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The warm and cold flavors of Santa Ana winds are generally rooted in the same dynamics. But cold Santa Ana wind events, Houk said, are driven by mid- and upper-level low pressure and colder air aloft.
The National Weather Service office in Los Angeles is warning that Santa Ana winds will bring the "highest possible" fire danger to the majority of Los Angeles and Ventura counties in Southern ...
A strong Santa Ana wind event is setting up across Southern California. A rare Particularly Dangerous Situation (PDS) alert has been issued for Los Angeles and Ventura counties.
The timing of this Santa Ana Wind Event is similar to the Thomas Fire, which burned over 280,000 acres from December 2017 to January 2018 and is the ninth-largest wildfire in California history.
The Mountain Fire began shortly before 9:00 a.m. PST on November 6 during an episode of strong Santa Ana winds in Southern California. [2] The National Weather Service's Storm Prediction Center delineated an "extremely critical" risk area on their Day 1 fire weather outlook, warning of low relative humidity values combined with a strong wind event with gusts of over 65 miles per hour (105 km/h ...
Red flag warnings are in place for Southern California due to Santa Ana winds that will bring gusts up to 65 mph and “extremely rare and dangerous” fire weather conditions. Red flag warnings ...
The Santa Anas are katabatic winds (Greek for "flowing downhill") arising in higher altitudes and blowing down towards sea level. [7] The National Weather Service defines Santa Ana winds as "a weather condition [in southern California] in which strong, hot, dust-bearing winds descend to the Pacific Coast around Los Angeles from inland desert regions".
The warnings are in effect from Monday through Wednesday night as damaging Santa Ana winds with gusts up to 40 to 65 mph will blow through, according to the National Weather Service in Los Angeles.