Skilled in predicting shifts, as in the weather or public opinion.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Physical Geography) skilful or experienced in predicting weather conditions
2. skilful or experienced in predicting trends in public opinion, reactions, etc
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. skillful in predicting weather.
2. skillful in predicting reactions, opinions, etc.: weather-wise political experts.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.