- Rear Flank Downdraft
- Textile: RFD
Универсальный русско-английский словарь. Академик.ру. 2011.
Универсальный русско-английский словарь. Академик.ру. 2011.
Rear flank downdraft — The rear flank downdraft or RFD is a region of dry air wrapping around the back of a mesocyclone in a supercell thunderstorm. These areas of descending air are thought to be essential in the production of many supercellular tornadoes. Large hail… … Wikipedia
Tornado — This article is about the weather phenomenon. For other uses, see Tornado (disambiguation). For the current tornado season, see Tornadoes of 2011 … Wikipedia
Convective storm detection — is the meteorological observation of deep, moist convection (DMC) and consists of detection, monitoring, and short term prediction. This term includes the minority of storms which do not produce lightning and thunder. Convective storms can… … Wikipedia
Supercell — A supercell is a severe thunderstorm with a deep, continuously rotating updraft (a mesocyclone). [ [http://www.stormchasers.au.com/lemon7.htm 12B ] ] Of the four classifications of thunderstorms (supercell, single cell, multi cell, and squall… … Wikipedia
Vertical draft — For the band, see Air Pocket (band) An updraft or downdraft is the vertical movement of air as a weather related phenomenon. One of two forces causes the air to move. Localized regions of warm or cool air will exhibit vertical movement. A mass of … Wikipedia
Mesocyclone — A mesocyclone from the Greensburg, Kansas tornado event indicated on Doppler weather radar. A mesocyclone is a vortex of air, approximately 2 to 10 miles in diameter (the mesoscale of meteorology), within a convective storm … Wikipedia
Wall cloud — A wall cloud, or pedestal cloud, is a cloud formation associated with thunderstorms. It is a marked lowering typically beneath the rain free base (RFB) portion of a deep cumulus cloud (normally cumulonimbus but on occasion cumulus congestus), and … Wikipedia
Courants descendants de flanc avant et arrière — Diagramme montrant la localisation des courants descendants de flanc avant (FFD) et arrière (RFD) vue du sommet d un orage supercellulaire Les courants descendants de flancs avant et arrière sont des caractéristiques associées aux cumulonimbus de … Wikipédia en Français
Gustnado — A gustnado is a colloquial expression for a type of short lived, shallow, cyclonic circulation that can form in a severe thunderstorm. While it derives its name from the tornado, it has little in common with tornadoes structurally in terms of… … Wikipedia
Tornadogenesis — A sequence of images showing the birth of a supercellular tornado. First, the rotating cloud base lowers. This lowering becomes a funnel, which continues descending while winds build near the surface, kicking up dust and other debris. Finally,… … Wikipedia
Liste der Abkürzungen in der Meteorologie — Dieser Artikel listet alle in der Meteorologie benutzten und gebräuchlichen Abkürzungen auf. Neue Abkürzungen bitte in alphabetischer Reihenfolge eintragen. Danke! Siehe auch Meteorologische Ausdrücke in Deutsch, Englisch, Spanisch und… … Deutsch Wikipedia