Morale boosting NHC Discussions

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Morale boosting NHC Discussions

#1 Postby senorpepr » Tue Jun 21, 2005 3:23 am

Okay, with tropical activity at a minimum, I suggest we get creative and research on NHC's archive some of the advisories that stuck out in our hearts. What I'm getting at are those advisories where the forecasters obviously were having way too much fun (or is it not enough fun :wink: )

I'll get the ball started with a small handful of my favorites...

ZCZC MIATCDAT2 ALL
TTAA00 KNHC DDHHMM
TROPICAL DEPRESSION KYLE DISCUSSION NUMBER 60
NATIONAL WEATHER SERVICE MIAMI FL
11 AM EDT SAT OCT 05 2002

KYLE HAS A VIGOROUS LOW-LEVEL CIRCULATION AS INDICATED BY VISIBLE
SATELLITE IMAGES AND QUIKSCAT DATA. THE CONVECTION CONTINUES TO
BE INTERMITTENT AND IS REMOVED FROM THE CENTER AT THIS TIME. INITIAL
INTENSITY IS KEPT AT 30 KNOTS AND WINDS COULD INCREASE SLIGHTLY IF
SHEAR RELAXES AS ANTICIPATED.

KYLE APPEARS TO BE MOVING 020/4 AND A VERY SLOW MOTION IS EXPECTED
TO CONTINUE THROUGH THE FORECAST PERIOD. KYLE SHOULD TURN MORE TO
EAST AS IT BECOMES EMBEDDED IN THE WESTERLIES.


NOT MUCH MORE CAN BE ADDED AFTER 60 ADVISORIES.

FORECASTER AVILA


ZCZC MIATCDAT2 ALL
TTAA00 KNHC DDHHMM
TROPICAL DEPRESSION KYLE DISCUSSION NUMBER 78
NATIONAL WEATHER SERVICE MIAMI FL
11 PM EDT WED OCT 09 2002

OH...OH...OH...OH...STAYIN ALIVE...STAYIN ALIVE. WITH NO TIME TO
SPARE...KYLE GENERATED SOME DEEP CONVECTION TO THE SOUTHEAST OF THE
CENTER...WITH ENOUGH BANDING TO GENERATE A DVORAK CLASSIFICATION OF
T1.5 FROM TAFB. THERE HAS BEEN A MODEST INCREASE IN ACTIVITY WITH
SOME OF THE OTHER BANDS AS WELL...SO KYLE HAS BOUGHT ITSELF ANOTHER
SIX HOURS OF LIFE...AND PROBABLY MORE. WHETHER THIS IS JUST A LAST
FLURRY OF ACTIVITY...OR THE START OF A REGENERATION IN RESPONSE TO
AN INCREASE IN SSTS...IS NOT YET CLEAR. THE SHEAR...WHICH IS STILL
EVIDENT OVER THE SYSTEM...SHOULD CONTINUE TO DECREASE OVER THE NEXT
24 HOURS OR SO...AT WHICH TIME THE CIRCULATION WILL BE UNDERNEATH AN
ANTICYCLONE...A CONFIGURATION FAVORABLE FOR STRENGTHENING. GLOBAL
MODELS CONTINUE TO GRADUALLY WEAKEN KYLE...HOWEVER...AND THE CYCLONE
IS STILL EMBEDDED IN A VERY DRY ENVIRONMENT. I SUSPECT THAT THE
THERMODYNAMICS ARE STILL TOO HOSTILE TO SUPPORT VERY MUCH
CONVECTION...AND SO I HAVE NOT CHANGED THE INTENSITY FORECAST FROM
THE PREVIOUS ADVISORY. HOWEVER...THIS THINKING COULD CHANGE IF KYLE
CONTINUES TO IMPROVE ITS ORGANIZATION OVERNIGHT.

KYLE IS EXPECTED TO MOVE AROUND THE PERIPHERY OF A MID-LEVEL
ANTICYCLONE CENTERED ROUGHLY MIDWAY BETWEEN FLORIDA AND BERMUDA.
THE INITIAL MOTION IS 260/8...A LITTLE TO THE RIGHT OF THE PREVIOUS
TRACK. THE GUIDANCE SUITE HAS ALSO SHIFTED A LITTLE TO THE
RIGHT...AND MOST OF IT KEEPS KYLE OFFSHORE OF THE FLORIDA COASTLINE.
BASED ON THE TRENDS IN INITIAL MOTION AND THE SHIFT IN THE
GUIDANCE...THE OFFICIAL FORECAST IS NUDGED A LITTLE TO THE RIGHT OF
THE PREVIOUS TRACK...AND IS NOW OFFSHORE UNTIL 72 HOURS.
HOWEVER...THIS TRACK IS STILL TO THE LEFT OF NEARLY ALL THE MAJOR
GUIDANCE MODELS.

