ATL: FERNAND - Recon

[Dave]

[Dave]

000
URNT15 KNHC 260007
AF309 01BBA INVEST HDOB 26 20130825
235630 1915N 09557W 8385 01572 //// +177 //// 086028 030 025 001 01
235700 1917N 09558W 8385 01572 //// +174 //// 087032 033 026 000 01
235730 1918N 09600W 8384 01575 //// +167 //// 082034 035 031 002 01
235800 1919N 09601W 8384 01581 0055 +172 //// 076037 038 039 005 01
235830 1921N 09602W 8377 01593 0065 +172 +172 071042 045 042 008 00
235900 1922N 09603W 8383 01589 0072 +168 +168 066047 050 043 009 00
235930 1923N 09604W 8396 01577 0085 +158 //// 056047 050 045 017 05
000000 1925N 09605W 8391 01586 0091 +155 +155 055044 046 046 021 00
000030 1926N 09606W 8383 01597 0093 +151 +151 049039 048 047 031 03
000100 1928N 09606W 8380 01598 0091 +146 //// 058046 049 057 028 05
000130 1929N 09607W 8406 01570 0090 +146 +146 053049 052 055 031 00
000200 1930N 09608W 8396 01581 0093 +144 +144 038042 050 051 026 00
000230 1932N 09609W 8395 01585 0096 +141 +141 038040 042 053 023 00
000300 1933N 09609W 8391 01585 0089 +142 +141 049039 042 055 027 00
000330 1934N 09609W 8391 01595 0099 +139 +138 043035 039 052 036 00
000400 1936N 09610W 8393 01593 0110 +135 +135 029034 035 042 036 00
000430 1937N 09610W 8392 01600 0114 +133 +133 028040 041 036 028 00
000500 1939N 09611W 8386 01609 0109 +140 +133 030043 045 036 010 00
000530 1940N 09611W 8395 01599 0103 +151 +132 020034 043 037 007 00
000600 1941N 09612W 8380 01616 0097 +159 +132 036035 037 041 009 00
$$
;

50 Flt; 55 sfmr in rain; no flags

[Dave]

[Dave]

000
URNT15 KNHC 260014
AF309 01BBA INVEST HDOB 27 20130826
000630 1943N 09612W 8395 01598 0106 +144 +133 025032 037 044 012 00
000700 1944N 09613W 8406 01584 0108 +138 +134 032038 047 046 020 00
000730 1945N 09613W 8420 01574 0109 +137 +135 058042 047 048 014 00
000800 1947N 09614W 8386 01613 0117 +133 +133 050042 047 045 012 00
000830 1948N 09614W 8418 01579 0117 +135 +133 047042 047 041 022 00
000900 1950N 09615W 8398 01599 0119 +133 +132 040041 046 046 019 00
000930 1951N 09615W 8379 01621 0121 +132 +132 043039 047 046 019 00
001000 1952N 09616W 8390 01612 0124 +132 +132 033034 037 035 018 00
001030 1954N 09616W 8379 01625 0126 +133 +132 040033 035 033 011 00
001100 1955N 09617W 8395 01611 0129 +134 +130 042033 035 033 011 00
001130 1957N 09617W 8390 01618 0119 +149 +130 046032 032 027 006 00
001200 1958N 09618W 8383 01626 0118 +150 +128 042031 032 026 005 03
001230 1959N 09618W 8382 01624 0124 +138 +129 043032 037 030 012 00
001300 2001N 09619W 8400 01607 0115 +155 +131 051031 034 027 008 00
001330 2002N 09620W 8401 01607 0116 +155 +132 056027 030 029 005 00
001400 2004N 09620W 8406 01603 0116 +156 +133 065027 029 027 005 00
001430 2005N 09621W 8382 01628 0121 +150 +133 055027 029 023 005 00
001500 2007N 09621W 8404 01610 0120 +153 +134 054026 027 022 004 00
001530 2008N 09621W 8331 01682 0120 +150 +134 052024 026 023 003 03
001600 2010N 09621W 8084 01940 0121 +137 +134 056024 026 /// /// 03
$$
;

[Dave]

[Dave]

000
URNT12 KNHC 260018
VORTEX DATA MESSAGE AL952013
A. 25/23:48:30Z
B. 19 deg 04 min N
095 deg 46 min W
C. NA
D. 35 kt
E. 037 deg 18 nm
F. 128 deg 37 kt
G. 040 deg 21 nm
H. EXTRAP 1003 mb
I. 22 C / 506 m
J. 23 C / 501 m
K. 23 C / NA
L. NA
M. NA
N. 12345 / 1
O. 0.02 / 1 nm
P. AF309 01BBA INVEST OB 09
MAX OUTBOUND FL WIND 52 KT 321/32 00:01:30Z
SLP EXTRAP FROM BELOW 1500 FT
MAX FL TEMP 23 C 030 / 11 NM FROM FL CNTR
Outbound wind received at 5000 feet

[Dave]

