The air quality index measures PM2.5, less than 2.5 microns particles, to determine the intensity of air pollution in cities.

On Tuesday morning, the winds relaxed, and the “particularly dangerous situation,” a type of red-flag warning of extreme wildfire risk ... as a storm out of Canada moves south into Northern ...

The Hughes fire is burning around Castaic Lake north of Castaic. The blaze broke out shortly before 11 a.m. Wednesday amid red flag warnings ... As the sun began to set over Castaic Lake on ...

Coverage of the Hughes, Sepulveda and Laguna fires in Southern California during a fourth consecutive day of red flag fire weather warnings.

UNDER THE Trump administration, the era of big government may be over. Since his inauguration, the 47th president is ...

If you want to see year-round color, you don't need to look further than your backyard. There are many native shrubs and ...

As deadly wildfires raged in Los Angeles in January 2025, a video (archived) circulated online claiming to show South African firefighters landing in Canada on their way to assist in firefighting ...

Many Californians thought wildfires couldn’t reach deep into their ... a Southern California native who for a quarter-century lived in her brick-red bungalow in Altadena, a historic town 15 ...

As crews work to contain the destructive fires, posts circulating across social media claim Mexico and Canada have sent firefighters to California to help crews there. Multiple VERIFY readers ...

Red signifies an advancing indicator, Kelly said. When a fire is aggressively advancing in a certain direction, like when a fire is wind driven, the red flag shows that direction. Blue signifies a ...

Languages: English. A red flag warning is issued by meteorologists when environmental conditions are favorable for rapid fire spread. Typically, this means winds must be at least 35 miles per hour ...