New Center Mayb forming

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stormernie

New Center Mayb forming

#1 Postby stormernie » Sat Jul 23, 2005 7:31 pm

Is there a new center forming under the burst of convention located to the sw of the previous center. Infrared shows that the earlier LLC may have been lost.

Comments welcome
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#2 Postby Ivanhater » Sat Jul 23, 2005 7:32 pm

which system?
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#3 Postby cycloneye » Sat Jul 23, 2005 7:35 pm

He maybe talking about TD#7.
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#4 Postby Astro_man92 » Sat Jul 23, 2005 7:39 pm

where is every one this forum is like empty in a way
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Re: New Center Mayb forming

#5 Postby Air Force Met » Sat Jul 23, 2005 7:41 pm

stormernie wrote:Is there a new center forming under the burst of convention located to the sw of the previous center. Infrared shows that the earlier LLC may have been lost.

Comments welcome


If your speaking of Franlin...then I don't think so...recon shows it ene of where it was...1002 mb pressure
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#6 Postby Hyperstorm » Sat Jul 23, 2005 7:42 pm

Don't start looking at the infrared yet. We still have the visible images to look at (at least for the next hour).

The center is still there per visible images. The convection you see bursting to the SW of the center is an illusion as if the center has re-developed there. The convection has a linear north/south structure to it, which is not indicative of a center there. If there were a new center there, convection would pop in a more centralized way.

The circulation center is still SO poorly defined that convection is developing around its periphery. This will continue until the center consolidates. This is typical in very weak systems such as this one...
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#7 Postby Dr Dvortex » Sat Jul 23, 2005 7:44 pm

Astro_man92 wrote:where is every one this forum is like empty in a way



Well...... it is Saturday night!!!!!

I think Ernie is talking about Franklin. If you look at the infrared, I see what he is talking about... but might just be a convective burst, not sure if the center would be relocating.
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Re: New Center Mayb forming

#8 Postby WeatherWiseGuy » Sat Jul 23, 2005 7:56 pm

stormernie wrote:Is there a new center forming under the burst of convention located to the sw of the previous center. Infrared shows that the earlier LLC may have been lost.

Comments welcome


I'm a newbie here, but I noticed the same thing as stormernie. It almost looks like the center is continuing to the ENE while the (new?) center is moving ESE.
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jhamps10

#9 Postby jhamps10 » Sat Jul 23, 2005 8:00 pm

I think that Franklin does have a new center. that center is roughly east of Vero Beach at this time, according to IR sat. images like found below:

http://www.ssd.noaa.gov/PS/TROP/DATA/RT ... -loop.html


This is not offical, please turn to NWS and NHC for offical statements.
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gkrangers

#10 Postby gkrangers » Sat Jul 23, 2005 8:04 pm

Pretty sure the center is where its been, in the NE corner of the storm.
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gkrangers

Re: New Center Mayb forming

#11 Postby gkrangers » Sat Jul 23, 2005 8:05 pm

Air Force Met wrote:
stormernie wrote:Is there a new center forming under the burst of convention located to the sw of the previous center. Infrared shows that the earlier LLC may have been lost.

Comments welcome


If your speaking of Franlin...then I don't think so...recon shows it ene of where it was...1002 mb pressure
What is the strength threshold for when a cyclone can't reform its center elsewhere?
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gkrangers

#12 Postby gkrangers » Sat Jul 23, 2005 8:39 pm

And doesn't the GFS want to seperate the MLC and LLC....Since we're on the whole reforming/seperating center topic..any discussion there would be appreciated.
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jhamps10

#13 Postby jhamps10 » Sat Jul 23, 2005 8:42 pm

I don't know what the threshold for sepration is, but I do know looking at the satellite that he is looking very good on the Southeastern Side, that may be a new center forming?????
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Re: New Center Mayb forming

#14 Postby StormsAhead » Sat Jul 23, 2005 8:47 pm

gkrangers wrote:
Air Force Met wrote:
stormernie wrote:Is there a new center forming under the burst of convention located to the sw of the previous center. Infrared shows that the earlier LLC may have been lost.

Comments welcome


If your speaking of Franlin...then I don't think so...recon shows it ene of where it was...1002 mb pressure
What is the strength threshold for when a cyclone can't reform its center elsewhere?


There's no threshold for a center reformation, but it gets progressively rarer with higher intensity. Usually, with storms near hurricane strength, there is enough organization so that the center does not reform. I'm not sure about whether Franklin is reforming, but the organization is not as good as you would expect for a 70-MPH storm. If the center is reforming, Recon will be the first to tell us, though.
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Re: New Center Mayb forming

#15 Postby Air Force Met » Sat Jul 23, 2005 8:57 pm

gkrangers wrote:
Air Force Met wrote:
stormernie wrote:Is there a new center forming under the burst of convention located to the sw of the previous center. Infrared shows that the earlier LLC may have been lost.

Comments welcome


If your speaking of Franlin...then I don't think so...recon shows it ene of where it was...1002 mb pressure
What is the strength threshold for when a cyclone can't reform its center elsewhere?


There's really not a threshold...it's really all about pressure gradient. In a tight system like this...the gradient is pretty steep and it is virtually impossible for a new center to reform somewhere else. That is true in any system. If the system was large and broad...then center reformation nearer a convective burst would be easy...but you can't do it in a tight gradient...that's why Franklin is not reforming a center right now. Ina system like Lili...after it came off the yuk...or CLaudette after it also came off the yuk...reformations are easy because the wind field is spread out and its easy to lower pressures in an area when the winds aren't howling at 50 kts. The only thing convection could do for Franklin in regards to its center (besides deepen it of course) would be to maybe pull the existing center towards the convective burst...but forming a completely new one is out of the question...won't happen in this tightly wound type of system.
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#16 Postby Eyes2theSkies » Sat Jul 23, 2005 9:01 pm

thanks airforce met for clearing that up, your comments are always appreciated...
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#17 Postby hurricanefloyd5 » Sat Jul 23, 2005 9:23 pm

what center is what system is reforming???? (franklin i hope)?????????????????????????????
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#18 Postby boca » Sat Jul 23, 2005 9:24 pm

http://www.ssd.noaa.gov/PS/TROP/DATA/RT ... -loop.html

I see your point ,but the ESE movement looks to be blowoff and the center is still moving ENE on the very northern tip of the convection.
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#19 Postby Wthrman13 » Sat Jul 23, 2005 10:04 pm

It appears that what is going on, is just what the NHC discussion said. A decoupling of the mid-level and low-level centers. Very interesting that the global models even showed this occurring.
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#20 Postby Eyes2theSkies » Sat Jul 23, 2005 10:06 pm

what does that mean will there be energy left behind?
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