ATL: IDA - Remnants - Discussion

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Re: ATL: IDA - Hurricane - Discussion

#2541 Postby grapealcoholic » Sat Aug 28, 2021 5:13 pm

Bombing.
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Re: ATL: IDA - Hurricane - Discussion

#2542 Postby GCANE » Sat Aug 28, 2021 5:15 pm

At least this is a little better.
IR Rapid Scan

Image
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Re: ATL: IDA - Hurricane - Discussion

#2543 Postby aspen » Sat Aug 28, 2021 5:15 pm

GCANE wrote:Still just moderate rain rate. Nothing approaching high end.
It is struggling to warm up the core.


[url]https://i.postimg.cc/V6Wgwbp6/20210828-163000-AL092021-imerg-GPM-Rain-90kts-39p4-1p0.jpg [/url]ebay image hosting

Still, I will be quite surprised if this fails to exceed 110 kt with a combo of a now closed eyewall, 30-31C SSTs, low shear, and entering the Loop Current as diurnal warming weakens.
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Re: ATL: IDA - Hurricane - Discussion

#2544 Postby PavelGaborik » Sat Aug 28, 2021 5:16 pm

grapealcoholic wrote:Bombing.


Looks like more slow, steady intensification to me.
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Re: ATL: IDA - Hurricane - Discussion

#2545 Postby GCANE » Sat Aug 28, 2021 5:17 pm

CAPE has increased now to 3500 in the core.
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Re: ATL: IDA - Hurricane - Discussion

#2546 Postby Kohlecane » Sat Aug 28, 2021 5:18 pm

FWIW 18z GFS drops it 13 mb's at LF compared to 12z
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Re: ATL: IDA - Hurricane - Discussion

#2547 Postby Category5Kaiju » Sat Aug 28, 2021 5:19 pm

aspen wrote:
GCANE wrote:Still just moderate rain rate. Nothing approaching high end.
It is struggling to warm up the core.


[url]https://i.postimg.cc/V6Wgwbp6/20210828-163000-AL092021-imerg-GPM-Rain-90kts-39p4-1p0.jpg [/url]ebay image hosting

Still, I will be quite surprised if this fails to exceed 110 kt with a combo of a now closed eyewall, 30-31C SSTs, low shear, and entering the Loop Current as diurnal warming weakens.


Me too; if it does not intensify like that then I am pretty sure extensive research will need to be done in the future to figure out why nearly every known factor was favorable but still resulted in a sluggish storm. Factor X that caused the storm to not intensify and struggle would need to be solved for. Although I am willing to bet that in the end we will be looking at a powerful Hurricane.
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Re: ATL: IDA - Hurricane - Discussion

#2548 Postby Jr0d » Sat Aug 28, 2021 5:19 pm

That dry slot may inhibit RI over the next couple of hours. It will.be interesting to see how much a pressure drop we will see between center passed.
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Re: ATL: IDA - Hurricane - Discussion

#2549 Postby Kohlecane » Sat Aug 28, 2021 5:22 pm

Image
minus that moat to the w looking stout
Last edited by Kohlecane on Sat Aug 28, 2021 5:22 pm, edited 1 time in total.
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Re: ATL: IDA - Hurricane - Discussion

#2550 Postby grapealcoholic » Sat Aug 28, 2021 5:22 pm

Shear environment is supportive of a pinhole
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Re: ATL: IDA - Hurricane - Discussion

#2551 Postby LARanger » Sat Aug 28, 2021 5:24 pm

Craters wrote:If you're lurking and reading this thread to help you decide whether to stay in a location that could feel strong effects from Hurricane Ida, please allow me to bring up a few things that might help you make up your mind.


Don't forget the utter fun of a week without power in August in Louisiana!
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The GFDL would've had all this figured out by now.

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Re: ATL: IDA - Hurricane - Discussion

#2552 Postby Category5Kaiju » Sat Aug 28, 2021 5:24 pm

Jr0d wrote:That dry slot may inhibit RI over the next couple of hours. It will.be interesting to see how much a pressure drop we will see between center passed.


Idk, at least imho that dry spot may be extremely transient given the otherwise very solid and robust overall structure of the storm, and I just don’t know how much of an impact in the grand scheme of things that would have, doesn’t seem like it will make or break Ida
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Re: ATL: IDA - Hurricane - Discussion

#2553 Postby jdjaguar » Sat Aug 28, 2021 5:24 pm

GCANE wrote:CAPE has increased now to 3500 in the core.

shrug off that other poster nullifying your CAPE interpretations.

I have learned over the years that there is indeed a correlation between RI and CAPE values.

and I thank you for bringing that correlation to the board.
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Re: ATL: IDA - Hurricane - Discussion

#2554 Postby Shell Mound » Sat Aug 28, 2021 5:28 pm

So far FL winds and SFMR do not support MSW higher than ~80 kt in the NE quadrant. If the winds don’t “catch up” and/or mix down, surge could be reduced a bit.
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Re: ATL: IDA - Hurricane - Discussion

#2555 Postby StormTracker » Sat Aug 28, 2021 5:28 pm

Hurrilurker wrote:That eye just refuses to clear out.

But when it does...
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Re: ATL: IDA - Hurricane - Discussion

#2556 Postby KimmieLa » Sat Aug 28, 2021 5:28 pm

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Re: ATL: IDA - Hurricane - Discussion

#2557 Postby PavelGaborik » Sat Aug 28, 2021 5:29 pm

Anyone else beginning to get vibes from another storm from 2008?

Conditions aren't going to get much better than they are right now.
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Re: ATL: IDA - Hurricane - Discussion

#2558 Postby Kohlecane » Sat Aug 28, 2021 5:29 pm

jdjaguar wrote:
GCANE wrote:CAPE has increased now to 3500 in the core.

shrug off that other poster nullifying your CAPE interpretations.

I have learned over the years that there is indeed a correlation between RI and CAPE values.

and I thank you for bringing that correlation to the board.

Yeah much appreciated, never correlated it with TC's doing analysis, I use it all the time for set up's when doing my Skywarn spotting :cheesy:
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Re: ATL: IDA - Hurricane - Discussion

#2559 Postby ElectricStorm » Sat Aug 28, 2021 5:30 pm

PavelGaborik wrote:Anyone else beginning to get vibes from another storm from 2008?

Conditions aren't going to get much better than they are right now.

It's been over the loop current for maybe an hour max. It's not like it's going to bomb to Cat 4 as soon as it touches it lol
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Re: ATL: IDA - Hurricane - Discussion

#2560 Postby tropicwatch » Sat Aug 28, 2021 5:31 pm

Looks like Ida is about done with the dry air intrusion. Let the games begin 8-)
Image
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