Based on the common formula temperature & dewpoint recorded realtime from this weather station to calculate an estimated height of the cloudbase.It is not a accurate tool it is a relative indicator. Measured in feet or meters. Information on Cloudbase

GOOD

MOD=MODERATE

UHS=Unhealthy for Sensitive Groups

UH=Unhealthy (Precautions Required)

VU=Very Unhealthy (Critical Conditions)

HZ=Hazardous (Life Threatening)

Information on Air Quality