Fig 1. Analyses from the eta model initialized at 1200 UTC 7 November, 1996 for  A). MSL pressure (contoured every 2mb), 1000-500mb thickness (contoured every 5dam) and winds greater than or equal to 25 kts.,  and B). 850mb heights (contoured every 30dam), and winds greater than 30 kts.   Birds do not want to fly south in these headwinds!

A.

B.