KYLE IS NOW TIED FOR THE 7TH LONGEST-LASTING ATLANTIC BASIN TROPICAL
OR SUBTROPICAL CYCLONE...AND WITH THE NEXT ADVISORY IT WILL MOVE
INTO THE NUMBER 6 SPOT.

FORECASTER FRANKLIN


ZCZC MIATCDAT3 ALL
TTAA00 KNHC DDHHMM
TROPICAL DEPRESSION MINDY DISCUSSION NUMBER 14
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
11 PM EDT MON OCT 13 2003

NANO NANO...NANO NANO...HEY HEY...GOODBYE. SATELLITE IMAGERY THIS
EVENING INDICATES MINDY IS A MERE SWIRL OF LOW CLOUDS WITH THE
EXPOSED CENTER BECOMING INCREASINGLY SEPARATED FROM THE DEEP
FRONTAL-LOOKING CONVECTION TO THE EAST. MINDY IS DEGENERATING INTO
A NON-CONVECTIVE REMNANT LOW AND THIS WILL BE THE LAST ADVISORY
UNLESS REGENERATION OCCURS. GIVEN THE STRONG WESTERLY SHEAR AND
DRY ENVIRONMENT...THIS SEEMS RATHER UNLIKELY.

THE INITIAL MOTION IS 090/5...CONSIDERABLY SLOWER THAN BEFORE AS THE
LOW-LEVEL CIRCULATION IS GETTING LEFT BEHIND AS THE DEEP CONVECTION
CONTINUES MORE RAPIDLY EASTWARD. THE TRACK FORECAST FOR THE
REMNANTS OF MINDY IS SLOWER THAN AND TO THE SOUTH OF THE PREVIOUS
ADVISORY AND IS VERY CLOSE TO THE SHALLOW BAM.

FORECASTER FRANKLIN/COBB
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#2 Postby Matt-hurricanewatcher » Tue Jun 21, 2005 3:31 am

ZCZC MIATCDAT3 ALL
TTAA00 KNHC DDHHMM
HURRICANE CHARLEY SPECIAL DISCUSSION NUMBER 18
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2 PM EDT FRI AUG 13 2004

RECENT AIRCRAFT RECONNAISSANCE REPORTS ALONG WITH RADAR AND
SATELLITE DATA SHOW THAT WINDS HAVE INCREASED TO 125 KT. THE TRACK
HAS ALSO SHIFTED A LITTLE TO THE RIGHT OF THE PREVIOUS ADVISORY
FORECAST WHICH SHIFTS THE GREATEST RISK TO THE AREA OF CHARLOTTE
HARBOR FLORIDA. THESE CHANGES REQUIRE THE ISSUANCE OF THIS SPECIAL
ADVISORY.

FORECASTER LAWRENCE

FORECAST POSITIONS AND MAX WINDS

INITIAL 13/1800Z 26.0N 82.4W 125 KT
12HR VT 14/0000Z 27.5N 81.8W 100 KT...INLAND
24HR VT 14/1200Z 31.5N 80.0W 65 KT...OVER WATER
36HR VT 15/0000Z 36.0N 77.5W 50 KT...INLAND
48HR VT 15/1200Z 40.5N 74.5W 30 KT...EXTRATROPICAL
72HR VT 16/1200Z 46.5N 68.5W 30 KT...EXTRATROPICAL
96HR VT 17/1200Z...ABSORBED BY EXTRATROPICAL SYSTEM
:eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek:
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#3 Postby senorpepr » Tue Jun 21, 2005 3:33 am

That's a morale boosting discussion? :eek:
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#4 Postby mobilebay » Tue Jun 21, 2005 3:34 am

Matt-hurricanewatcher wrote:ZCZC MIATCDAT3 ALL
TTAA00 KNHC DDHHMM
HURRICANE CHARLEY SPECIAL DISCUSSION NUMBER 18
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2 PM EDT FRI AUG 13 2004

RECENT AIRCRAFT RECONNAISSANCE REPORTS ALONG WITH RADAR AND
SATELLITE DATA SHOW THAT WINDS HAVE INCREASED TO 125 KT. THE TRACK
HAS ALSO SHIFTED A LITTLE TO THE RIGHT OF THE PREVIOUS ADVISORY
FORECAST WHICH SHIFTS THE GREATEST RISK TO THE AREA OF CHARLOTTE
HARBOR FLORIDA. THESE CHANGES REQUIRE THE ISSUANCE OF THIS SPECIAL
ADVISORY.

