cieldumort
(Moderator)
Sat Sep 27 2025 10:01 AM
Re: Hurricane Humberto and 94L (Likely Imelda)

PTC NINE is probably organized just enough now to be classified as a Tropical Cyclone

Product: NOAA Vortex Message (URNT12 KWBC)
Transmitted: 27th day of the month at 13:54Z
Agency: National Oceanic and Atmospheric Administration (NOAA)
Aircraft: Lockheed WP-3D Orion (Reg. Num. N42RF)
Storm Number & Year: 09L in 2025
Mission Identifier: Ptc09 (flight in the North Atlantic basin)
Mission Number: 11
Observation Number: 28

A. Time of Center Fix: 27th day of the month at 13:04:10Z
B. Center Fix Coordinates: 22.00N 76.00W
B. Center Fix Location: 129 statute miles (208 km) to the ENE (71°) from Camagüey, Cuba.
C. Minimum Height at Standard Level: 3,144m (10,315ft) at 700mb
D. Minimum Sea Level Pressure: 1007mb (29.74 inHg)
E. Dropsonde Surface Wind at Center: From 125° at 25kts (From the SE at 29mph)
F. Eye Character: Not Available
G. Eye Shape: Not Available
H. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: Not Available
I. Location & Time of the Estimated Maximum Surface Wind Inbound (Undecoded): NA
J. Maximum Flight Level Wind Inbound: From 146° at 27kts (From between the SE and SSE at 31.1mph)
K. Location & Time of the Maximum Flight Level Wind Inbound: 8 nautical miles to the SE (135°) of center fix at 13:02:18Z
L. Estimated (by SFMR or visually) Maximum Surface Wind Outbound: Not Available
M. Location & Time of the Estimated Maximum Surface Wind Outbound (Undecoded): NA
N. Maximum Flight Level Wind Outbound: From 40° at 25kts (From the NE at 28.8mph)
O. Location & Time of the Maximum Flight Level Wind Outbound: 16 nautical miles (18 statute miles) to the NW (314°) of center fix at 13:08:03Z
P. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 10°C (50°F) at a pressure alt. of 3,056m (10,026ft)
Q. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 11°C (52°F) at a pressure alt. of 3,058m (10,033ft)
R. Dewpoint Temp (collected at same location as temp inside eye): 12°C (54°F)
R. Sea Surface Temp (collected at same location as temp inside eye): Not Available
S. Fix Determined By: Penetration, Wind, Pressure and Temperature
S. Fix Level: 700mb
T. Navigational Fix Accuracy: 0.01 nautical miles
T. Meteorological Accuracy: 1.5 nautical miles

Remarks Section:

Maximum Flight Level Wind: 27kts (~ 31.1mph) which was observed 8 nautical miles to the SE (135°) from the flight level center at 13:02:18Z



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