ATL: BERTHA - Recon

[TheAustinMan]

AF304
Observation 48
-- Looks like a center pass was made. 1005.6 mb for the low.

Code: Select all

000
URNT15 KNHC 040513
AF304 0903A BERTHA             HDOB 48 20140804
050400 2519N 07326W 8430 01563 //// +168 //// 112037 039 049 000 01
050430 2517N 07328W 8428 01557 //// +170 //// 100030 036 050 002 01
050500 2516N 07329W 8435 01554 0068 +177 //// 087020 027 048 001 05
050530 2515N 07329W 8437 01539 0060 +185 +174 065017 019 039 000 03
050600 2513N 07329W 8438 01539 0058 +186 +166 049011 015 030 000 00
050630 2511N 07328W 8430 01543 0056 +182 +171 023004 007 022 001 00
050700 2510N 07327W 8438 01532 0056 +182 +172 281006 008 023 000 00
050730 2509N 07327W 8430 01543 0059 +179 +171 264013 016 026 000 00
050800 2507N 07326W 8431 01547 0063 +181 +172 262021 023 026 000 03
050830 2506N 07327W 8435 01542 0061 +180 +174 272024 025 041 000 00
050900 2505N 07328W 8435 01553 0067 +185 +169 287028 030 042 002 00
050930 2504N 07329W 8423 01566 0077 +178 +156 292034 035 043 001 00
051000 2503N 07330W 8429 01564 0083 +178 +158 292034 035 043 001 00
051030 2502N 07331W 8443 01554 0094 +166 +162 285035 036 043 001 00
051100 2501N 07333W 8430 01572 0100 +164 +157 289034 036 040 001 00
051130 2500N 07334W 8434 01572 //// +161 //// 286034 034 041 001 01
051200 2459N 07335W 8432 01576 0110 +163 +154 287034 035 038 000 01
051230 2458N 07336W 8431 01580 0112 +166 +150 285034 035 036 002 00
051300 2457N 07337W 8443 01569 0117 +162 +156 284033 035 038 000 00
051330 2455N 07338W 8430 01588 0119 +166 +148 287032 033 039 000 00
$$
;


[img] [/img]

[TheAustinMan]

AF304
Dropsonde #20
-- Offset of center, reporting 51 mph winds at the surface.

Code: Select all

000
UZNT13 KNHC 040516
XXAA  54058 99253 70734 08053 99009 25209 10544 00078 24210 11556
92760 21204 12049 85493 17401 11038 88999 77999
31313 09608 80504
61616 AF304 0903A BERTHA             OB 20
62626 MXWNDBND MBL WND 11557 AEV 07520 DLM WND 11548 008844 WL150
 11556 083 REL 2530N07345W 050413 SPG 2532N07348W 050633 =
XXBB  54058 99253 70734 08053 00009 25209 11960 22006 22862 19203
33850 17401 44844 164//
21212 00009 10544 11006 11051 22993 11561 33962 11555 44935 12054
55921 12046 66908 11547 77887 11534 88871 11544 99859 11039 11844
10538
31313 09608 80504
61616 AF304 0903A BERTHA             OB 20
62626 MXWNDBND MBL WND 11557 AEV 07520 DLM WND 11548 008844 WL150
 11556 083 REL 2530N07345W 050413 SPG 2532N07348W 050633 =
;


[TheAustinMan]

AF304
-- This will be my last update here for this recon flight, so here's an open invitation for someone to continue recon updates!

