AIR QUALITY INDEX WEATHER NORTHWEST WEATHER OPERATIONS CENTER 300 AM PDT LOCATION: JOHN DAY DAYTON ST. TIME AQI CATEGORY POLLUTANT ==== === ======== ========= 3AM Sun 78 Moderate 24-Hour PM2.5 1PM Fri 47 Good 24-Hour PM2.5 12PM Fri 47 Good 24-Hour PM2.5 11AM Fri 51 Moderate 24-Hour PM2.5 10AM Fri 54 Moderate 24-Hour PM2.5 9AM Fri 56 Moderate 24-Hour PM2.5 8AM Fri 63 Moderate 24-Hour PM2.5 6AM Fri 58 Moderate 24-Hour PM2.5 5AM Fri 57 Moderate 24-Hour PM2.5 4AM Fri 51 Moderate 24-Hour PM2.5 3AM Fri 52 Moderate 24-Hour PM2.5 2AM Fri 56 Moderate 24-Hour PM2.5 1AM Fri 61 Moderate 24-Hour PM2.5 12AM Fri 65 Moderate 24-Hour PM2.5 11PM Thu 65 Moderate 24-Hour PM2.5 10PM Thu 62 Moderate 24-Hour PM2.5 9PM Thu 56 Moderate 24-Hour PM2.5 8PM Thu 48 Good 24-Hour PM2.5 7PM Thu 45 Good 24-Hour PM2.5 6PM Thu 38 Good 24-Hour PM2.5 5PM Thu 40 Good 24-Hour PM2.5 4PM Thu 41 Good 24-Hour PM2.5 3PM Thu 42 Good 24-Hour PM2.5 2PM Thu 43 Good 24-Hour PM2.5 1PM Thu 48 Good 24-Hour PM2.5 12PM Thu 54 Moderate 24-Hour PM2.5 11AM Thu 61 Moderate 24-Hour PM2.5 10AM Thu 65 Moderate 24-Hour PM2.5 9AM Thu 75 Moderate 24-Hour PM2.5 8AM Thu 76 Moderate 24-Hour PM2.5 6AM Thu 69 Moderate 24-Hour PM2.5 5AM Thu 66 Moderate 24-Hour PM2.5 4AM Thu 69 Moderate 24-Hour PM2.5 3AM Thu 75 Moderate 24-Hour PM2.5 2AM Thu 81 Moderate 24-Hour PM2.5 1AM Thu 82 Moderate 24-Hour PM2.5 12AM Thu 81 Moderate 24-Hour PM2.5 11PM Wed 74 Moderate 24-Hour PM2.5 10PM Wed 66 Moderate 24-Hour PM2.5 9PM Wed 57 Moderate 24-Hour PM2.5 8PM Wed 49 Good 24-Hour PM2.5 7PM Wed 40 Good 24-Hour PM2.5 6PM Wed 36 Good 24-Hour PM2.5 5PM Wed 36 Good 24-Hour PM2.5 4PM Wed 37 Good 24-Hour PM2.5 3PM Wed 38 Good 24-Hour PM2.5 2PM Wed 39 Good 24-Hour PM2.5 1PM Wed 40 Good 24-Hour PM2.5 12PM Wed 42 Good 24-Hour PM2.5 $$