FORECASTER LAWRENCE

FORECAST POSITIONS AND MAX WINDS

INITIAL 13/1800Z 26.0N 82.4W 125 KT
12HR VT 14/0000Z 27.5N 81.8W 100 KT...INLAND
24HR VT 14/1200Z 31.5N 80.0W 65 KT...OVER WATER
36HR VT 15/0000Z 36.0N 77.5W 50 KT...INLAND
48HR VT 15/1200Z 40.5N 74.5W 30 KT...EXTRATROPICAL
72HR VT 16/1200Z 46.5N 68.5W 30 KT...EXTRATROPICAL
96HR VT 17/1200Z...ABSORBED BY EXTRATROPICAL SYSTEM
:eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek: :eek:

I don't think that is what PEPR was talking about. I think he was talking about advisories that was funny, or they said something unexpected. That was a worst nightmare advisory. :eek: :eek:
Last edited by mobilebay on Tue Jun 21, 2005 3:50 am, edited 2 times in total.
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#5 Postby southerngale » Tue Jun 21, 2005 3:46 am

lol senor!
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#6 Postby Matt-hurricanewatcher » Tue Jun 21, 2005 3:51 am

Its was unexpected in was also to remember?
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#7 Postby mobilebay » Tue Jun 21, 2005 3:55 am

This is what I meant by unexspected = something you would not expect them to say, like they was having fun. I don't think that boosted anyone's morale! :eek:
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#8 Postby senorpepr » Tue Jun 21, 2005 3:59 am

Matt-hurricanewatcher wrote:Its was unexpected in was also to remember?


senorpepr wrote:What I'm getting at are those advisories where the forecasters obviously were having way too much fun (or is it not enough fun :wink: )


Although that Charlie advisory was unexpected and rememberable, it really wasn't a morale boosting advisory. Actually, it's the exact opposite of morale boosting.

My aim was to post advisories that are funny; that give us a chuckle -- hense the phrase "morale boosting." Morale meaning mood or atittude, boosting meaning an increase. Therefore, I'm looking for advisories that made us feel good inside and pulled us away from the every day normal discussion.
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#9 Postby Matt-hurricanewatcher » Tue Jun 21, 2005 4:05 am

ZCZC MIATCDAT3 ALL
TTAA00 KNHC DDHHMM
TROPICAL STORM ALBERTO DISCUSSION NUMBER 77
NATIONAL WEATHER SERVICE MIAMI FL
5 AM EDT WED AUG 23 2000

JUST WHEN IT LOOKED LIKE ALBERTO WAS HISTORY...IT DEVELOPED A LITTLE
BURST OF COLDER CLOUD TOPS...AND THE TROPICAL CYCLONE LIVES ANOTHER
6 HOURS.
ALBERTO IS THE THIRD-LONGEST LASTING ATLANTIC TROPICAL
STORM ON RECORD...BEHIND GINGER OF 1971 AND CARRIE OF 1957. SHOULD
IT LAST ANOTHER 12 HOURS...WHICH IS NOT LIKELY...ALBERTO WILL TIE
CARRIE.

THE EYE IS NO LONGER APPARENT ON INFRARED IMAGERY...AND THE
CONVECTION IS BECOMING ELONGATED. THE INITIAL MOTION IS NOW 045/40.
WITH WATER TEMPERATURES NOW BELOW 15C...IT IS HARD TO BELIEVE THAT
ALBERTO CAN MAINTAIN TROPICAL CHARACTERISTICS FOR MORE THAN A FEW
MORE HOURS. THE OFFICIAL FORECAST FOLLOWS THE AVN TRACK USING THE
CURRENT FORWARD SPEED.

