Aggregator

* 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.

* WHAT...Significant coastal flooding possible. Inundation of 2 to 3 feet above ground level is likely along shorelines and low- lying coastal areas. Waves of 15-17 feet are expected along the coast. * WHERE...North Coast and Central Coast zones. * WHEN...Highest impacts will occur within 2 hours of the 11 AM high tide on Saturday. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure may be inundated or damaged. Some shoreline erosion may occur. * ADDITIONAL DETAILS...Forecast confidence is currently moderate in 2 to 3 feet of inundation. However, there is a 10 percent chance of water levels up to 3.5 feet above ground level. In addition to the expected flooding on Saturday, flooding will be possible starting Friday and will continue through Monday during the late morning to mid-day high tides.

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.

* 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.

* 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 one quarter mile or less in dense fog. 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...Portions of southwest and west central Idaho and southeast Oregon. * WHEN...For the Dense Fog Advisory, until noon MST Wednesday. For the Air Stagnation Advisory, until 2 PM MST Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Areas of light snow will also occur with the fog, making roads locally slick.