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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 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 Santa Ana winds form in a western area of the country known as the Great Basin, which includes Nevada and part of Utah. ... In cooler months — typically September to May — cold air in the ...
Piteraq (cold katabatic wind on the Greenlandic east coast) Santa Ana winds (dry downslope winds that affect coastal Southern California and northern Baja California) Santa Lucia winds (a downslope wind affecting southern San Luis Obispo and northern Santa Barbara Counties, California) [citation needed]
An arctic air mass will channel temperatures 20-30 degrees below already historically cold January averages. ... hoping no other blazes ignite during the latest round of ferocious Santa Ana winds. ...
Santa Ana winds can sweep urban pollution away, creating sparkling vistas. At the same time, the extreme lack of moisture dries out lips, noses, throats and skin. In the short story “Red Wind,” Raymond Chandler captured the emotional effect: “There was a desert wind blowing that night.
The Santa Ana winds are notorious for being hot, dry and dusty, but the quality that really defines these 'devil winds' is their direction. ... Although these “cold Santa Anas” can still cause ...
Santa Ana winds bring in dry gusts, flowing from the high desert over mountains and through canyons, drying out vegetation as the cold air descends from an area of high pressure and compresses and ...