The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...
The hazardous air quality in Los Angeles is largely a result of smoke from the Pacific Palisades Fire, intensified by strong ...
Officials are warning of windblown ash and other pollutants from Los Angeles-area fires and say air quality readers won't ...
A surface inversion is preventing the normal mixing of air, meaning pollutants will remain trapped at lower altitudes.
"Light winds and limited air movement will lead to a period of stagnant air conditions," NWS said, warning of "deteriorating ...
The National Weather Service has issued a Red Flag Warning for most of San Diego County amid another round of Santa Ana winds ...
Fanned by fierce winds and fueled by vegetation bone-dry after a long period of little or no rain, the Los Angeles fires ...
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