East Slopes Northern Cascades
Air Stagnation Advisory:
- ...Air stagnation advisory remains in effect until 10 am PST Saturday...
- air quality...light winds and a temperature inversion will heighten the potential for elevated pollution levels in central Washington and northeast Washington tonight through Saturday morning. Weak weather disturbances will pass through the area starting tonight and may slightly improve the situation... however a stronger cold front passage Saturday is expected to end the stagnant conditions which is why the air stagnation advisory is in effect until 10 am PST Saturday.
- Impacts...burn bans may be in effect for your area. Please consult your state or tribal authorities before burning.
- Locations...a few communities included in the air stagnation advisory are...Ritzville...Moses Lake...Grand Coulee... Colville...Omak...Winthrop... Wenatchee...and Leavenworth. Precautionary/preparedness actions... An air stagnation advisory indicates that due to limited movement of an airmass across the advisory area...pollution has the potential to increase to dangerous levels. Persons with respiratory illness should follow their physicians advice for dealing with high levels of air pollution.