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Fire whirls were produced in the conflagrations and firestorms triggered by firebombings of European and Japanese cities during World War II and by the atomic bombings of Hiroshima and Nagasaki. Fire whirls associated with the bombing of Hamburg, particularly those of 27–28 July 1943, were studied. [24]
Following an earthquake in Tokyo in 1923, fire whirls torched parts of three neighborhoods and killed nearly 40,000 people, according to the Association for Asian Studies. In the U.S., fire...
In a fire whirl, rising hot air twists flames into a towering pillar. Although fire whirls in wildlands are normally small, fire whirls can grow large and destructive, forming into a burning tornado, as in the case of the 2018 Carr fire in California.
Fire whirls, especially the larger ones, represent a considerable safety hazard to firefighters through increased fire intensity, spotting, erratic spread rate and direction, and wind damage. Fire whirls range in size from less than 1 m in diameter and velocities less than 10 m/s up to possibly 3 km in diameter and winds greater than 50 m/s.
(THE CONVERSATION) - Wildfire blowups, fire whirls, towering thunderstorms: When fires get large and hot enough, they can actually create their own weather. In these extreme fire situations, firefighters’ ordinary methods to directly control the fire don’t work, and wildfires burn out of control.
Fire whirls, much like dust devils, are not uncommon on a fire when the atmosphere is unstable, and are much smaller than fire tornados. In 1978 a researcher for the National Weather...
When discussing the formation of natural fire whirls, wind patterns and turbulence are vital factors to take into account. Fire whirls arise from the intense heat generated during wildfires, creating thermal updrafts. These updrafts lead to turbulent wind patterns as hot air rises and interacts with cooler surrounding air.
Fire whirls range in size from less than 1 m in diameter and velocities less than 10 m/s up to possibly 3 km in diameter and winds greater than 50 m/s. They have been observed in wildland, urban, and oil spill fires and volcanic eruptions.
Following an earthquake in Tokyo in 1923, fire whirls torched parts of three neighborhoods and killed nearly 40,000 people, according to the Association for Asian Studies. In the U.S., fire whirls have injured firefighters and forced others to deploy emergency shelters, the U.S. Forest Service said.
A fire whirl, also commonly known as a fire devil, or, as a fire tornado, firenado, fire swirl, or fire twister, is a whirlwind induced by a fire and often (at least partially) composed of flame or ash.