DECODED VDM

Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 26th day of the month at 00:18Z
Aircraft: Air Force Aircraft (Last 3 digits of the tail number are 309)
Mission Purpose: Investigate second suspect area (flight in the North Atlantic basin)
Mission Number: 1
Observation Number: 09
A. Time of Center Fix: 25th day of the month at 23:48:30Z
B. Center Fix Coordinates: 19°04'N 95°46'W (19.0667N 95.7667W)
B. Center Fix Location: 200 miles (322 km) to the WNW (292°) from Villahermosa, Tabasco, México.
C. Minimum Height at Standard Level: Not Available
D. Estimated (by SFMR or visually) Maximum Surface Wind: 35kts (~ 40.3mph)
E. Location of the Estimated Maximum Surface Wind: 18 nautical miles (21 statute miles) to the NE (37°) of center fix
F. Maximum Flight Level Wind Inbound: From 128° at 37kts (From the SE at ~ 42.6mph)
G. Location of Maximum Flight Level Wind Inbound: 21 nautical miles (24 statute miles) to the NE (40°) of center fix
H. Minimum Sea Level Pressure: 1003mb (29.62 inHg) - Extrapolated
I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 22°C (72°F) at a pressure alt. of 506m (1,660ft)
J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 23°C (73°F) at a pressure alt. of 501m (1,644ft)
K. Dewpoint Temp (collected at same location as temp inside eye): 23°C (73°F)
K. Sea Surface Temp (collected at same location as temp inside eye): Not Available
L. Eye Character: Not Available
M. Eye Shape: Not Available
N. Fix Determined By: Penetration, Radar, Wind, Pressure and Temperature
N. Fix Level: 1,500 feet
O. Navigational Fix Accuracy: 0.02 nautical miles
O. Meteorological Accuracy: 1 nautical mile
Remarks Section - Remarks That Were Decoded...
Maximum Flight Level Wind Outbound: 52kts (~ 59.8mph) which was observed 32 nautical miles (37 statute miles) to the NW (321°) from the flight level center at 0:01:30Z
Sea Level Pressure Extrapolation From: Below 1,500 feet
Maximum Flight Level Temp: 23°C (73°F) which was observed 11 nautical miles (13 statute miles) to the NNE (30°) from the flight level center
Remarks Section - Additional Remarks...
Outbound wind received at 5000 feet

[brunota2003]

Looks like the mission is over, or they're lifting up to another level. Went from 838 to 808 there at the end.

[Dave]

Nailed it Tim....

000
URNT15 KNHC 260024
AF309 01BBA INVEST HDOB 28 20130826
001630 2011N 09620W 7852 02189 //// +127 //// 065026 028 024 004 01
001700 2012N 09619W 7640 02413 //// +119 //// 072027 028 026 004 01
001730 2013N 09618W 7432 02648 //// +113 //// 080027 027 026 003 01
001800 2015N 09617W 7225 02887 0108 +103 //// 089027 027 024 005 05
001830 2016N 09616W 7012 03139 //// +086 //// 092029 029 025 003 01
001900 2017N 09615W 6803 03398 //// +074 //// 099032 033 025 001 05
001930 2018N 09614W 6573 03682 //// +055 //// 103032 033 /// /// 05
002000 2020N 09613W 6396 03907 //// +045 //// 109035 037 019 000 01
002030 2021N 09612W 6260 04089 //// +039 //// 109035 035 018 000 01
002100 2022N 09610W 6172 04202 //// +030 //// 107034 034 017 001 05
002130 2023N 09609W 5929 04502 //// +010 //// 104034 034 /// /// 05
002200 2025N 09608W 5735 04769 //// -002 //// 105034 036 /// /// 05
002230 2026N 09607W 5548 05047 //// -012 //// 109035 037 /// /// 05
002300 2027N 09606W 5373 05308 0266 -019 //// 107030 034 /// /// 05
002330 2028N 09605W 5236 05512 0280 +014 //// 105029 033 028 006 01
002400 2030N 09604W 5131 05673 0292 -024 //// 112034 035 028 006 01
002430 2031N 09603W 5040 05817 0303 -052 //// 113035 037 023 003 01
002500 2032N 09602W 4946 05963 0312 -060 //// 118037 037 022 003 01
002530 2034N 09601W 4879 06072 0320 -062 //// 127035 037 017 000 01
002600 2035N 09600W 4833 06149 0324 -071 //// 129036 037 001 000 05
$$
;

Mission is over...

[Dave]

000
URNT11 KNHC 260022
97779 00144 21201 96319 15700 05028 13138 /2512
RMK AF309 01BBA INVEST OB 10
SWS = 20 KTS
;

Product: Air Force Tropical RECCO Message (URNT11 KNHC)
Transmitted: 26th day of the month at 00:22Z
Aircraft: Air Force Aircraft (Last 3 digits of the tail number are 309)
Mission Purpose: Investigate second suspect area (flight in the North Atlantic basin)
Mission Number: 1
Observation Number: 10

Mandatory Data...

Observation Time: Monday, 0:14Z
Radar Capability: Yes
Aircraft Altitude: Below 10,000 meters
Coordinates: 20.1N 96.3W
Location: 178 miles (286 km) between the SE and SSE (146°) from Tampico, Tamaulipas, México.
Turbulence: Light
Conditions Along Flight Route: In clouds all the time (continuous instrument meteorological conditions)
Pressure Altitude: 1,570 meters
Flight Level Wind: From 50° at 28 knots (From the NE at ~ 32.2 mph)
- The above is a spot wind.
- Winds were obtained using doppler radar or inertial systems.
Flight Level Temperature: 13°C
Flight Level Dew Point: 13°C
Weather (within 30 nautical miles): Shower(s) (continuous or intermittent precipitation - from cumuliform clouds)
850 mb Surface Altitude: 1,512 geopotential meters

Remarks Section...

Surface Wind Speed (likely by SFMR): 20 knots (~ 23.0mph)

[Dave]

That's it...mission is over!