10:31 am Vortex Message from NHC (my notes in italic):

000
URNT12 KNHC 281431
VORTEX DATA MESSAGE
A. 28/14:17:00Z
B. 25 deg 58 min N
088 deg 03 min W
C. 700 mb 2294 m
D. NA kt
E. deg nm
F. 306 deg 140 kt
G. 221 deg 014 nm
H. 907 mb
I. 12 C/ 3059 m
J. 26 C/ 3048 m
K. 6 C/ NA
L. CLOSED WALL
M. C22 [that's a 22 NM circular eye]
N. 12345/ 7
O. 1 / 1 nm
P. AF302 1712A KATRINA OB 21
MAX FL WIND 166 KTS OUTBOUND NE QUAD 1422Z. PERFECT STADIUM EFFECT AND TEXTBOOK RADAR DEPICTION OF EYEWALL.

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166 KT flight level winds = about 145-150 KT surface winds. Wow.

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Admins, looks like you're getting saturated here. Just got a Mysql error: too many connections.