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Recon image through 3:27am AST

Posted by Chris in Tampa on 9/20/2017, 3:43 am


http://hurricanecity.com/recon/



URNT12 KNHC 200731
VORTEX DATA MESSAGE   AL152017
A. 20/07:11:50Z
B. 17 deg 44 min N
 065 deg 18 min W
C. 700 mb 2347 m
D. 120 kt
E. 133 deg 16 nm
F. 219 deg 114 kt
G. 133 deg 17 nm
H. 917 mb
I. 10 C / 3055 m
J. 16 C / 3046 m
K. 15 C / NA
L. CLOSED
M. CO10-28
N. 12345 / 7
O. 0.02 / 1 nm
P. AF302 0715A MARIA              OB 22
MAX FL WIND 136 KT 084 / 22 NM 06:03:00Z
MAX OUTBOUND FL WIND 124 KT 312 / 16 NM 07:17:30Z
CNTR DROPSONDE SFC WIND 230 / 6 KT



Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 20th day of the month at 7:31Z
Agency: United States Air Force
Aircraft: Lockheed WC-130J Hercules with reg. number AF96-5302
Storm Number & Year: 15 in 2017
Storm Name: Maria (flight in the North Atlantic basin)
Mission Number: 7
Observation Number: 22
A. Time of Center Fix: 20th day of the month at 7:11:50Z
B. Center Fix Coordinates: 17°44'N 65°18'W (17.7333N 65.3W)
B. Center Fix Location: 68 statute miles (110 km) to the SE (133°) from San Juan, Puerto Rico (U.S.).
C. Minimum Height at Standard Level: 2,347m (7,700ft) at 700mb
D. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: 120kts (~ 138.1mph)
E. Location of the Estimated Maximum Surface Wind Inbound: 16 nautical miles (18 statute miles) to the SE (133°) of center fix
F. Maximum Flight Level Wind Inbound: From 219° at 114kts (From the SW at ~ 131.2mph)
G. Location of Maximum Flight Level Wind Inbound: 17 nautical miles (20 statute miles) to the SE (133°) of center fix
H. Minimum Sea Level Pressure: 917mb (27.08 inHg)
I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 10°C (50°F) at a pressure alt. of 3,055m (10,023ft)
J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 16°C (61°F) at a pressure alt. of 3,046m (9,993ft)
K. Dewpoint Temp (collected at same location as temp inside eye): 15°C (59°F)
K. Sea Surface Temp (collected at same location as temp inside eye): Not Available
L. Eye Character: Closed
M. Eye Shape: Concentric (has an inner and outer eye)
M. Inner Eye Diameter: 10 nautical miles (12 statute miles)
M. Outer Eye Diameter: 28 nautical miles (32 statute miles)
N. Fix Determined By: Penetration, Radar, Wind, Pressure and Temperature
N. Fix Level: 700mb
O. Navigational Fix Accuracy: 0.02 nautical miles
O. Meteorological Accuracy: 1 nautical mile

Remarks Section:
Maximum Flight Level Wind: 136kts (~ 156.5mph) which was observed 22 nautical miles (25 statute miles) to the E (84°) from the flight level center at 6:03:00Z
Maximum Flight Level Wind Outbound: 124kts (~ 142.7mph) which was observed 16 nautical miles (18 statute miles) to the NW (312°) from the flight level center at 7:17:30Z
Dropsonde Surface Wind at Center: From 230° at 6kts (From the SW at 7mph)

45



In this thread:

3am AST Wed: 160mph; Maria's fury aimed at Puerto Rico and Vieques - Chris in Tampa, 9/20/2017, 3:38 am
    • Recon image through 3:27am AST - Chris in Tampa, 9/20/2017, 3:43 am

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