988mb with 6 knots of wind at surface at about 6:35pm EDT Saturday
Posted by Chris in Tampa on 8/21/2021, 7:13 pm
I haven't see the sonde, but the data from the sonde is in the vortex message.



URNT12 KWBC 212304
VORTEX DATA MESSAGE AL082021
A. 21/22:35:24Z
B. 37.08 deg N 071.04 deg W
C. 700 MB 2991 m
D. 988 mb
E. 285 deg 06 kt
F. OPEN NE
G. C25
H. 59 kt
I. 202 deg 18 nm 22:27:17Z
J. 271 deg 60 kt
K. 210 deg 33 nm 22:24:05Z
L. 49 kt
M. 011 deg 10 nm 22:37:45Z
N. 132 deg 52 kt
O. 004 deg 58 nm 22:48:32Z
P. 10 C / 3067 m
Q. 15 C / 3068 m
R. 10 C / NA
S. 1235 / 7
T. 0.01 / 1 nm
U. NOAA2 1208A HENRI OB 05
MAX FL WIND 60 KT 210 / 33 NM 22:24:05Z
MAX FL TEMP 15 C 130 / 5 NM FROM FL CNTR






Product: NOAA Vortex Message (URNT12 KWBC)
Transmitted: 21st day of the month at 23:04Z
Agency: National Oceanic and Atmospheric Administration (NOAA)
Aircraft: Lockheed WP-3D Orion (Reg. Num. N42RF)
Storm Name: Henri
Storm Number & Year: 08 in 2021 (flight in the North Atlantic basin)
Mission Number: 12
Observation Number: 05

A. Time of Center Fix: 21st day of the month at 22:35:24Z
B. Center Fix Coordinates: 37.08N 71.04W
B. Center Fix Location: 238 statute miles (384 km) to the ESE (112°) from Ocean City, MD, USA.
C. Minimum Height at Standard Level: 2,991m (9,813ft) at 700mb
D. Minimum Sea Level Pressure: 988mb (29.18 inHg)
E. Dropsonde Surface Wind at Center: From 285° at 6kts (From the WNW at 7mph)
F. Eye Character: Open in the northeast
G. Eye Shape & Diameter: Circular with a diameter of 25 nautical miles (29 statute miles)
H. Estimated (by SFMR or visually) Maximum Surface Wind Inbound: 59kts (67.9mph)
I. Location & Time of the Estimated Maximum Surface Wind Inbound: 18 nautical miles (21 statute miles) to the SSW (202°) of center fix at 22:27:17Z
J. Maximum Flight Level Wind Inbound: From 271° at 60kts (From the W at 69.0mph)
K. Location & Time of the Maximum Flight Level Wind Inbound: 33 nautical miles (38 statute miles) to the SSW (210°) of center fix at 22:24:05Z
L. Estimated (by SFMR or visually) Maximum Surface Wind Outbound: 49kts (56.4mph)
M. Location & Time of the Estimated Maximum Surface Wind Outbound: 10 nautical miles (12 statute miles) to the N/NNE (11°) of center fix at 22:37:45Z
N. Maximum Flight Level Wind Outbound: From 132° at 52kts (From the SE at 59.8mph)
O. Location & Time of the Maximum Flight Level Wind Outbound: 58 nautical miles (67 statute miles) to the N (4°) of center fix at 22:48:32Z
P. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 10°C (50°F) at a pressure alt. of 3,067m (10,062ft)
Q. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 15°C (59°F) at a pressure alt. of 3,068m (10,066ft)
R. Dewpoint Temp (collected at same location as temp inside eye): 10°C (50°F)
R. Sea Surface Temp (collected at same location as temp inside eye): Not Available
S. Fix Determined By: Penetration, Radar, Wind and Temperature
S. Fix Level: 700mb
T. Navigational Fix Accuracy: 0.01 nautical miles
T. Meteorological Accuracy: 1 nautical mile

Remarks Section:

Maximum Flight Level Wind: 60kts (~ 69.0mph) which was observed 33 nautical miles (38 statute miles) to the SSW (210°) from the flight level center at 22:24:05Z
Maximum Flight Level Temp: 15°C (59°F) which was observed 5 nautical miles to the SE (130°) from the flight level center
20
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Long Island Sothshore, Lindenhurst(Suffolk County) - Fred, 8/21/2021, 10:17 am
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