squall line

squall line
A narrow zone of meteorological activity usually parallel or nearly parallel to a cold frontal surface, occurring some distance away. Squall-line activity, or a line squall, is characterized by thunderstorms, heavy rain, brief wind shifts, gusty winds, abrupt pressure rises, and abrupt temperature falls.

Aviation dictionary. 2014.

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  • Squall line — [ thumb|right|200 px|Cyclonic vortex over Pennsylvania with a trailing squall line.] A squall line is a line of severe thunderstorms that can form along and/or ahead of a cold front. In the early 20th century, the term was used as a synonym for… …   Wikipedia

  • squall line — noun a cold front along which squalls or thunderstorms are likely • Hypernyms: ↑cold front, ↑polar front * * * noun 1. : an intersection or boundary between the cold and the warm winds of an extratropical cyclone or between the cold air of an… …   Useful english dictionary

  • squall line — Meteorol. a line or extended narrow region within which squalls or thunderstorms occur, often several hundred miles long. * * * …   Universalium

  • squall line — noun A line of thunderstorms, hundreds of miles long, with squalls at the advancing edge …   Wiktionary

  • squall line —   A line of severe thunderstorms that can form along and/or ahead of a cold front …   Geography glossary

  • squall line — noun Meteorology a narrow band of high winds and storms associated with a cold front …   English new terms dictionary

  • Squall — A squall is a sudden, sharp increase in wind speed which is usually associated with active weather, such as rain showers, thunderstorms, or heavy snow. [The Weather Channel. [http://www.weather.com/glossary/s.html Weather Glossary: S.] Retrieved… …   Wikipedia

  • line squall — noun a squall advancing along a front that forms a definite line • Hypernyms: ↑squall * * * noun : a squall or thunderstorm occurring along a squall line; also : a line of squalls or thunderstorms * * * a squall advancing along a front that forms …   Useful english dictionary

  • squall — Synonyms and related words: altercation, bark, battle cry, bawl, bay, beef, bell, bellow, bickering, black squall, blare, blast, blat, blate, bleat, blizzard, blow, blow a hurricane, blow great guns, blow over, blow up, blubber, bluster, boom,… …   Moby Thesaurus

  • line squall — A squall or series of squalls extending along a squall line or instability line. The word squall is used to describe a strong wind that rises and dies away quickly. A line squall is a squall advancing on a wide front, sometimes hundreds of miles… …   Aviation dictionary

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