, trapping
anyone caught underneath.
* View the hazard area in detail at
https://www.wrh.noaa.gov/map/?wfo=mfr
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...South Willamette Valley.
* WHEN...Until 9 AM PST this morning.
* IMPACTS...Low visibility could make driving conditions hazardous.
* ADDITIONAL DETAILS...Areas of lowest visibility along I-5 and to
the west. Dense fog is patchy and can form quickly.
* WHAT...Visibility one quarter to one half mile in freezing fog.
* WHERE...Foothills of the Blue Mountains of Oregon, and North
Central Oregon.
* WHEN...Until noon PST today.
* IMPACTS...Low visibility could make driving conditions hazardous.
* WHAT...Mixed precipitation expected. Ice accumulations around a
glaze to one tenth of an inch.
* WHERE...Foothills of the Blue Mountains of Oregon.
* WHEN...From 10 PM this evening to noon PST Thursday.
* IMPACTS...Roads, and especially bridges and overpasses, will
likely become slick and hazardous. Even light ice can cause
dangerous driving conditions due to slippery roads. The hazardous
conditions could impact the Thursday morning commute.
* WHAT...For the Air Stagnation Advisory, an extended period of
stagnant air, with light winds and little vertical mixing. This is
due to an inversion near the surface that will continue to trap
pollutants. For the Dense Fog Advisory, visibility one quarter
mile or less in dense fog.
* WHERE...Portions of southwest and west central Idaho and southeast
Oregon.
* WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday.
For the Dense Fog Advisory, until noon MST today.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Low visibility could make driving conditions
hazardous.
* ADDITIONAL DETAILS...Snow flurries are possible through the
morning commute making for slick road conditions.
* WHAT...An extended period of stagnant air, with light winds and
little vertical mixing. This is due to an inversion near the
surface that will continue to trap pollutants.
* WHERE...Portions of southwest and west central Idaho and northeast
and southeast Oregon.
* WHEN...Until 2 PM MST /1 PM PST/ Thursday.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems.
* WHAT...For the Air Stagnation Advisory, an extended period of
stagnant air, with light winds and little vertical mixing. This is
due to an inversion near the surface that will continue to trap
pollutants. For the Dense Fog Advisory, visibility one quarter
mile or less in dense fog.
* WHERE...Portions of southwest and west central Idaho and southeast
Oregon.
* WHEN...For the Air Stagnation Advisory, until 2 PM MST Thursday.
For the Dense Fog Advisory, until noon MST today.
* IMPACTS...Poor air quality may cause issues for people with
respiratory problems. Low visibility could make driving conditions
hazardous.
* ADDITIONAL DETAILS...Snow flurries are possible through the
morning commute making for slick road conditions.
* WHAT...Visibility one quarter to one half mile in freezing fog.
* WHERE...Foothills of the Blue Mountains of Oregon and Washington,
North Central Oregon, Kittitas Valley, and Simcoe Highlands.
* WHEN...Until noon PST Wednesday.
* IMPACTS...Low visibility could make driving conditions hazardous.
