#3208 Postby tropicwatch » Tue Oct 08, 2024 11:08 am
VDM:
Product: Air Force Vortex Message (URNT12 KNHC)
Corrected: This observation corrected a previous observation.
Transmitted: 8th day of the month at 15:59Z
Agency: United States Air Force
Aircraft: Lockheed WC-130J Hercules with reg. number AF99-5309
Storm Number & Year: 14 in 2024
Storm Name: Milton (flight in the North Atlantic basin)
Mission Number: 14
Observation Number: 27
A. Time of Center Fix: 8th day of the month at 15:28:20Z
B. Center Fix Coordinates: 22.50N 88.51W
B. Center Fix Location: 127 statute miles (204 km) to the NNE (33°) from Mérida, Yucatán, Mexico.
C. Minimum Height at Standard Level: 2,474m (8,117ft) at 700mb
D. Minimum Sea Level Pressure: 927mb (27.38 inHg)
E. Dropsonde Surface Wind at Center: From 360° at 17kts (From the N at 20mph)
F. Eye Character: Closed
G. Eye Shape & Diameter: Circular with a diameter of 13 nautical miles (15 statute miles)
H. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: 142kts (163.4mph)
I. Location & Time of the Estimated Maximum Surface Wind Inbound: 6 nautical miles to the W (260°) of center fix at 15:26:30Z
J. Maximum Flight Level Wind Inbound: From 345° at 131kts (From the NNW at 150.8mph)
K. Location & Time of the Maximum Flight Level Wind Inbound: 9 nautical miles to the WSW (251°) of center fix at 15:25:00Z
L. Estimated (by SFMR or visually) Maximum Surface Wind Outbound: 120kts (138.1mph)
M. Location & Time of the Estimated Maximum Surface Wind Outbound: 7 nautical miles to the NNE (23°) of center fix at 15:34:30Z
N. Maximum Flight Level Wind Outbound: From 111° at 119kts (From the ESE at 136.9mph)
O. Location & Time of the Maximum Flight Level Wind Outbound: 8 nautical miles to the NNE (26°) of center fix at 15:35:00Z
P. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 10°C (50°F) at a pressure alt. of 3,039m (9,970ft)
Q. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 21°C (70°F) at a pressure alt. of 3,052m (10,013ft)
R. Dewpoint Temp (collected at same location as temp inside eye): 7°C (45°F)
R. Sea Surface Temp (collected at same location as temp inside eye): Not Available
S. Fix Determined By: Penetration, Radar, Wind, Pressure and Temperature
S. Fix Level: 700mb
T. Navigational Fix Accuracy: 0.02 nautical miles
T. Meteorological Accuracy: 0 nautical miles
Remarks Section:
Maximum Flight Level Wind: 131kts (~ 150.8mph) which was observed 9 nautical miles to the WSW (251°) from the flight level center at 15:25:00Z
General Note About Vortex Messages:
- Reported winds are usually averaged over a 10 second period. (The National Hurricane Center's advisory wind speeds are the highest expected winds averaged over a 1 minute period.)
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