A flammagenitus cloud, also known as a flammagenitus, pyrocumulus cloud, or fire cloud, is a dense cumuliform cloud associated with fire or volcanic eruptions...

development could produce heavy precipitation. A flammagenitus cloud, or pyrocumulus, (FgCu or FgCu con) is a rapidly growing convective cloud associated...

Wildfire in Yellowstone National Park produces a pyrocumulus cloud...

within the cloud. Pilei can also form above mountains, ash clouds, and pyrocumulus clouds from erupting volcanoes. Pilei form above some mushroom clouds...

as it enters the cooler upper atmosphere, generating what is known as pyrocumulus clouds ("fire clouds") or, if large enough, pyrocumulonimbus ("fire storm")...

Halifax Explosion The pyrocumulus cloud produced by the explosion Date 6 December 1917; 106 years ago (6 December 1917) Time 9:04:35 am (AST) Location...

considered tornadoes, except in the rare case where they connect to a pyrocumulus or other cumuliform cloud above. Fire whirls usually are not as strong...

mandatory evacuation area to 14 zones. The Airport Fire produced a large pyrocumulus cloud, worsening the air quality in the immediate area and nearby population...

The East Troublesome Fire producing a pyrocumulus cloud on October 22...

Accepted as a WMO supplementary feature with the Latin name fluctus. Pyrocumulus and Pyrocumulonimbus Cumulus and cumulonimbus clouds formed by quickly...

atmospheric phenomena. Using the pyro- prefix, fire-induced clouds are called pyrocumulus and pyrocumulonimbus. Larger fire vortices are similarly being viewed...

in the atmosphere. Fallout may get entrained with the products of a pyrocumulus cloud and fall as black rain (rain darkened by soot and other particulates)...

which it is detonated. Fallout may get entrained with the products of a pyrocumulus cloud and when combined with precipitation falls as black rain (rain...

columns. Great vertical differences in temperature and humidity encourage pyrocumulus clouds, strong winds, and fire whirls with the force of tornadoes at...

A view of the Halifax Explosion pyrocumulus cloud, most likely from Bedford Basin looking toward the Narrows 15–20 seconds after the explosion....

are known, but some still not fully understood.[improper synthesis?] "Pyrocumulus entry in the AMS Glossary". Archived from the original on 2022-12-19...

access routes for ground-based firefighting personnel. The fire produced pyrocumulus clouds and burned actively into the night. Despite the efforts of ground...

A pyrocumulus cloud forms over the North Shuswap area during the August expansion of the fire....

city took almost three hours to form into a firestorm and produce a pyrocumulus cloud, a cloud that is assumed to have reached upper tropospheric heights...

Station Fire Pyrocumulus cloud from the Station Fire, seen from North Hollywood Date(s) August 26, 2009 (2009-08-26) – October 16, 2009 (2009-10-16) Location...

airport. On May 4, the fire was found to be producing lightning and pyrocumulus clouds due to its heat and large size, which added to the risk of more...

the southwest of the state, burning more than half of the park. The pyrocumulus cloud from the fires could be seen 80 km (50 mi) south in Albany. By...

an NWS forecaster told the New York Times that the fire had created pyrocumulus clouds almost daily, with some reaching as high as 30,000 feet; the fire...

Beechworth fire commenced. 6:00 pm – Kilmore East fire smoke plume and pyrocumulus cloud reached 15 km (9.3 mi) high. 6:45 pm – Murrindindi Mill fire front...

precipitation at the surface and is the most common natural cause of wildfires. Pyrocumulus clouds produce lightning for the same reason that it is produced by cumulonimbus...

formed by large scale fires or volcanic eruptions. Smaller low-level "pyrocumulus" or "fumulus" clouds formed by contained industrial activity are now...

2020 California lightning siege The Loyalton Fire's smoke plume and pyrocumulus cloud on August 15, taken from the Plumas/Sierra county line near Calpine...

Wildfire in Yellowstone National Park produces a pyrocumulus cloud....

Lava Fire The Lava Fire producing a pyrocumulus cloud on June 30 Date(s) June 25, 2021 (2021-06-25) – September 3, 2021 (2021-09-03) Location Weed, California...

Dixie Fire A pyrocumulus cloud rising from the Dixie Fire, looking east from a country road north of Chico on the evening of July 22, 2021 Date(s) July 13 (13-07)...