Just a guess -- perhaps the result of a microburst?
----- Original Message ----
From: Dave Terrell <Dterrell at message.nmc.edu>
To: public-list at alberg30.org
Sent: Friday, 18 September, 2009 9:35:01
Subject: [Public-List] (no subject)
Earlier this summer while I was sailing Grand Traverse Bay . . .
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