Modernized changes to long-held operating procedures at the dams walling Lake Oroville and New Bullards Bar Reservoir in ...

Santa Ana, Calif. - Effective Thursday, March 13 at 6 pm all evacuation orders have been lifted for Trabuco Canyon, Hot ...

Using historical forecasts, reservoir storage and river flow data, scientists found that FIRO, combined with a planned second ...

The same storm system driving severe weather elsewhere in the country this week is fueling one of the most widespread and ...

A major storm continued to wallop much of Southern California on Thursday morning, bringing evacuation warnings, fears of ...

An atmospheric river began hammering down in Southern California, bringing heavy rain and triggering mandatory evacuation orders in some areas.

Flood watches are in effect for most of L.A. County, with the possibility for flooding across the area. Schoenfeld said there ...

Orange County and Santa Ana Mountains is under an updated flood watch which was issued by the National Weather Service on ...

Effective Wednesday, March 12 at 10 am, an Evacuation Warning (Voluntary) will be issued for areas in the Trabuco Canyon, Hot ...

The first storm was a precursor for a stronger storm set to bear down on the region Wednesday into Thursday, forecasters said ...

Light rain is expected during the day. The high will be 58°. Good air quality (0-50) Primary pollutant PM2.5 7.4 μg/m³ Pressure is the weight of the air in the atmosphere. It is normalized to the ...