August 20th, 2006 Bennett, Colorado Tornadoes
Last Updated on Monday, 04 January 2010 23:10 Written by Roger Hill
First tornado viewed from close to my house!
Second tornado viewed from 5 miles north of my house.
CHECK OUT THE VIDEO FROM THIS DAY (6.3MB): August 20 Tornadoes
I wasn't planning a chase this day. However, as the afternoon progressed an outflow boundary raced south from convection in Wyoming, and intersected the DCVZ boundary that was quite evident running from Bennett to Prospect Valley, Colorado. Good instability, weak shear and the boundary would provide a perfect set up for nonsupercell (landspout) tornadoes! And the atmosphere didn't disappoint! By 5 PM a VERY nice line of towers exploded along the boundary. By 6 PM I had seen 3 funnels. At 6:37 PM the first tornado touched down 4 miles north of my house. It stayed on the ground for 20 minutes before disappating. The second tornado touched down at 6:54 PM and stayed on the ground for 9 minutes. It was much larger than the first, but outflow from the downdraft of the first cell would kill this tornado much sooner than the first one. At one point in time both were on the ground ! Check out the numerous photos below.

Storm develops on boundary. Funnel from the first soon to be tornado develops.

Landspout intensifies! View from my house of the first tornado.
Driving north towards the tornado. View from near I-70 looking north.

First tornado weakens. Second tornado develops quickly!
Second tornado fills in to cloud base with debris. Zoomed in shot of the strong landspout.
Another funnel develops but doesn't touch down. More ominous looking funnel but never touches down.
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