New York, NY 22° Los Angeles, CA 23° Chicago, IL 20° Houston, TX 27° Miami, FL 26° Phoenix, AZ 35° Seattle, WA 15° Denver, CO 23° Toronto, ON 16° Vancouver, BC 14°
WeatherLiveIllinoisMount MorrisAir Quality

Mount Morris, IL Air Quality

← Mount Morris

Air quality in Mount Morris

The US Air Quality Index (EPA) grades air from 0 to 500 using fine particles (PM2.5/PM10), ozone and nitrogen dioxide. 0-50 is Good, 51-100 Moderate, 101-150 Unhealthy for Sensitive Groups, and anything higher affects everyone.

US AQI · EPA
57
Moderate
PM2.5
15 µg/m³
WHO guideline 15
PM10
15.3 µg/m³
WHO guideline 45
NO₂ · O₃
31 · 15
µg/m³

Hour by hour (12h)

US EPA AQI
4:00 AM 💨 PM2.5 15 µg/m³
57Moderate
5:00 AM 💨 PM2.5 16.1 µg/m³
59Moderate
6:00 AM 💨 PM2.5 17.2 µg/m³
62Moderate
7:00 AM 💨 PM2.5 18 µg/m³
63Moderate
8:00 AM 💨 PM2.5 14.6 µg/m³
56Moderate
9:00 AM 💨 PM2.5 14.3 µg/m³
56Moderate
10:00 AM 💨 PM2.5 13.3 µg/m³
54Moderate
11:00 AM 💨 PM2.5 11.6 µg/m³
48Good
12:00 PM 💨 PM2.5 11.4 µg/m³
48Good
1:00 PM 💨 PM2.5 11.3 µg/m³
47Good
2:00 PM 💨 PM2.5 11.1 µg/m³
48Good
3:00 PM 💨 PM2.5 10.8 µg/m³
51Moderate

Next few days

daily max · US EPA AQI
Fri 💨 Moderate · UV High
63
Sat 💨 Good · UV Moderate
43
Sun 💨 Good · UV High
50
Mon 💨 Moderate · UV High
75
Tue 💨 No data · UV Very high
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 4:34 AM