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Such winds are sometimes also called fall winds; the spelling catabatic winds [1] is also used. Katabatic winds can rush down elevated slopes at hurricane speeds, but most are not that intense and many are 10 knots (19 km/h; 12 mph) or less. Not all downslope winds are katabatic. For instance, winds such as the föhn and chinook are rain shadow ...
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 ...
Berg wind, a seasonal katabatic wind blowing down the Great Escarpment from the high central plateau to the coast in South Africa. Cape Doctor , often persistent and dry south-easterly wind that blows on the South African coast from spring to late summer (September to March in the southern hemisphere).
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".
Winds will decrease by Wednesday afternoon. However, the humidity will stay extremely low. Original article source: 'Highest possible' fire danger threatens Southern California as Santa Ana winds ...
Santa Ana winds and, their Bay Area cousin, the Diablo winds occur when air from a region of high pressure over the dry Great Basin region of the U.S. flows westward toward lower pressure located ...
Diurnal wind system variation in the Appalachian mountain range. Mountain and valley breezes form through a process similar to sea and land breezes. During the day, the sun heats up mountain air rapidly while the valley remains relatively cooler. Convection causes it to rise, causing a valley breeze. At night, the process is reversed.
Doyle Rice, USA TODAY December 11, 2024 at 2:05 AM After a few days break, bitter Arctic cold will overspread much of the north-central U.S. Wednesday, while the East Coast sees heavy rain and ...