[decimon]

Does this really tell them anything that a study of topographical data could not?

Field testing.

[bigheadfred]

torches, huh?

http://www.google.com/url?sa=t&source=web&cd=1&ved=0CBgQFjAA&url=http%3A%2F%2Fwww.baxterboo.com%2Fcatdogblog%2Fpost.cfm%2Fvideo-synchronized-sheepherding&rct=j&q=synchronized%20sheep%20videos&ei=e6qGTe2LA5P4swPpsKTYBQ&usg=AFQjCNF5YoBX9b4c-QXMBfPu_O3GB5FJ1g&cad=rja

[az_gila]

Check out the visibility at Manchester Airport just a little further North.

http://www.checkwx.com/wxmain/code/EGCC

Look at the 24 hour trends tab - often the visibility is listed as less than 10 Km - a field test in typical English weather is quite appropriate as you say...:^)

It's not like our visibilities in AZ...