Weather Alert
John Day Basin
NOAA Issue Date: 11/26/2020 02:23:00 PM
What
Poor air quality expected to develop.
Where
John Day basin.
When
Until 10 AM PST Sunday.
Impacts
Poor air quality may cause issues for people with respiratory problems.
Precautionary/preparedness actions...
People with respiratory illness should follow their physician's advice for dealing with high levels of air pollution during periods of stagnant air. 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.
Weather Alert
South Central Coast
NOAA Issue Date: 11/26/2020 02:00:00 PM
What
For the Frost Advisory, low temperatures will range from 33 to 37 degrees. This will allow frost formation.
Where
South central Oregon coast.
When
From 2 AM to 9 AM PST Friday.
Impacts
Frost conditions could kill crops and other sensitive vegetation.
View the hazard area in detail at
https://www.wrh.noaa.gov/mfr/hazard
Precautionary/preparedness actions...
Take steps now to protect tender plants from the cold.
Weather Alert
Douglas Co. East Foothills, Central & East Lake Co., Central Douglas County, Jackson Co., North & East Klamath Co. & West Lake Co., Klamath Basin, East Curry Co. & Josephine Co., South Central Cascades, Siskiyous & South Cascades
NOAA Issue Date: 11/26/2020 02:00:00 PM
What
High pressure over the area during the advisory period will result in light winds, strong Valley inversions, and limited mixing. These conditions are likely to result in periods of diminished air quality during the advisory period.
Where
The valleys of central Douglas county, eastern Curry county and Josephine county, eastern Douglas county foothills, Jackson county, south central Oregon Cascades, Siskiyou mountains and southern Oregon Cascades, Klamath basin, northern and eastern Klamath county and western Lake county and central and eastern Lake county.
When
From 5 PM Thursday to 11 AM PST Monday.
Impacts
Air stagnation is likely to result in diminishing air quality with time, especially in and near areas with significant sources of air pollution. Diminished air quality is likely to cause health issues for people with respiratory problems if precautions are not taken.
Additional details
An incoming frontal system is expected to result in improving air quality Monday afternoon.
View the hazard area in detail at
https://www.wrh.noaa.gov/mfr/hazard
Precautionary/preparedness actions...
People with respiratory illness should follow their physician's advice for dealing with diminished air quality. N95 masks are effective at filtering out the majority of harmful air particulates. 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.