The Santa Ana winds occur when there is high pressure to the east, in the Great Basin, and a low-pressure system off the coast. Air masses move from high pressure to low pressure, and the more extreme ...

To make up for the loss, scientists from Caltech and the Jet Propulsion Laboratory (JPL) in La Cañada Flintridge set up a ...

More Altadena properties burned in the Eaton Fire have tested positive for asbestos — the mineral fiber linked to lung cancer​ and diseases like mesothelioma — than those being cleared in the ...

Altadena families say they have been living at a fire-damaged apartment complex without gas or power. A legal consultant for ...

Affected landowners may be able to avail themselves of certain protections under state and federal environmental laws. In ...

In the wake of the Eaton fire, Caltech researchers working with community members, business owners, and schools in Altadena and Pasadena have quickly ...

Wildfire turned vibrant Altadena to rubble. The Monitor is following what comes next on one block. How neighbors rebuild, how ...

A Washington Post analysis shows that some officials knew of the fire’s westward spread hours before evacuation orders were sent to residents in western Altadena.

The federal government owns more than 90% of California’s public lands. Firing San Diego immigration court judges won’t help ...

Days after the new year began, several Los Angeles counties erupted into flames. Three volatile wildfires — Palisades, Eaton ...

In the aftermath of the January Southern California wildfires, which ravaged large parts of Altadena and Pacific Palisades, ...

With a storm bringing a risk of mudslides and debris flows, some areas of Los Angeles recently burned by wildfires will face ...