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Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 9th day of the month at 13:52Z
Agency: United States Air Force
Aircraft: Lockheed WC-130J Hercules with reg. number AF97-5306
Storm Number & Year: 14 in 2018
Storm Name: Michael (flight in the North Atlantic basin)
Mission Number: 10
Observation Number: 12

A. Time of Center Fix: 9th day of the month at 13:32:00Z
B. Center Fix Coordinates: 24.78N 86.20W
B. Center Fix Location: 278 statute miles (447 km) to the W (273°) from Key West, FL, USA.
C. Minimum Height at Standard Level: 2,805m (9,203ft) at 700mb
D. Minimum Sea Level Pressure: 967mb (28.56 inHg)
E. Dropsonde Surface Wind at Center: From 200° at 13kts (From the SSW at 15mph)
F. Eye Character: Open in the southwest
G. Eye Shape & Diameter: Circular with a diameter of 30 nautical miles (35 statute miles)
H. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: 91kts (104.7mph)
I. Location & Time of the Estimated Maximum Surface Wind Inbound: 16 nautical miles (18 statute miles) to the NE (35°) of center fix at 13:27:30Z
J. Maximum Flight Level Wind Inbound: From 113° at 104kts (From the ESE at 119.7mph)
K. Location & Time of the Maximum Flight Level Wind Inbound: 19 nautical miles (22 statute miles) to the NE (38°) of center fix at 13:26:30Z
L. Estimated (by SFMR or visually) Maximum Surface Wind Outbound: 63kts (72.5mph)
M. Location & Time of the Estimated Maximum Surface Wind Outbound: 18 nautical miles (21 statute miles) to the SW (227°) of center fix at 13:37:00Z
N. Maximum Flight Level Wind Outbound: From 319° at 77kts (From the NW at 88.6mph)
O. Location & Time of the Maximum Flight Level Wind Outbound: 14 nautical miles (16 statute miles) to the SW (227°) of center fix at 13:36:00Z
P. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 9°C (48°F) at a pressure alt. of 3,032m (9,948ft)
Q. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 16°C (61°F) at a pressure alt. of 3,039m (9,970ft)
R. Dewpoint Temp (collected at same location as temp inside eye): 13°C (55°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: 3 nautical miles

Remarks Section:

Maximum Flight Level Wind: 104kts (~ 119.7mph) which was observed 19 nautical miles (22 statute miles) to the NE (38°) from the flight level center at 13:26:30Z

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