FORECASTER FRANKLIN

FORECAST POSITIONS AND MAX WINDS

INITIAL 23/0900Z 52.3N 34.7W 50 KTS
12HR VT 23/1800Z 57.0N 29.0W 50 KTS...EXTRATROPICAL
24HR VT 24/0600Z...ABSORBED BY LARGER LOW...
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#10 Postby Matt-hurricanewatcher » Tue Jun 21, 2005 4:08 am

ZCZC MIATCDAT3 ALL
TTAA00 KNHC DDHHMM
HURRICANE ALBERTO DISCUSSION NUMBER 69
NATIONAL WEATHER SERVICE MIAMI FL
5 AM EDT MON AUG 21 2000

AFTER 68 ADVISORIES...WHAT CAN YOU SAY ABOUT ALBERTO THAT HASNT
ALREADY BEEN SAID.
THE EYEWALL CONVECTION IS LOOKING A LITTLE
RAGGED. SATELLITE DVORAK INTENSITY ESTIMATES ARE COMING DOWN AND
NOW RANGE FROM 65 TO 90 KT...AND SO THE INTENSITY IS LOWERED TO 75
KT FOR THIS ADVISORY. CONTINUED WEAKENING IS EXPECTED AS ALBERTO
TRACKS OVER VERY COLD WATER AFTER 24 HOURS...ALTHOUGH THIS WILL BE
NEGATED SOMEWHAT BY THE ANTICIPATED ACCELERATION.

THE INITIAL MOTION REMAINS 020/5. ALL GUIDANCE SUGGESTS THAT
ALBERTO WILL BE PICKED UP BY A MAJOR TROUGH CURRENTLY MOVING OFF THE
EAST COAST OF NORTH AMERICA AND ACCELERATE RAPIDLY NORTHEASTWARD.
GLOBAL MODELS SUGGEST THE CIRCULATION WILL BE ABSORBED BY A SYNOPTIC
SCALE LOW BEYOND 48 HOURS.

FORECASTER FRANKLIN

FORECAST POSITIONS AND MAX WINDS

INITIAL 21/0900Z 38.8N 47.3W 75 KTS
12HR VT 21/1800Z 39.6N 46.8W 70 KTS
24HR VT 22/0600Z 41.7N 45.7W 65 KTS
36HR VT 22/1800Z 45.7N 43.2W 55 KTS...EXTRATROPICAL
48HR VT 23/0600Z 51.0N 39.0W 50 KTS...EXTRATROPICAL
72HR VT 24/0600Z ...ABSORBED BY LARGER EXTRATROPICAL LOW...
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#11 Postby senorpepr » Tue Jun 21, 2005 4:09 am

There ya go, Matt. :D

(Slightly off topic, but the first discussion Matt posted on Alberto was issued just two days before my basic training graduation...)
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#12 Postby HurryKane » Tue Jun 21, 2005 4:28 am

When this one came out, we talked about whether Stewart gave Avila a noogie over the remnants of Ivan: http://www.storm2k.org/phpbb2/viewtopic ... 682#694682 and http://www.storm2k.org/phpbb2/viewtopic ... sc&start=0



WTNT44 KNHC 222302
TCDAT4
TROPICAL DEPRESSION IVAN SPECIAL DISCUSSION NUMBER 67
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
7 PM EDT WED SEP 22 2004

AFTER CONSIDERABLE AND SOMETIMES ANIMATED IN-HOUSE DISCUSSION OF THE
DEMISE OF IVAN
...IN THE MIDST OF A LOW-PRESSURE AND SURFACE FRONTAL
SYSTEM OVER THE EASTERN UNITED STATES...THE NATIONAL HURRICANE
CENTER HAS DECIDED TO CALL THE TROPICAL CYCLONE NOW OVER THE GULF
OF MEXICO TROPICAL DEPRESSION IVAN. WHILE DEBATE WILL SURELY
CONTINUE HERE AND ELSEWHERE...THIS DECISION WAS BASED PRIMARILY ON
THE REASONABLE CONTINUITY OBSERVED IN THE ANALYSIS OF THE SURFACE
AND LOW-LEVEL CIRCULATION.
ONCE THE LOW PRESSURE AREA REACHED THE GULF OF MEXICO IT BEGAN TO
GRADUALLY DEVELOP CONVECTION AND A SURFACE CIRCULATION. SATELLITE
IMAGES...RECON DATA AND BUOYS IN THE GULF OF MEXICO INDICATE THAT
THE SYSTEM IS ORGANIZED ENOUGH TO BE CLASSIFIED AS A TROPICAL
DEPRESSION. THE CURRENT SOUTHERLY SHEAR OVER THE DEPRESSION IS
FORECAST TO RELAX A LITTLE...ENOUGH TO ALLOW THE SYSTEM TO REGAIN
TROPICAL STORM STATUS BEFORE LANDFALL.

