Waarschuwingen, East Dallas Community Park

Air Stagnation Advisory issued December 3 at 5:08PM PST until December 5 at 4:00AM PST by NWS Portland OR * WHAT...For the Freezing Fog Advisory, areas of fog and freezing fog, with visibility one quarter mile or less. 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...Central and Southern Willamette Valley. * WHEN...For the Freezing Fog Advisory, until noon PST Wednesday. For the Air Stagnation Advisory, until 4 AM PST Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Fog will be reforming this evening. Low visibility could make driving conditions hazardous. With freezing temperatures, moisture in the fog could freeze on bridges and overpasses, making slick and icy spots. If driving, slow down, use your headlights, and leave plenty of distance ahead of you. Be prepared for thick fog and potentially slick spots later this evening through early Wednesday morning. State air quality agencies highly recommend that no outdoor burning occur and that residential wood burning devices be limited as much as possible. According to state air quality agencies, prolonged periods of stagnant air can hold pollutants close to the ground where people live and breathe. Check with your local burn agency for any current restrictions in your area. People with respiratory illness should follow their physician's advice for dealing with high levels of air pollution during periods of stagnant air, especially if an Air Quality Alert is in effect for your area. To see if an Air Quality Alert is in effect for your area, go to www.weather.gov/pqr and left-click your location on the homepage map display. Alternatively, you could also type your location into the search bar found on the top-left hand side of the homepage. From there, you will see an Air Quality Alert listed at the top if one is in effect for your location; you can click the alert to read more details if applicable.

Freezing Fog Advisory issued December 3 at 5:08PM PST until December 4 at 12:00PM PST by NWS Portland OR * WHAT...For the Freezing Fog Advisory, areas of fog and freezing fog, with visibility one quarter mile or less. 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...Central and Southern Willamette Valley. * WHEN...For the Freezing Fog Advisory, until noon PST Wednesday. For the Air Stagnation Advisory, until 4 AM PST Thursday. * IMPACTS...Poor air quality may cause issues for people with respiratory problems. Fog will be reforming this evening. Low visibility could make driving conditions hazardous. With freezing temperatures, moisture in the fog could freeze on bridges and overpasses, making slick and icy spots. If driving, slow down, use your headlights, and leave plenty of distance ahead of you. Be prepared for thick fog and potentially slick spots later this evening through early Wednesday morning. State air quality agencies highly recommend that no outdoor burning occur and that residential wood burning devices be limited as much as possible. According to state air quality agencies, prolonged periods of stagnant air can hold pollutants close to the ground where people live and breathe. Check with your local burn agency for any current restrictions in your area. People with respiratory illness should follow their physician's advice for dealing with high levels of air pollution during periods of stagnant air, especially if an Air Quality Alert is in effect for your area. To see if an Air Quality Alert is in effect for your area, go to www.weather.gov/pqr and left-click your location on the homepage map display. Alternatively, you could also type your location into the search bar found on the top-left hand side of the homepage. From there, you will see an Air Quality Alert listed at the top if one is in effect for your location; you can click the alert to read more details if applicable.