Hurricane Francine - FLHurricane.com

Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 11th day of the month at 20:40Z
Agency: United States Air Force
Aircraft: Lockheed WC-130J Hercules with reg. number AF96-5302
Storm Name: Francine
Storm Number & Year: 06 in 2024 (flight in the North Atlantic basin)
Mission Number: 14
Observation Number: 15

A. Time of Center Fix: 11th day of the month at 20:26:00Z
B. Center Fix Coordinates: 29.07N 91.60W
B. Center Fix Location: 83 statute miles (134 km) to the SSE (162°) from Lafayette, LA, USA.
C. Minimum Height at Standard Level: 2,904m (9,528ft) at 700mb
D. Minimum Sea Level Pressure: 974mb (28.77 inHg)
E. Dropsonde Surface Wind at Center: From 35° at 19kts (From the NE at 22mph)
F. Eye Character: Open in the southwest
G. Eye Shape & Diameter: Circular with a diameter of 50 nautical miles (58 statute miles)
H. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: 75kts (86.3mph)
I. Location & Time of the Estimated Maximum Surface Wind Inbound: 36 nautical miles (41 statute miles) to the SE (129°) of center fix at 20:15:00Z
J. Maximum Flight Level Wind Inbound: From 225° at 99kts (From the SW at 113.9mph)
K. Location & Time of the Maximum Flight Level Wind Inbound: 28 nautical miles (32 statute miles) to the SE (128°) of center fix at 20:17:30Z
L. Estimated (by SFMR or visually) Maximum Surface Wind Outbound: 73kts (84.0mph)
M. Location & Time of the Estimated Maximum Surface Wind Outbound: 7 nautical miles to the WNW (296°) of center fix at 20:28:30Z
N. Maximum Flight Level Wind Outbound: From 60° at 73kts (From the ENE at 84.0mph)
O. Location & Time of the Maximum Flight Level Wind Outbound: 14 nautical miles (16 statute miles) to the WNW (303°) of center fix at 20:30:30Z
P. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 13°C (55°F) at a pressure alt. of 3,040m (9,974ft)
Q. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 18°C (64°F) at a pressure alt. of 3,052m (10,013ft)
R. Dewpoint Temp (collected at same location as temp inside eye): 9°C (48°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: 1 nautical mile

Remarks Section:

Maximum Flight Level Wind: 99kts (~ 113.9mph) which was observed 28 nautical miles (32 statute miles) to the SE (128°) from the flight level center at 20:17:30Z

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