a method of observation of upper-air winds conducted by means of a weather balloon tracked by radar or a radio direction finder.
Compare raob, rawinsonde.

1945–50; ra(dio) + win(ds-aloft)

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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American Heritage
Abbreviations & Acronyms
radar wind sounding
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Example sentences
The request may be complete rawinsonde, a rawin, or a pibal observation.
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