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WeatherLive › Wyoming › Casper › Air Quality

Casper, WY Air Quality

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Air quality in Casper

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
17
Good
PM2.5
2.9 µg/m³
WHO guideline 15
PM10
3.1 µg/m³
WHO guideline 45
NO₂ · O₃
11 · 35
µg/m³

Hour by hour (12h)

US EPA AQI
10:00 PM 💨 PM2.5 2.9 µg/m³
17Good
11:00 PM 💨 PM2.5 2.8 µg/m³
18Good
12:00 AM 💨 PM2.5 2.7 µg/m³
19Good
1:00 AM 💨 PM2.5 2.6 µg/m³
20Good
2:00 AM 💨 PM2.5 2.4 µg/m³
21Good
3:00 AM 💨 PM2.5 2.3 µg/m³
21Good
4:00 AM 💨 PM2.5 2.2 µg/m³
21Good
5:00 AM 💨 PM2.5 2.1 µg/m³
21Good
6:00 AM 💨 PM2.5 2.1 µg/m³
21Good
7:00 AM 💨 PM2.5 2.2 µg/m³
20Good
8:00 AM 💨 PM2.5 2.2 µg/m³
22Good
9:00 AM 💨 PM2.5 1.6 µg/m³
26Good

Next few days

daily max · US EPA AQI
Thu 💨 Good · UV Low
44
Fri 💨 Good · UV Low
46
Sat 💨 Good · UV Low
46
Sun 💨 Good · UV Moderate
40
Mon 💨 Good · UV Moderate
43

Weather map — Casper

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Updated: 10:59 PM