DataStreme Base Map
http://www.ametsoc.org/amsedu/dstreme/extras/bmap.gif

American Meteorological Society


This site from the American Meteorological Society page features a downloadable blank US map, suitable for illustrating meteorological phenomena.

This resource is referenced here:
Subject: Geoscience:Atmospheric Science:Climatology
Resource Type: Audio/Visual:Maps
Theme: Teach the Earth:Incorporating Societal Issues:Climate Change, Teach the Earth:Course Topics:Atmospheric Science