Watches, Warnings, and Advisories
Current Watches, Warnings and Advisories for North Central Oregon (ORZ042) Oregon Issued by the National Weather Service
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| Areas affected: East Columbia River Gorge; Foothills of the Northern Blue Mountains of Oregon; Foothills of the Southern Blue Mountains of Oregon; John Day Basin; North Central Oregon; Wallowa County | ||||||||||||||||||||
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Instructions: An air stagnation advisory indicates that due to limited movement
of an air mass across the advisory area...pollution will
increase. Check with your local air quality agency for possible
restrictions in your area. For additional weather information...
Check our website at www.weather.gov/pendleton. Message summary: ...dense freezing fog in the the lower columbia basin and the washington blue mountain foothills through sunday morning... ...deteriorating air quality through at least tuesday morning... .high pressure over the region along with relatively light winds will limit the amount of dispersion of pollutants near the ground. These conditions may briefly improve each afternoon. Weather models indicate some potential for air quality improvement tuesday...but there is a potential for stagnant conditions through most of next week. Strong inversions have also resulted in areas of fog and low clouds...and dense freezing fog can be expected in the lower columbia basin and the blue mountain foothills of washington through sunday morning. ...air stagnation advisory remains in effect until 10 am pst tuesday... An air stagnation advisory remains in effect until 10 am pst tuesday. * timing: for stagnant conditions...through at least next tuesday morning. * locations: most lower elevations and valleys of northeast oregon and southeast washington. * impacts: air quality will decrease over time. People sensitive to air quality issues should take precautions. ...view the complete message |
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Source: NWS Watches, Warnings or Advisories for zone ORZ042