VORTEX DATA MESSAGE
Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 4th day of the month at 05:23Z
Aircraft: Air Force Aircraft (Last 3 digits of the tail number are 304)
Storm Number & Year: 03L in 2014
Storm Name: Bertha (flight in the North Atlantic basin)
Mission Number: 9
Observation Number: 19
A. Time of Center Fix: 4th day of the month at 5:06:50Z
B. Center Fix Coordinates: 25°11'N 73°28'W (25.1833N 73.4667W) (View map)
B. Center Fix Location: 243 miles (390 km) to the E (88°) from Nassau, Bahamas.
C. Minimum Height at Standard Level: 1,473m (4,833ft) at 850mb
D. Estimated (by SFMR or visually) Maximum Surface Wind: 51kts (~ 58.7mph)
E. Location of the Estimated Maximum Surface Wind: 20 nautical miles (23 statute miles) to the NNE/NE (34°) of center fix
F. Maximum Flight Level Wind Inbound: From 144° at 50kts (From the SE at ~ 57.5mph)
G. Location of Maximum Flight Level Wind Inbound: 23 nautical miles (26 statute miles) to the NE (36°) of center fix
H. Minimum Sea Level Pressure: 1005mb (29.68 inHg)
I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 16°C (61°F) at a pressure alt. of 1,519m (4,984ft)
J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 19°C (66°F) at a pressure alt. of 1,526m (5,007ft)
K. Dewpoint Temp (collected at same location as temp inside eye): 17°C (63°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: 850mb
O. Navigational Fix Accuracy: 0.02 nautical miles
O. Meteorological Accuracy: 1.5 nautical miles
Remarks Section - Remarks That Were Decoded...
Maximum Flight Level Wind: 52kts (~ 59.8mph) which was observed 80 nautical miles (92 statute miles) to the SE (142°) from the flight level center at 3:32:30Z
Remarks Section - Additional Remarks...
CTR DROPSONDE SFC WIND 210/14

Code: Select all

000
URNT12 KNHC 040523
VORTEX DATA MESSAGE   AL032014
A. 04/05:06:50Z
B. 25 deg 11 min N
  073 deg 28 min W
C. 850 mb 1473 m
D. 51 kt
E. 034 deg 20 nm
F. 144 deg 50 kt
G. 036 deg 23 nm
H. 1005 mb
I. 16 C / 1519 m
J. 19 C / 1526 m
K. 17 C / NA
L. NA
M. NA
N. 12345 / 8
O. 0.02 / 1.5 nm
P. AF304 0903A BERTHA             OB 19
MAX FL WIND 52 KT 142 / 80 NM 03:32:30Z
CTR DROPSONDE SFC WIND 210/14
;


Observation 49
-- Recon going southwest.

Code: Select all

000
URNT15 KNHC 040523
AF304 0903A BERTHA             HDOB 49 20140804
051400 2454N 07339W 8433 01584 0119 +165 +157 285032 032 037 001 00
051430 2453N 07340W 8432 01586 //// +160 //// 283030 031 035 000 01
051500 2452N 07341W 8432 01585 0120 +164 +163 281031 031 034 000 01
051530 2452N 07341W 8432 01585 0120 +162 //// 279032 032 034 000 01
051600 2450N 07344W 8432 01590 0123 +166 +153 278032 033 032 000 00
051630 2449N 07345W 8433 01589 0123 +168 +148 280033 033 030 000 00
051700 2448N 07346W 8434 01589 0128 +163 +154 280033 033 028 000 00
051730 2447N 07347W 8430 01595 0131 +160 +155 280032 032 029 000 00
051800 2446N 07348W 8435 01588 0133 +156 +155 283031 032 029 000 01
051830 2445N 07349W 8435 01589 0134 +156 +153 282031 031 029 000 01
051900 2444N 07350W 8433 01590 0130 +164 +149 282030 030 027 000 00
051930 2443N 07351W 8433 01595 0131 +168 +150 279029 030 028 000 00
052000 2442N 07352W 8432 01597 0133 +164 +150 282028 029 030 000 00
052030 2441N 07354W 8436 01593 0135 +160 +152 284028 029 029 000 00
052100 2440N 07355W 8433 01597 0138 +159 +153 286029 030 028 000 00
052130 2439N 07356W 8433 01597 0139 +159 +146 286030 030 027 000 00
052200 2438N 07357W 8432 01600 0138 +164 +140 283029 030 027 000 00
052230 2437N 07358W 8434 01597 0139 +160 +153 280030 030 027 000 00
052300 2435N 07359W 8432 01601 0138 +161 +157 277030 030 028 000 00
052330 2434N 07400W 8433 01598 0138 +165 +156 275029 030 027 000 00
$$
;


[img] [/img]

DROPSONDE #21
-- This was a center drop. 1005 millibar pressure at the surface acquired!

