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contributor authorHung, R. J.
contributor authorPhan, T.
contributor authorLin, D. C.
contributor authorSmith, R. E.
contributor authorJayroe, R. R.
contributor authorWest, S.
date accessioned2017-06-09T16:02:47Z
date available2017-06-09T16:02:47Z
date copyright1980/04/01
date issued1980
identifier issn0027-0644
identifier otherams-59622.pdf
identifier urihttp://onlinelibrary.yabesh.ir/handle/yetl/4200201
description abstractEnhanced convection-initiated gravity waves associated with an isolated tornado in the absence of a squall line are investigated. Ray-tracing computations based on data observed on 29 May 1977 indicated that the wave sources were located in north-central Oklahoma. Comparison with a radar echo map during the time period when the waves were excited showed that the waves were generated by an isolated cloud with enhanced convection. GOES infrared digital data during the time period from wave excitation to tornado touchdown were analyzed. Results showed that the cloud where the gravity waves were excited was characterized by both a very low temperature at the cloud top and a very high expansion rate of the cold cloud-top area. The lead time between the excitation of the gravity waves and the tornado touchdown is discussed in conjunction with the growth rate of the clouds associated with the tornado.
publisherAmerican Meteorological Society
titleGravity Waves and GOES IR Data Study of an Isolated Tornadic Storm on 29 May 1977
typeJournal Paper
journal volume108
journal issue4
journal titleMonthly Weather Review
identifier doi10.1175/1520-0493(1980)108<0456:GWAGID>2.0.CO;2
journal fristpage456
journal lastpage464
treeMonthly Weather Review:;1980:;volume( 108 ):;issue: 004
contenttypeFulltext


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