[steveegg]

This isn't a good sign; the Hunters are finding strong winds and dropping pressures:

URNT12 KNHC 171307
VORTEX DATA MESSAGE AL042007
A. 17/12:36:30Z
B. 14 deg 26 min N
  061 deg 49 min W
C. NA  mb 2808 m
D. 102 kt
E. 073 deg 009 nm
F. 162 deg 100 kt
G. 073 deg 012 nm
H.        965  mb
I.   6 C/ 3060 m
J.  17 C/ 3047 m
K.  11 C/ NA
L. OPEN W
M. C17
N. 12345/7
O. 0.02 / 2  nm
P. AF304 0404A DEAN OB 11
MAX FL WIND 100 KT E QUAD 12:33:00 Z

[redfish53]

5 mb drop...impressive

[dirtboy]

The GOES WV loop shows the dry air to the NW is diminishing and getting moister.

As a result, on the visible, Dean's CDO is now quite circular, with no sign of dry air feeding into the circulation.

With predictable results.

[NautiNurse]

Cat 3 is a very real possibility by day’s end, and the models are drifting slightly north. All spell trouble.