Code: Select all

000
UZNT13 KNHC 040523
XXAA  54058 99252 70735 08053 99005 27218 21014 00044 26815 21016
92731 22202 23509 85467 19423 28502 88999 77999
31313 09608 80506
61616 AF304 0903A BERTHA             OB 21
62626 CENTER MBL WND 21515 AEV 07520 DLM WND 24009 004844 WL150 2
1016 084 REL 2517N07346W 050651 SPG 2518N07346W 050905 =
XXBB  54058 99252 70735 08053 00005 27218 11947 23200 22890 22046
33850 19423 44844 182//
21212 00005 21014 11976 21016 22949 21511 33915 25508 44885 29511
55855 26001 66844 29004
31313 09608 80506
61616 AF304 0903A BERTHA             OB 21
62626 CENTER MBL WND 21515 AEV 07520 DLM WND 24009 004844 WL150 2
1016 084 REL 2517N07346W 050651 SPG 2518N07346W 050905 =
;

[Chris_in_Tampa]

Great job. Mission has completed. Summary image:

[NDG]

URNT15 KNHC 041143
AF301 1103A BERTHA HDOB 17 20140804
113400 2544N 07229W 8429 01644 0197 +153 +106 196041 042 035 007 00
113430 2545N 07230W 8430 01643 0198 +151 +091 195042 042 036 008 00
113500 2546N 07232W 8428 01644 0201 +140 +130 194040 041 036 008 00
113530 2548N 07234W 8429 01641 0197 +145 +125 194043 045 039 008 00
113600 2549N 07236W 8440 01626 0190 +148 +132 193047 048 039 008 00
113630 2550N 07237W 8433 01629 0191 +141 +135 192050 051 039 010 00
113700 2552N 07239W 8429 01632 0189 +139 +130 193050 052 039 008 00
113730 2553N 07240W 8434 01625 0191 +134 +132 191045 046 039 010 00
113800 2554N 07242W 8428 01631 0187 +136 +132 189051 054 038 010 00
113830 2555N 07243W 8432 01625 0189 +134 +134 189054 055 039 012 00
113900 2556N 07245W 8430 01623 0198 +122 +122 192061 065 041 015 00
113930 2558N 07246W 8428 01624 0192 +131 +131 191065 066 043 015 00
114000 2559N 07248W 8429 01619 0182 +144 +144 190063 067 043 015 00
114030 2600N 07249W 8427 01621 0179 +147 +147 188056 063 039 012 00
114100 2601N 07251W 8431 01614 0180 +145 +145 184054 056 041 015 00
114130 2603N 07252W 8437 01613 0182 +148 +148 188053 056 046 012 00
114200 2604N 07254W 8426 01624 0183 +145 +145 190053 054 045 011 00
114230 2605N 07255W 8430 01621 0188 +141 +141 198054 056 042 014 00
114300 2606N 07257W 8423 01620 0180 +144 +144 199056 057 049 019 00
114330 2607N 07258W 8434 01608 0176 +144 +144 198056 059 050 016 00
$$
;

[NDG]