THE BEST ESTIMATE OF THE INITIAL MOTION IS 295/12 KNOTS. THIS
GENERAL MOTION IS EXPECTED TO CONTINUE AROUND THE SUBTROPICAL HIGH
CENTERED OVER THE UNITED STATES. THE INTENSITY AND TRACK FORECASTS
AS WELL AS THE WIND RADII REQUIRE THE ISSUANCE OF A TROPICAL STORM
WARNING FROM THE MOUTH OF THE MISSISSIPPI RIVER TO SARGENT TEXAS.

FORECASTER AVILA
Last edited by HurryKane on Tue Jun 21, 2005 4:51 am, edited 1 time in total.
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#13 Postby senorpepr » Tue Jun 21, 2005 4:34 am

LOL... HurryKane, you get extra credit points for also citing a S2K message.
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#14 Postby HurryKane » Tue Jun 21, 2005 4:51 am

senorpepr wrote:LOL... HurryKane, you get extra credit points for also citing a S2K message.


Ooops, I meant to reference the whole thread, too :)
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#15 Postby Andy_L » Tue Jun 21, 2005 6:55 am

hehehehe nice to see the human side sometimes isn't it? :) did you notice that all of those, with one exception, were done by the same person? Seems its FRANKLIN that has the sense of humour :D

Cheers....here's too a good SAFE active season ahead :)
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#16 Postby Hurricanehink » Tue Jun 21, 2005 8:16 am

ZCZC MIATCDAT4 ALL
TTAA00 KNHC DDHHMM
TROPICAL STORM DOLLY DISCUSSION NUMBER 2
NATIONAL WEATHER SERVICE MIAMI FL
5 PM EDT THU AUG 29 2002

THE BELL JUST RANG IN THE TROPICAL ATLANTIC...HELLO DOLLY... :)

DOLLY APPEARS TO BE MOVING WESTWARD ABOUT 12 KNOTS SOUTH OF A STRONG
DEEP-LAYER RIDGE. BUT THE SAME TROUGH WHICH WILL BRING THE SHEAR
WILL ALSO WEAKEN THE STEERING CURRENTS AND THE SUBTROPICAL RIDGE.
CONSEQUENTLY...DOLLY SHOULD GRADUALLY SLOW DOWN AND TURN MORE TO THE
WEST-NORTHWEST. IT IS INTERESTING TO NOTE THAT THE NCEP GLOBAL
MODEL WHICH HAS BEEN PERFORMING VERY WELL...WEAKENS THE CYCLONE
QUICKLY AND CREDIT SHOULD BE GIVEN. HOWEVER...FOR NOW LETS WAIT FOR
THE MODEL NEXT RUN.

IF DOLLY CONTINUES MORE WESTERLY THAN ANTICIPATED...IT WILL REMAIN
IN A MORE FAVORABLE ENVIRONMENT FOR STRENGTHENING...BUT NONE OF THE
RELIABLE TRACK MODELS INDICATE SUCH WESTWARD MOTION AT THIS TIME.

FORECASTER AVILA

FORECAST POSITIONS AND MAX WINDS

INITIAL 29/2100Z 9.8N 32.7W 35 KTS
12HR VT 30/0600Z 9.9N 34.5W 40 KTS
24HR VT 30/1800Z 10.0N 37.0W 45 KTS
36HR VT 31/0600Z 10.5N 39.0W 45 KTS
48HR VT 31/1800Z 11.0N 41.5W 50 KTS
72HR VT 01/1800Z 12.0N 45.0W 50 KTS


NNNN
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#17 Postby Hyperstorm » Tue Jun 21, 2005 8:26 am

Good topic!

