Anvil Rollover - [Slang], a circular or semicircular lip of clouds along the underside of the upwind part of a back-sheared anvil, indicating rapid expansion of the anvil.
Anvil Rollover - [Slang], a circular or semicircular lip of clouds along the underside of the upwind part of a back-sheared anvil, indicating rapid expansion of the anvil. See cumuliform anvil, knuckles, mushroom.
ANVIL ROLLOVER - The upwind side of a thunderstorm anvil rolling into the upper level wind flow. Sometimes called a BACK SHEARED ANVIL.
See also cumuliform anvil and anvil rollover.
NOAA National Weather Service - Cite This Source - This Definition
Browse Related Terms: Anvil, Anvil Dome, Anvil Rollover, Back-sheared Anvil, CB, CBMAM, Cumuliform Anvil, Mushroom, Orphan Anvil, SPRD ...
Mushroom Slang for a thunderstorm with a well-defined anvil rollover, and thus having a visual appearance resembling a mushroom.
Myctophobia The fear of darkness.
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resembling cumulus-type clouds (rather than the more typical fibrous appearance associated with cirrus). A cumuliform anvil arises from rapid spreading of a thunderstorm updraft, and thus implies a very strong updraft. See anvil rollover, knuckles, ...
They usually appear on the upwind side of a back-sheared anvil, and indicate rapid expansion of the anvil due to the presence of a very strong updraft. They are not mammatus clouds. See also cumuliform anvil, anvil rollover.
See anvil rollover, knuckles, mushroom.Cumulus(Abbrev. CU) - detached clouds, generally dense and with sharp outlines, showing vertical development in the form of domes, mounds, or towers.
See also cumuliform anvil and anvil rollover.Kp IndexA 3-hourly planetary geomagnetic index of activity generated in Gottingen, Germany, ...
MushroomA thunderstorm with a well-defined anvil rollover, and thus having a visual appearance resembling a mushroom.Night, overnightSunset to sunrise.NormalThe long-term average value of a meteorological element for a certain area.
 See also: Thunder, Thunderstorm, Clouds, Storm, Moisture
  
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