URNT15 KNHC 041153
AF301 1103A BERTHA HDOB 18 20140804
114400 2609N 07300W 8422 01618 0175 +143 +143 196060 061 049 018 00
114430 2610N 07301W 8426 01608 0168 +144 +144 195060 061 052 021 00
114500 2611N 07303W 8436 01598 0164 +148 +148 197057 062 053 021 00
114530 2612N 07304W 8420 01609 0156 +153 +153 199060 063 056 023 00
114600 2613N 07306W 8430 01599 0152 +158 +158 213061 064 055 021 00
114630 2614N 07307W 8422 01609 0156 +160 +160 206049 061 049 021 00
114700 2616N 07308W 8438 01596 0156 +161 +161 212049 050 055 016 00
114730 2617N 07310W 8445 01589 0154 +160 +160 213050 051 047 011 00
114800 2618N 07311W 8402 01623 0148 +162 +162 209047 052 047 011 00
114830 2619N 07313W 8441 01585 0146 +160 +160 213053 053 044 010 00
114900 2620N 07314W 8435 01596 0151 +158 +158 216054 055 045 013 00
114930 2621N 07315W 8427 01597 0152 +152 +152 218051 055 047 015 00
115000 2622N 07317W 8425 01598 0136 +161 +161 220051 052 045 012 00
115030 2623N 07318W 8422 01597 0131 +165 +165 220052 052 043 008 00
115100 2624N 07319W 8432 01587 0127 +163 +162 221054 056 044 008 00
115130 2626N 07321W 8428 01590 0124 +160 +156 221055 056 043 008 00
115200 2627N 07322W 8429 01585 0118 +163 +151 220055 056 045 006 00
115230 2629N 07323W 8429 01582 0120 +156 +155 219057 058 045 006 00
115300 2630N 07325W 8428 01579 0118 +155 +155 219058 059 046 009 00
115330 2631N 07326W 8432 01570 0116 +158 +158 221055 059 046 010 00

[tolakram]

NOAA Miss Piggy

[tolakram]

VDM from NOAA plane

000
URNT12 KWBC 041031
VORTEX DATA MESSAGE AL032014
A. 04/10:15:42Z
B. 26 deg 22 min N
073 deg 36 min W
C. 700 mb 3094 m
D. 55 kt
E. 139 deg 46 nm
F. 214 deg 63 kt
G. 137 deg 52 nm
H. 1000 mb
I. 9 C / 3062 m
J. 13 C / 2998 m
K. 11 C / NA
L. NA
M. NA
N. 12345 / 7
O. 1 / 1 nm
P. NOAA3 1003A BERTHA OB 19
MAX FL WIND 63 KT 137 / 52 NM 10:02:49Z
CNTR DROPSONDE SFC WIND 175 / 6 KTS
PARTIAL EYEWALL E SEMICIRCLE

[NDG]

[NDG]

URNT15 KNHC 041203
AF301 1103A BERTHA HDOB 19 20140804
115400 2633N 07328W 8432 01565 0106 +162 +162 227052 055 047 012 00
115430 2634N 07329W 8429 01565 0099 +162 +162 232050 052 049 010 00
115500 2635N 07330W 8426 01558 0079 +172 +158 239051 052 050 009 00
115530 2636N 07331W 8434 01545 0070 +176 +154 241051 052 053 009 00
115600 2638N 07333W 8420 01553 0063 +172 +157 250052 054 054 007 00
115630 2639N 07334W 8429 01533 0044 +189 +159 253050 053 055 004 00
115700 2640N 07335W 8432 01524 0030 +197 +155 272043 045 055 003 00
115730 2642N 07337W 8431 01518 0026 +188 +167 279044 046 053 005 00
115800 2643N 07338W 8424 01522 0017 +199 +163 287041 044 046 005 03
115830 2645N 07339W 8440 01501 0005 +218 +144 293040 041 038 004 03
115900 2646N 07339W 8422 01517 9996 +225 +148 293024 039 024 002 00
115930 2648N 07339W 8453 01483 9997 +217 +156 326012 015 021 004 03
120000 2650N 07338W 8407 01522 9996 +202 +156 355003 008 021 001 00
120030 2651N 07337W 8427 01502 9995 +206 +164 061004 010 023 003 00
120100 2652N 07336W 8447 01483 9989 +219 +147 120020 023 029 004 00
120130 2654N 07335W 8418 01514 9997 +206 +152 110024 026 040 004 03
120200 2656N 07335W 8421 01514 0000 +209 +166 106043 048 041 006 03
120230 2657N 07336W 8429 01516 0010 +214 +153 095041 047 055 003 00
120300 2658N 07338W 8433 01525 0032 +201 +155 094040 041 056 002 00
120330 2700N 07339W 8430 01540 0043 +201 +151 094034 039 053 005 03