ZCZC MIATCDAT1 ALL
TTAA00 KNHC DDHHMM
TROPICAL DEPRESSION PETER DISCUSSION NUMBER 8
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
10 PM EST WED DEC 10 2003

QUIKSCAT AMBIGUITY VECTORS FROM THE MOST RECENT PASS AT 21Z INDICATE
THAT PETER HAS...AT BEST...ONLY A VERY SMALL CLOSED SURFACE
CIRCULATION AND IS IN THE PROCESS OF OPENING UP INTO A TROUGH.
OVER THE PAST 24 HOURS...PETER HAS BEEN ABLE TO GENERATE ONLY
INTERMITTENT AND LIMITED DEEP CONVECTION...NOT REALLY ENOUGH TO
QUALIFY THE SYSTEM AS A TROPICAL CYCLONE. THEREFORE... THIS WILL
BE THE LAST ADVISORY ON PETER...AND WITH ANY LUCK...THE LAST
ADVISORY FOR THE 2003 HURRICANE SEASON.


THE QUIKSCAT PASS INDICATED THAT MAXIMUM WINDS ARE STILL AROUND 30
KT TO THE EAST OF THE DISSIPATING CENTER. THE INITIAL MOTION IS
025/12. THE REMNANTS OF PETER SHOULD CONTINUE ON A NORTH-NORTHEAST
TO NORTHEASTWARD TRACK AND ACCELERATE UNTIL THEY ARE ABSORBED INTO
THE APPROACHING FRONTAL ZONE WITHIN THE NEXT 12 HOURS OR SO.
FUTURE INFORMATION ON THE REMNANTS OF PETER CAN BE FOUND IN HIGH
SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER SERVICE UNDER AWIPS
HEADER NFDHSFAT1 AND WMO HEADER FZNT01 KWBC.

FORECASTER FRANKLIN

FORECAST POSITIONS AND MAX WINDS

INITIAL 11/0300Z 26.5N 36.0W 30 KT...DISSIPATING
12HR VT 11/1200Z...DISSIPATED
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#18 Postby cycloneye » Tue Jun 21, 2005 8:32 am

ALL
TTAA00 KNHC DDHHMM
TROPICAL DEPRESSION NINE DISCUSSION NUMBER 2
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
11 PM EDT THU SEP 02 2004

WHILE I AM NOT CRAZY ABOUT RELOCATING A TROPICAL CYCLONE AT
NIGHT...AN SSMI PASS NEAR 23Z SUGGESTS THAT THE CENTER OF THE
DEPRESSION IS FARTHER EAST THAN PREVIOUSLY THOUGHT...NEAR THE
NORTHEAST EDGE OF THE DEEP CONVECTION. ANALYSES FROM CIMSS SHOW
ABOUT 15 KT OF NORTHEASTERLY SHEAR OVER THE DEPRESSION...CONSISTENT
WITH THIS POSITIONING OF THE CENTER. THE DEPRESSION HAS BEEN
MAINTAINING A BALL OF VERY COLD CONVECTION FOR THE LAST SEVERAL
HOURS...AND DVORAK INTENSITY ESTIMATES FROM TAFB AND SAB AT 00Z
WERE 30 KT. HOWEVER...THESE ESTIMATES WERE BASED ON POSITIONS MORE
EMBEDDED IN THE CONVECTION...AND SO I AM INCLINED TO KEEP THE
INITIAL INTENSITY AT 25 KT.

WITH THE RELOCATION OF THE CENTER...THE INITIAL MOTION IS NOW
ESTIMATED TO BE 270/12. THE DEPRESSION IS EMBEDDED IN A DEEP
EASTERLY FLOW SOUTH OF THE SUBTROPICAL RIDGE...WHICH IS FORECAST TO
BE MAINTAINED THROUGHOUT THE FORECAST PERIOD. THERE IS GOOD
AGREEMENT AMONG THE GFDL...UKMET...AND GFS MODELS ON A BRISK
WESTWARD MOTION WHICH HAS BEEN FOLLOWED CLOSELY FOR THIS ADVISORY.
THE NOGAPS IS CONSIDERABLY SLOWER THAN THE REST OF THE GUIDANCE...
BUT APPEARS TO BE HAVING TROUBLE CONSOLIDATING A CIRCULATION DURING
THE FIRST COUPLE DAYS OF THE INTEGRATION...AND HAS BEEN DISCOUNTED.
THE OFFICIAL FORECAST IS A LITTLE SLOWER THAN THE PREVIOUS ADVISORY
AS A RESULT OF THE RELOCATION AND CHANGE IN THE INITIAL MOTION.

