Air quality in Hempstead
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.
PM2.5
19.4 µg/m³
WHO guideline 15
PM10
19.6 µg/m³
WHO guideline 45
Hour by hour (12h) US EPA AQI
8:00 PM
💨
PM2.5 19.4 µg/m³
66 Moderate
9:00 PM
💨
PM2.5 21.9 µg/m³
72 Moderate
10:00 PM
💨
PM2.5 23.5 µg/m³
75 Moderate
11:00 PM
💨
PM2.5 22.9 µg/m³
74 Moderate
12:00 AM
💨
PM2.5 21.9 µg/m³
72 Moderate
1:00 AM
💨
PM2.5 21.9 µg/m³
72 Moderate
2:00 AM
💨
PM2.5 23.1 µg/m³
74 Moderate
3:00 AM
💨
PM2.5 23.9 µg/m³
76 Moderate
4:00 AM
💨
PM2.5 22.9 µg/m³
74 Moderate
5:00 AM
💨
PM2.5 20.5 µg/m³
69 Moderate
6:00 AM
💨
PM2.5 18.7 µg/m³
65 Moderate
7:00 AM
💨
PM2.5 19.7 µg/m³
67 Moderate
Next few days daily max · US EPA AQI
Tue
💨
Moderate · UV Moderate
75
Wed
💨
Unhealthy for Sensitive Groups · UV Moderate
107
Thu
💨
Moderate · UV Low
79
Fri
💨
Unhealthy for Sensitive Groups · UV Moderate
145
Sat
💨
Moderate · UV Moderate
59
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Precip NEXRAD · NOAA Temp Wind Clouds Terrain