[NDG]

[artist]

AF301 thru obs 19

[NDG]

[artist]

Miss Piggy NOAA# thru obs 30

[NDG]

URNT15 KNHC 041213
AF301 1103A BERTHA HDOB 20 20140804
120400 2701N 07341W 8427 01550 0055 +200 +150 089027 033 051 004 00
120430 2702N 07342W 8430 01556 0069 +191 +146 085022 023 049 004 00
120500 2703N 07344W 8427 01564 0083 +177 +157 088026 027 047 003 00
120530 2705N 07345W 8433 01568 0094 +166 +161 091023 026 041 003 01
120600 2706N 07347W 8429 01575 0107 +163 +155 093021 022 039 004 00
120630 2707N 07348W 8433 01575 0111 +160 +153 088020 021 038 004 00
120700 2708N 07350W 8432 01575 0120 +152 //// 084018 018 037 003 01
120730 2709N 07351W 8429 01581 0119 +152 +151 088017 018 035 003 01
120800 2711N 07353W 8430 01583 0120 +155 //// 089018 019 035 003 01
120830 2712N 07354W 8432 01584 0121 +160 +158 084018 019 032 003 00
120900 2713N 07355W 8431 01586 0124 +160 //// 082016 018 030 004 01
120930 2714N 07357W 8424 01596 0126 +159 //// 085017 020 030 006 01
121000 2716N 07358W 8436 01585 0128 +159 //// 087019 020 028 005 01
121030 2717N 07400W 8427 01595 0130 +160 //// 089019 021 027 004 01
121100 2718N 07401W 8432 01592 //// +156 //// 086020 020 026 003 01
121130 2719N 07403W 8433 01591 0130 +162 +154 088019 020 025 003 00
121200 2720N 07404W 8425 01600 0126 +170 +142 091021 021 026 002 00
121230 2721N 07406W 8432 01594 0123 +178 +137 093022 022 027 002 00
121300 2723N 07407W 8419 01608 0120 +187 +126 090020 022 023 003 00
121330 2724N 07409W 8417 01617 0128 +185 +120 086020 022 029 002 00
$$
;

[NDG]

000
URNT15 KNHC 041223
AF301 1103A BERTHA HDOB 21 20140804
121400 2725N 07411W 8433 01602 0133 +182 +117 082020 022 029 002 03
121430 2727N 07412W 8428 01611 0136 +182 +116 085021 022 029 003 00
121500 2728N 07414W 8432 01609 0137 +188 +104 090023 024 029 002 00
121530 2730N 07416W 8427 01614 0142 +178 +120 092026 027 027 002 00
121600 2731N 07418W 8432 01609 0142 +178 +126 098023 026 026 003 00
121630 2733N 07420W 8428 01614 0148 +168 +132 096024 025 024 003 03
121700 2734N 07421W 8429 01613 0150 +167 +133 098024 025 024 002 00
121730 2736N 07423W 8432 01612 0153 +165 +133 100023 024 023 002 00
121800 2737N 07425W 8429 01614 0154 +161 +136 101024 025 023 003 00
121830 2737N 07425W 8429 01614 0154 +165 +129 098026 026 023 002 00
121900 2740N 07429W 8431 01615 0155 +165 +126 101027 027 024 003 03
121930 2742N 07430W 8430 01617 0156 +169 +119 101027 027 024 002 00
122000 2743N 07432W 8429 01618 0154 +172 +109 102026 027 022 003 00
122030 2745N 07434W 8429 01619 0157 +169 +110 105026 026 024 003 03
122100 2746N 07436W 8431 01618 0160 +164 +114 108024 026 023 002 00
122130 2748N 07438W 8430 01619 0164 +158 +121 112020 021 018 002 00
122200 2749N 07440W 8429 01623 0167 +155 +124 111023 025 020 002 00
122230 2750N 07441W 8428 01623 0166 +154 +126 115024 025 022 002 00
122300 2752N 07443W 8429 01623 0166 +156 +132 113022 024 020 003 00
122330 2753N 07445W 8430 01622 0163 +163 +125 108025 025 016 003 03
$$

