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Tuzo · April 10, 2010, 01:08 PM

Smoke rising veritcally - 0 mph. Smoke is nearly horizontal, 85 degrees, at about 35 mph. At 60 degrees from vertical 22 mph. At 40 degrees from vertical 15 mph.

Quick estimate would be 12 o'clock 0 mph; 1 o'clock 15 mph; 2 o'clock 30 mph; 3 o'clock 40 mph.

April 10, 2010, 01:08 PM	#6
Tuzo Senior Member Join Date: June 14, 2007 Location: Louisiana Posts: 667	Smoke and wind speed estimation Smoke rising veritcally - 0 mph. Smoke is nearly horizontal, 85 degrees, at about 35 mph. At 60 degrees from vertical 22 mph. At 40 degrees from vertical 15 mph. Quick estimate would be 12 o'clock 0 mph; 1 o'clock 15 mph; 2 o'clock 30 mph; 3 o'clock 40 mph.