940mb at 7:17am EDT on Thursday
Posted by Chris in Tampa on 10/16/2014, 7:43 am
With 7 knots of surface wind, could be 939mb.


URNT12 KWBC 161136
VORTEX DATA MESSAGE  AL082014
A. 16/11:17:15Z
B. 25 deg 31 min N
 068 deg 42 min W
C. 700 mb 2574 m
D. 109 kt
E. 093 deg 12 nm
F. 189 deg 124 kt
G. 097 deg 15 nm
H. 940 mb
I. 9 C / 3068 m
J. 17 C / 3062 m
K. 14 C / NA
L. OPEN S
M. E14/20/15
N. 12345 / 7
O. 1 / 1 nm
P. NOAA3 0908A GONZALO OB 05
MAX FL WIND 124 KT 097 / 15 NM 11:13:26Z
CNTR DROPSONDE SFC WIND 340 / 7 KTS
CENTER SST 27.8C FROM AXBT


Decoded:


Product: NOAA Vortex Message (URNT12 KWBC)
Transmitted: 16th day of the month at 11:36Z
Agency: National Oceanic and Atmospheric Administration (NOAA)
Aircraft: Lockheed WP-3D Orion (Reg. Num. N43RF)
Storm Number & Year: 08 in 2014
Storm Name: Gonzalo (flight in the North Atlantic basin)
Mission Number: 9
Observation Number: 05
A. Time of Center Fix: 16th day of the month at 11:17:15Z
B. Center Fix Coordinates: 25°31'N 68°42'W (25.5167N 68.7W)
C. Minimum Height at Standard Level: 2,574m (8,445ft) at 700mb
D. Estimated (by SFMR or visually) Maximum Surface Wind: 109kts (~ 125.4mph)
E. Location of the Estimated Maximum Surface Wind: 12 nautical miles (14 statute miles) to the E (93°) of center fix
F. Maximum Flight Level Wind Inbound: From 189° at 124kts (From the S at ~ 142.7mph)
G. Location of Maximum Flight Level Wind Inbound: 15 nautical miles (17 statute miles) to the E (97°) of center fix
H. Minimum Sea Level Pressure: 940mb (27.76 inHg)
I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 9°C (48°F) at a pressure alt. of 3,068m (10,066ft)
J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 17°C (63°F) at a pressure alt. of 3,062m (10,046ft)
K. Dewpoint Temp (collected at same location as temp inside eye): 14°C (57°F)
K. Sea Surface Temp (collected at same location as temp inside eye): Not Available
L. Eye Character: Open in the south
M. Eye Shape: Elliptical (oval shaped)
M. Orientation of Major Axis in Elliptical Eye: 140° to 320° (SE to NW)
M. Length of Major Axis in Elliptical Eye: 20 nautical miles (23 statute miles)
M. Length of Minor Axis in Elliptical Eye: 15 nautical miles (17 statute miles)
N. Fix Determined By: Penetration, Radar, Wind, Pressure and Temperature
N. Fix Level: 700mb
O. Navigational Fix Accuracy: 1 nautical mile
O. Meteorological Accuracy: 1 nautical mile

Remarks Section - Remarks That Were Decoded...
Maximum Flight Level Wind: 124kts (~ 142.7mph) which was observed 15 nautical miles (17 statute miles) to the E (97°) from the flight level center at 11:13:26Z
Dropsonde Surface Wind at Center: From 340° at 7kts (From the NNW at 8mph)

Remarks Section - Additional Remarks...
CENTER SST 27.8C FROM AXBT

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5am EDT Thursday: Dangerous major hurricane Gonzalo now a 140mph category four hurricane - Chris in Tampa, 10/16/2014, 5:44 am
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