#2198 Postby cycloneye » Sun Sep 11, 2011 1:10 pm
Decoded VDM.
Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 11th day of the month at 17:45Z
Aircraft: Air Force Aircraft (Last 3 digits of the tail number are 308)
Storm Number & Year: 14L in 2011
Storm Name: Maria (flight in the North Atlantic basin)
Mission Number: 6
Observation Number: 11
A. Time of Center Fix: 11th day of the month at 17:20:30Z
B. Center Fix Coordinates: 19°35'N 64°36'W (19.5833N 64.6W) (View map)
B. Center Fix Location: 125 miles (202 km) to the NE (50°) from San Juan, Puerto Rico (USA).
C. Minimum Height at Standard Level: 1,468m (4,816ft) at 850mb
D. Estimated (by SFMR or visually) Maximum Surface Wind: 37kts (~ 42.6mph)
E. Location of the Estimated Maximum Surface Wind: 119 nautical miles (137 statute miles) to the SE (142°) of center fix
F. Maximum Flight Level Wind Inbound: From 201° at 34kts (From the SSW at ~ 39.1mph)
G. Location of Maximum Flight Level Wind Inbound: 117 nautical miles (135 statute miles) to the SE (143°) of center fix
H. Minimum Sea Level Pressure: 1005mb (29.68 inHg) - Extrapolated
I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 17°C (63°F) at a pressure alt. of 1,525m (5,003ft)
J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 20°C (68°F) at a pressure alt. of 1,527m (5,010ft)
K. Dewpoint Temp & 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, Radar, Wind, Pressure and Temperature
N. Fix Level: 850mb
O. Navigation Fix Accuracy: 0.02 nautical miles
O. Meteorological Accuracy: 3 nautical miles
Remarks Section:
Maximum Flight Level Wind: 53kts (~ 61.0mph) in the east quadrant at 14:53:00Z
Maximum Flight Level Wind Outbound: 44kts (~ 50.6mph) in the northwest quadrant at 17:35:30Z
Sea Level Pressure Extrapolation From: 850mb
Maximum Flight Level Temp: 20°C (68°F) which was observed 9 nautical miles to the SSE (148°) from the flight level center
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