[NDG]

000
URNT15 KNHC 041233
AF301 1103A BERTHA HDOB 22 20140804
122400 2755N 07447W 8430 01623 0167 +160 +128 110025 025 019 001 00
122430 2756N 07449W 8432 01622 0167 +157 +131 109024 024 015 002 00
122500 2758N 07451W 8429 01623 0169 +155 +132 114025 025 017 002 00
122530 2759N 07452W 8431 01620 0168 +155 +133 112023 025 018 002 03
122600 2801N 07454W 8429 01622 0169 +152 +137 109023 023 019 002 00
122630 2802N 07456W 8430 01622 0170 +149 +144 115022 024 019 002 00
122700 2804N 07458W 8429 01623 0169 +152 +147 122019 022 014 002 00
122730 2805N 07500W 8428 01624 0168 +155 +148 124019 020 018 002 00
122800 2807N 07502W 8431 01620 //// +155 //// 123019 021 020 004 01
122830 2808N 07503W 8428 01622 //// +148 //// 127016 018 019 004 05
122900 2808N 07506W 8425 01625 //// +148 //// 137010 014 /// /// 05
122930 2806N 07506W 8433 01619 //// +151 //// 151010 012 020 004 01
123000 2804N 07506W 8428 01625 0172 +157 //// 145013 014 021 004 01
123030 2802N 07506W 8431 01623 0169 +157 //// 158008 012 020 004 01
123100 2800N 07506W 8431 01624 //// +153 //// 169007 008 022 003 01
123130 2758N 07506W 8432 01624 0170 +155 +153 154007 008 018 003 01
123200 2756N 07506W 8430 01623 //// +155 //// 161006 007 014 004 01
123230 2755N 07506W 8429 01620 //// +155 //// 176007 008 016 003 01
123300 2753N 07506W 8430 01623 0168 +155 +154 186009 010 017 002 01
123330 2751N 07506W 8429 01624 0169 +153 +148 180009 009 016 002 00
$$

[NDG]

NOAA's Recon:

URNT15 KWBC 041231
NOAA3 1003A BERTHA HDOB 33 20140804
122200 2714N 07303W 6955 03231 0102 +105 +080 160036 037 059 008 00
122230 2713N 07305W 6957 03226 0104 +103 +078 149040 042 058 009 00
122300 2712N 07307W 6958 03225 0100 +102 +089 150041 042 059 008 00
122330 2711N 07309W 6946 03231 0088 +107 +082 155040 042 060 009 00
122400 2710N 07311W 6951 03222 0088 +105 +088 155042 043 060 008 00
122430 2709N 07313W 6964 03207 0088 +105 +081 158045 048 059 008 00
122500 2708N 07315W 6966 03200 0084 +101 +092 150048 049 059 011 00
122530 2707N 07317W 6978 03181 0083 +098 //// 147053 055 061 019 01
122600 2706N 07319W 6971 03180 0071 +100 //// 154052 054 062 014 01
122630 2705N 07321W 6952 03197 0063 +100 //// 156050 052 063 009 01
122700 2704N 07323W 6960 03179 0045 +108 +091 156050 050 062 008 00
122730 2703N 07325W 6966 03164 0035 +110 +088 151053 055 060 009 00
122800 2702N 07327W 6965 03160 0017 +119 +076 140051 053 059 007 00
122830 2701N 07329W 6957 03164 9996 +132 +081 137043 047 061 008 00
122900 2700N 07331W 6972 03137 9981 +137 +099 118034 039 062 006 03
122930 2658N 07333W 6967 03138 9969 +142 +086 088021 023 038 004 00
123000 2656N 07333W 6956 03149 9980 +128 +087 093006 009 026 001 03
123030 2654N 07333W 6938 03165 9983 +120 +097 242003 006 028 005 00
123100 2652N 07333W 6938 03168 9987 +120 +094 273014 017 035 003 00
123130 2651N 07335W 6965 03149 9991 +129 +102 280015 016 045 003 03

