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Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 28th day of the month at 3:26Z
Agency: United States Air Force
Aircraft: Lockheed WC-130J Hercules with reg. number AF96-5301
Storm Name: Melissa
Storm Number & Year: 13 in 2025 (flight in the North Atlantic basin)
Mission Number: 22
Observation Number: 20
A. Time of Center Fix: 28th day of the month at 2:37:10Z
B. Center Fix Coordinates: 16.61N 78.54W
B. Center Fix Location: 150 statute miles (242 km) to the SW (230°) from Kingston, Jamaica.
C. Minimum Height at Standard Level: 2,254m (7,395ft) at 700mb
D. Minimum Sea Level Pressure: 903mb (26.67 inHg)
E. Dropsonde Surface Wind at Center: From 145° at 5kts (From the SE at 6mph)
F. Eye Character: Closed
G. Eye Shape & Diameter: Circular with a diameter of 10 nautical miles (12 statute miles)
H. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: 156kts (179.5mph)
I. Location & Time of the Estimated Maximum Surface Wind Inbound: 5 nautical miles to the SSW/SW (214°) of center fix at 2:32:30Z
J. Maximum Flight Level Wind Inbound: From 308° at 163kts (From the NW at 187.6mph)
K. Location & Time of the Maximum Flight Level Wind Inbound: 5 nautical miles to the SSW/SW (214°) of center fix at 2:32:30Z
L. Estimated (by SFMR or visually) Maximum Surface Wind Outbound: 163kts (187.6mph)
M. Location & Time of the Estimated Maximum Surface Wind Outbound: 5 nautical miles to the NE (44°) of center fix at 2:39:00Z
N. Maximum Flight Level Wind Outbound: From 134° at 162kts (From the SE at 186.4mph)
O. Location & Time of the Maximum Flight Level Wind Outbound: 6 nautical miles to the NE (45°) of center fix at 2:39:30Z
P. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 15°C (59°F) at a pressure alt. of 3,046m (9,993ft)
Q. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 23°C (73°F) at a pressure alt. of 3,037m (9,964ft)
R. Dewpoint Temp (collected at same location as temp inside eye): 11°C (52°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: 163kts (~ 187.6mph) which was observed 5 nautical miles to the SSW/SW (214°) from the flight level center at 2:32:30Z
General Note About Vortex Messages:
- SFMR and flight level 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.)
That's absurd. 209 mph?CIMSS analysis has 182 kt.
View attachment 48080
Something around there.That's absurd. 209 mph?
“GRRRRReat SCOTT!”View attachment 48081
900mb sonde that drops holy crap it did it