- a map or chart showing weather conditions over a wide area at a particular time, compiled from simultaneous observations at different places.
Origin of weather map
An Americanism dating back to 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for weather map
The weather-map must be watched at sowing time to make sure of a moist seed-bed.The Pears of New York
U. P. Hedrick
- a synoptic chart showing weather conditions, compiled from simultaneous observations taken at various weather stations
A map showing the weather patterns throughout a given region.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.