THE GFDL HAS UNBRIDLED ENTHUSIASM FOR THIS SYSTEM...TAKING THE
DEPRESSION TO CATEGORY FOUR STATUS IN ABOUT THREE DAYS. BOTH THE
GFS AND UKMET SUGGEST THAT THE EASTERLY SHEAR WILL BE SLOW TO
DIMINISH AS THE DEPRESSION REMAINS ON THE SOUTH SIDE OF AN
UPPER-LEVEL ANTICYCLONE. STEADY STRENGTHENING WILL BE
FORECAST...BUT MORE IN LINE WITH THE SHIPS MODEL GUIDANCE.

FORECASTER FRANKLIN


FORECAST POSITIONS AND MAX WINDS

INITIAL 03/0300Z 9.8N 29.4W 25 KT
12HR VT 03/1200Z 9.9N 31.5W 35 KT
24HR VT 04/0000Z 10.1N 34.7W 45 KT
36HR VT 04/1200Z 10.4N 38.0W 50 KT
48HR VT 05/0000Z 10.8N 41.0W 55 KT
72HR VT 06/0000Z 11.5N 47.5W 65 KT
96HR VT 07/0000Z 12.5N 53.5W 75 KT
120HR VT 08/0000Z 14.0N 59.5W 80 KT


At the first sentence and at the last paragrafh the first sentence.

Great topic Mike that you posted. :) [/i]
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#19 Postby rainydaze » Tue Jun 21, 2005 9:02 am

ZCZC MIATCDAT3 ALL
TTAA00 KNHC DDHHMM
HURRICANE LILI DISCUSSION NUMBER 49
NATIONAL WEATHER SERVICE MIAMI FL
11 AM EDT THU OCT 03 2002

A VERY INTERESTING EVENT OCCURRED WITH LILI IN THE PAST 24 HOURS.
IT INTENSIFIED RAPIDLY TO A STRONG CATEGORY FOUR HURRICANE AND
WEAKENED TO A CATEGORY TWO AS FAST AS IT STRENGTHENED. THERE WILL
BE MANY EXPLANATIONS AFTER THE FACT...AND PERHAPS MANY PHD
DISSERTATIONS. I AM GLAD THERE WILL BE SOME. THE TRUTH IS THAT
NOBODY WAS ABLE TO PREDICT THESE SUDDEN CHANGES IN INTENSITY.
CURRENTLY...THERE ARE ONGOING RESEARCH PROJECTS ON INTENSITY CHANGE.
INCLUDING THE UNITED STATES WEATHER RESEARCH PROGRAM...USWRP.
HOPEFULLY THESE EFFORTS WILL HELP US PREDICT SUCH EVENTS IN THE
FUTURE.

FOR WHATEVER REASON...LILI WEAKENED...AND MADE LANDFALL ON THE
RAINEY REFUGE ON THE WEST SIDE OF VERMILLION BAY AROUND 1400 UTC
WITH 85 KNOT WINDS...A CATEGORY TWO HURRICANE. INITIAL INTENSITY AT
THE ADVISORY TIME IS 80 KNOTS AND THESE WINDS ARE CONFINED TO A
SMALL AREA JUST TO NORTHEAST OF THE CENTER. THE HURRICANE IS MOVING
NORTHWARD AT 14 KNOTS AND THE NORTHERN HALF OF THE CIRCULATION IS
ALREADY INLAND. THE EYE IS ON THE COAST JUST SOUTHWEST OF NEW
IBERIA AND BOTH RADAR AND AIRCRAFT INDICATE THAT THE EYEWALL IS NO
LONGER WELL DEFINED. A RAPID WEAKENING SHOULD CONTINUE TODAY. LILI
SHOULD BECOME EMBEDDED WITHIN THE FLOW OF A MID-LATITUDE TROUGH AND
BECOME EXTRATROPICAL BY 36 HOURS OR SO AS IT MOVES TOWARD THE
NORTHEAST WITH A GRADUAL INCREASE IN FORWARD SPEED OVER THE EASTERN
UNITED STATES.

FORECASTER AVILA



I would say unexpected, unexplained weakening is a morale booster...
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lurkerinthemidst
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#20 Postby lurkerinthemidst » Tue Jun 21, 2005 9:11 am

Great topic! This was really funny to read and made me laugh. Thanks for giving me something to smile about.
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