[NDG]

AF's Vortex:

000
URNT12 KNHC 041229
VORTEX DATA MESSAGE AL032014
A. 04/12:00:00Z
B. 26 deg 49 min N
073 deg 38 min W
C. 850 mb 1426 m
D. 55 kt
E. 165 deg 9 nm
F. 190 deg 67 kt
G. 135 deg 67 nm
H. 999 mb
I. 13 C / 1523 m
J. 24 C / 1514 m
K. NA / NA
L. NA
M. NA
N. 1345 / 08
O. 0.02 / 2 nm
P. AF301 1103A BERTHA OB 07
MAX FL WIND 67 KT 135 / 67 NM 11:40:00Z
CNTR DROPSONDE SFC WIND 150/20 KTS
;

Product: Air Force Vortex Message (URNT12 KNHC)
Transmitted: 4th day of the month at 12:29Z
Aircraft: Air Force Aircraft (Last 3 digits of the tail number are 301)
Storm Number & Year: 03L in 2014
Storm Name: Bertha (flight in the North Atlantic basin)
Mission Number: 11
Observation Number: 07
A. Time of Center Fix: 4th day of the month at 12:00:00Z
B. Center Fix Coordinates: 26°49'N 73°38'W (26.8167N 73.6333W) (View map)
B. Center Fix Location: 260 miles (419 km) to the ENE (62°) from Nassau, Bahamas.
C. Minimum Height at Standard Level: 1,426m (4,678ft) at 850mb
D. Estimated (by SFMR or visually) Maximum Surface Wind: 55kts (~ 63.3mph)
E. Location of the Estimated Maximum Surface Wind: 9 nautical miles (10 statute miles) to the SSE (165°) of center fix
F. Maximum Flight Level Wind Inbound: From 190° at 67kts (From the S at ~ 77.1mph)
G. Location of Maximum Flight Level Wind Inbound: 67 nautical miles (77 statute miles) to the SE (135°) of center fix
H. Minimum Sea Level Pressure: 999mb (29.50 inHg)
I. Maximum Flight Level Temp & Pressure Altitude Outside Eye: 13°C (55°F) at a pressure alt. of 1,523m (4,997ft)
J. Maximum Flight Level Temp & Pressure Altitude Inside Eye: 24°C (75°F) at a pressure alt. of 1,514m (4,967ft)
K. Dewpoint Temp & 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, Wind, Pressure and Temperature
N. Fix Levels (sfc and flt lvl centers are within 5nm of each other): Surface and 850mb
O. Navigational Fix Accuracy: 0.02 nautical miles
O. Meteorological Accuracy: 2 nautical miles
Remarks Section:
Maximum Flight Level Wind: 67kts (~ 77.1mph) which was observed 67 nautical miles (77 statute miles) to the SE (135°) from the flight level center at 11:40:00Z
Dropsonde Surface Wind at Center: From 150° at 20kts (From the SSE at 23mph)

[NDG]

Bertha's NW quadrant is fairly weak: