[TowerTalk] Wind zone maps

[N6FD]

There were also some shadings (cross hatch) on the western portion of 
the map.  What do they represent?

Erich
N6FD

-----Original Message-----
From: "Joe Subich, W4TV" <lists at subich.com>
Sent: Oct 1, 2009 11:35 PM
To: 'Lou Laderman' <lladerman at earthlink.net>, towertalk at contesting.com
Subject: RE: [TowerTalk] Wind zone maps

The wind zone map in that document contains no legend.
Exactly what are the numbers/contours intended to
represent?

73,

 ... Joe, W4TV