Join Date: Jan 2003
Location: Maine Coast
Thanked 285 Times in 218 Posts
Rep Power: 17
Re: How to tell how thick the fog is...
I often use my plotter cursor to a known object I can barely see..
Like here where we could almost make out this island if we looked closely. As you can see we are at about 411 feet away so roughly 400 feet of vis.
-Maine Sail / CS-36T
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