Recon image through 1:37am EDT
Posted by Chris in Tampa on 9/30/2016, 1:49 am




URNT12 KNHC 300532
VORTEX DATA MESSAGE   AL142016
A. 30/04:57:20Z
B. 14 deg 04 min N
 069 deg 06 min W
C. 700 mb 2909 m
D. 70 kt
E. 068 deg 15 nm
F. 148 deg 74 kt
G. 069 deg 19 nm
H. 979 mb
I. 13 C / 3044 m
J. 16 C / 3042 m
K. 10 C / NA
L. OPEN SE
M. E14/30/20
N. 12345 / 7
O. 0.02 / 1 nm
P. AF306 0614A MATTHEW            OB 24
MAX OUTBOUND AND MAX FL WIND 99 KT 351 / 23 NM 05:05:50Z
CNTR DROPSONDE SFC WIND 170 / 7 KT



Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 30th day of the month at 5:32Z
Agency: United States Air Force
Aircraft: Lockheed WC-130J Hercules with reg. number AF97-5306
Storm Number & Year: 14 in 2016
Storm Name: Matthew (flight in the North Atlantic basin)
Mission Number: 6
Observation Number: 24
A. Time of Center Fix: 30th day of the month at 4:57:20Z
B. Center Fix Coordinates: 14°04'N 69°06'W (14.0667N 69.1W)
B. Center Fix Location: 311 statute miles (500 km) to the S (170°) from Santo Domingo, Dominican Republic.
C. Minimum Height at Standard Level: 2,909m (9,544ft) at 700mb
D. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: 70kts (~ 80.6mph)
E. Location of the Estimated Maximum Surface Wind Inbound: 15 nautical miles (17 statute miles) to the ENE (68°) of center fix
F. Maximum Flight Level Wind Inbound: From 148° at 74kts (From the SSE at ~ 85.2mph)
G. Location of Maximum Flight Level Wind Inbound: 19 nautical miles (22 statute miles) to the ENE (69°) of center fix
H. Minimum Sea Level Pressure: 979mb (28.91 inHg)
I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 13°C (55°F) at a pressure alt. of 3,044m (9,987ft)
J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 16°C (61°F) at a pressure alt. of 3,042m (9,980ft)
K. Dewpoint Temp (collected at same location as temp inside eye): 10°C (50°F)
K. Sea Surface Temp (collected at same location as temp inside eye): Not Available
L. Eye Character: Open in the southeast, SE
M. Eye Shape: Elliptical (oval shaped)
M. Orientation of Major Axis in Elliptical Eye: 140° to 320° (SE to NW)
M. Length of Major Axis in Elliptical Eye: 30 nautical miles (35 statute miles)
M. Length of Minor Axis in Elliptical Eye: 20 nautical miles (23 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 Outbound and Flight Level Wind: 99kts (~ 113.9mph) which was observed 23 nautical miles (26 statute miles) to the N (351°) from the flight level center at 5:05:50Z
Dropsonde Surface Wind at Center: From 170° at 7kts (From the S at 8mph)
77
In this thread:
1:20am EDT Friday: Matthew has rapidly strengthened into 100mph hurricane - Chris in Tampa, 9/30/2016, 1:20 am
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