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Aug. 8 Air Quality Report for Rail Fire -- Weather and Smoke Synopsis



The next couple of days will bring breezy northwest winds to the fire area. Winds are expected to be 10-15 mph with gusts possibly reaching 25 mph and conditions remaining dry with humidity at the 20-30% level.  Surface inversion lifting around 1000 hours today. Northwesterly winds may push smoke toward Unity and Vail. Unity is expected to have Moderate levels this evening and into the morning. Baker City, Burns, John Daly and Prairie City will have Good smoke levels today. Expect a clearing overnight with smoke settling into the drainages.
Air Quality Outlook
Sites with air quality monitor
Site
Yesterday
Today
Tomorrow
When smoke may be worse
John Day
Good
Good
Good
Expect Good smoke levels today with hazy skies
Baker City
Good
Good
Good
Expect Good smoke levels today with hazy skies this afternoon.
Burns
Good
Good
Good
Expect Good smoke levels today.
Sites without a monitor
Site
Today
Tomorrow
When smoke may be worse
Unity
Good
Good
Expect Good smoke levels today with possible Moderate in the early evening into the morning.
Prarie City
Good
Good
Expect Good smoke levels today.
Vale
Good
Good
Expect Good smoke levels today.
Disclaimer: Conditions may change quickly. These predictions are based on anticipated weather and fire activity. AQI estimates for sites do not represent a full 24-hour time period.  Instead they reflect a period of time within the day where smoke impacts would be greatest.
Air Quality Index (AQI) Levels of Health Concern

ACTIONS TO PROTECT YOURSELF
Good
None
Moderate
Highly smoke sensitive people should consider reducing prolonged or heavy outdoor exertion.
Unhealthy for Sensitive Groups  (USG)
People within Sensitive Groups* should reduce prolonged or heavy outdoor exertion.  Everyone else may find relief by limiting prolonged or heavy outdoor exertion.
Unhealthy
People within Sensitive Groups* should avoid all physical outdoor activity.  Everyone else should avoid prolonged or heavy outdoor exertion.

Issued for Monday Aug. 8, 2016
Incident Air Resource Adviser Contact: Ariane Sarzotti (ariane_sarzotti@nps.gov)