mesoscale convective system
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Mesoscale convective system — A shelf cloud such as this one can be a sign that a squall is imminent A mesoscale convective system (MCS) is a complex of thunderstorms that becomes organized on a scale larger than the individual thunderstorms but smaller than extratropical… … Wikipedia
Mesoscale convective complex — MCC moving through New England: August 2, 2006 0600 UTC A mesoscale convective complex (MCC) is a unique kind of mesoscale convective system which is defined by characteristics observed in infrared satellite imagery. They are long lived,… … Wikipedia
Mesoscale convective vortex — A screenshot from the Paducah, KY radar of a mesoscale convective vortex on May 8, 2009 near Carbondale, Illinois. This screenshot is from the approximate time a 106 mph (171 km/h) wind gust was recorded at the Carbondale airport. A… … 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
Thunderstorm — Electrical storm redirects here. For other uses, see Electrical storm (disambiguation). A typical thunderstorm A thunderstorm, also known as an electrical storm, a lightning storm, thundershower or simply a storm is a form of weather… … Wikipedia
climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… … Universalium
United States rainfall climatology — The characteristics of United States rainfall climatology differ significantly across the United States and its possessions. Late summer and fall extratropical cyclones bring a majority of the precipitation which falls across western, southern,… … 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
Système convectif de méso-échelle — Passage d une ligne de grain en Pennsylvanie aux États Unis, vue par radar météorologique. Il s agit de l un des types de système convectif de méso échelle Un système convectif de méso échelle (SCM) est un ensemble d orages qui se répartissent… … Wikipédia en Français
thunderstorm — /thun deuhr stawrm /, n. a transient storm of lightning and thunder, usually with rain and gusty winds, sometimes with hail or snow, produced by cumulonimbus clouds. Also called electrical storm. [1645 55; THUNDER + STORM] * * * Violent, short… … Universalium
