NOAA Current Watches-OR

* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Foothills of the Northern and Central Oregon Cascades, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, Tualatin Valley, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems.

* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...South Willamette Valley. * WHEN...Until 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems.

* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Eastern Portland/Vancouver Metro, Portland West Hills and Chehalem Mountain, Inner Portland Metro, and Inner Vancouver Metro. * WHEN...Until 4 PM PST Monday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems.

* WHAT...A moderate risk of sneaker waves is expected. * WHERE...All beaches and shorelines of Douglas, Coos, and Curry counties. * WHEN...From Saturday evening through Sunday afternoon. * 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...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Foothills of the Northern and Central Oregon Cascades, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, Tualatin Valley, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, and South Washington Cascade Foothills. * WHEN...From 4 PM this afternoon to 4 PM PST Tuesday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems.

* WHAT...A persistent inversion with light and variable winds will lead to a period of stagnant air conditions. This scenario could result in the build up of air pollutants near the surface over time. * WHERE...Eastern Portland/Vancouver Metro, Portland West Hills and Chehalem Mountain, Inner Portland Metro, and Inner Vancouver Metro. * WHEN...From 4 PM this afternoon to 4 PM PST Monday. * IMPACTS...Deteriorating air quality may cause issues for people with respiratory problems.

* WHAT...For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 30 possible. * WHERE...South Central Oregon Coast. This includes the communities of North Bend, Port Orford, Myrtle Point, Powers, Reedsport, and Bandon. * WHEN...For the Frost Advisory, from 2 AM to 9 AM PST Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

* WHAT...For the Frost Advisory, temperatures as low as 33 will result in frost formation. For the Freeze Watch, sub-freezing temperatures as low as 30 possible. * WHERE...South Central Oregon Coast. This includes the communities of North Bend, Port Orford, Myrtle Point, Powers, Reedsport, and Bandon. * WHEN...For the Frost Advisory, from 2 AM to 9 AM PST Thursday. For the Freeze Watch, from late Thursday night through Friday morning. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.

* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...East Central Willamette Valley, Lane County Lowlands, and Linn County Lowlands. * WHEN...Until 11 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous.

* WHAT...Visibility of one-quarter mile or less in dense fog. * WHERE...Northern Blue Mountains of Oregon. * WHEN...Until noon PST today. * IMPACTS...Low visibility could make driving conditions hazardous. * ADDITIONAL DETAILS...Visibility near zero has been observed along the slopes of the Northern Blues and along Interstate 84 in the vicinity of Cabbage Hill and Deadman Pass where low clouds are intersecting with the terrain.

* WHAT...Visibility down to a quarter of a mile or less. * WHERE...Foothills of the Northern Blue Mountains of Oregon. * WHEN...Until 10 AM PST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. Oregon Department of Transportation cameras along I-84 are showing poor visibilities from Pendleton up to the top of Cabbage Hill which is causing slow traffic.

* WHAT...Areas of fog, with visibility dropping to a quarter mile or less in dense fog. * WHERE...South Washington and North and Central Oregon Coast, North and Central Coast Range Valleys of Oregon, Lower Columbia River and Cowlitz River Valleys, Central Willamette Valley, Tualatin Valley, Inner Portland Metro, Outer Southeast Portland Metro, Willapa and Wahkiakum Lowlands, North Clark County Lowlands, and Inner Vancouver Metro. * WHEN...Until 11 AM PST Tuesday. * IMPACTS...Low visibility could make driving conditions hazardous.

Locally windy conditions have developed near the base of the Blue Mountains this evening mainly at Cabbage Hill along Interstate 84. Wind gusts 45 to 50 mph can be expected this evening before slowly diminishing late tonight. Motorist are urged to use caution if traveling on this portion of the interstate tonight.

Winds are gradually weakening below advisory criteria.

* WHAT...Southeast winds 25 to 35 mph with gusts up to 45 mph. * WHERE...The Rogue Valley in Jackson County including Medford and Ashland. * WHEN...Until 8 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. * ADDITIONAL DETAILS...While fog remains in the Rogue Valley, conditions are starting to visibly improve. The Dense Fog Advisory is no longer needed.

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, southeast winds 20 to 30 mph with gusts up to 45 mph. * WHERE...The Rogue Valley in Jackson County including Medford and Ashland. * WHEN...For the Dense Fog Advisory, until 11 AM PST this morning. For the Wind Advisory, until 8 PM PST this evening. * IMPACTS...Low visibility could make driving conditions hazardous. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Fog conditions look to improve as winds develop this morning. But for the moment, clearing is not visible on satellite imagery.

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, southeast winds 20 to 30 mph with gusts up to 45 mph. * WHERE...The Rogue Valley in Jackson County including Medford and Ashland. * WHEN...For the Dense Fog Advisory, until 11 AM PST this morning. For the Wind Advisory, until 8 PM PST this evening. * IMPACTS...Low visibility could make driving conditions hazardous. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result. * ADDITIONAL DETAILS...Fog conditions look to improve as winds develop this morning. But for the moment, clearing is not visible on satellite imagery.

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, southeast winds 25 to 35 mph with gusts up to 45 mph. * WHERE...The Rogue Valley in Jackson County including Medford and Ashland. * WHEN...For the Dense Fog Advisory, until 10 AM PST this morning. For the Wind Advisory, until 8 PM PST this evening. * IMPACTS...Low visibility could make driving conditions hazardous. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

* WHAT...For the Dense Fog Advisory, visibility one quarter mile or less in dense fog. For the Wind Advisory, southeast winds 25 to 35 mph with gusts up to 45 mph. * WHERE...The Rogue Valley in Jackson County including Medford and Ashland. * WHEN...For the Dense Fog Advisory, until 10 AM PST this morning. For the Wind Advisory, until 8 PM PST this evening. * IMPACTS...Low visibility could make driving conditions hazardous. Gusty winds will blow around unsecured objects. Tree limbs could be blown down and a few power outages may result.

...The Flood Watch is extended for the following rivers in Oregon... Coquille River at Coquille affecting South Central Oregon Coast zone. * WHAT...Flooding is possible. * WHERE...Coquille River at Coquille. * WHEN...Until early Sunday morning. * IMPACTS...At 20.0 feet, Expect some slight pasture flooding in low-lying areas along and near the Coquille River. Cattle and other farm animals which graze on the floodplain may be impacted. * ADDITIONAL DETAILS... - At 9:45 PM PST Friday the stage was 20.3 feet. - Forecast...Flood stage may be reached based on the latest forecast information. Current forecasts show the river rising to around 20.8 feet by Saturday morning just below flood stage, then slowly falling to around 20 feet by Saturday evening. - Flood stage is 21.0 feet. - http://www.weather.gov/safety/flood