Storm Hunter
(Veteran Storm Chaser)
Fri Jul 23 2010 02:25 AM
Re: Thoughts on Tropical Storm Bonnie

doesn't appear to be TS Bonnie on first pass... ***only thing i can think is there may be two centers... and a more stronger center could be forming under the blob of convection to the NE of this center***

Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 23rd day of the month at 06:17Z
Aircraft: Air Force Aircraft (Last 3 digits of the tail number are 305)
Storm Number & Year: 03L in 2010
Storm Name: Bonnie (flight in the North Atlantic basin)
Mission Number: 4
Observation Number: 06
A. Time of Center Fix: 23rd day of the month at 5:55:50Z
B. Center Fix Coordinates: 23°46'N 77°50'W (23.7667N 77.8333W)
B. Center Fix Location: 95 miles (153 km) to the SSW (199°) from Nassau, Bahamas.
C. Minimum Height at Standard Level: 1,500m (4,921ft) at 850mb
D. Estimated (by SFMR or visually) Maximum Surface Wind: 22kts (~ 25.3mph)
E. Location of the Estimated Maximum Surface Wind: 74 nautical miles (85 statute miles) to the NW (324°) of center fix
F. Maximum Flight Level Wind Inbound: From 71° at 38kts (From the ENE at ~ 43.7mph)
G. Location of Maximum Flight Level Wind Inbound: 64 nautical miles (74 statute miles) to the NW/NNW (326°) of center fix
H. Minimum Sea Level Pressure: 1009mb (29.80 inHg) - Extrapolated
I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 16°C (61°F) at a pressure alt. of 1,522m (4,993ft)
J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 18°C (64°F) at a pressure alt. of 1,500m (4,921ft)
K. Dewpoint Temp (collected at same location as temp inside eye): 18°C (64°F)
K. Sea Surface Temp (collected at same location as temp inside eye): Not Available
L. Eye Character: Not Available
M. Eye Shape: Not Available
N. Fix Determined By: Penetration, Wind, Pressure and Temperature
N. Fix Level: 850mb
O. Navigation Fix Accuracy: 0.02 nautical miles
O. Meteorological Accuracy: 0.01 nautical miles
Remarks Section:
Maximum Flight Level Wind: 38kts (~ 43.7mph) in the northwest quadrant at 5:33:00Z
Sea Level Pressure Extrapolation From: 850mb
Maximum Flight Level Temp: 19°C (66°F) which was observed 34 nautical miles (39 statute miles) to the NNW (339°) from the flight level center

If theres only 1 center... then the stuff to the NE is s a strong mid level low that looks to be an impressive CDO with decent banding... if this dies out in next few hrs... we may know...



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