ATL: IAN - Post-Tropical - Discussion

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Jr0d
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Re: ATL: INVEST 98L - Discussion

#201 Postby Jr0d » Wed Sep 21, 2022 6:14 pm

I would be amazed if recon finds anything that warrants an upgrade. This is just an open wave with limited storm activity for now.

However data from the recon may improve the computer model output .
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Re: ATL: INVEST 98L - Discussion

#202 Postby hipshot » Wed Sep 21, 2022 6:27 pm

Jr0d wrote:I would be amazed if recon finds anything that warrants an upgrade. This is just an open wave with limited storm activity for now.

However data from the recon may improve the computer model output .


I'm seeing replicated pages as "new pages" on this board. This happened in the past as well.
Is there something goofy going on with this website.
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Re: ATL: INVEST 98L - Discussion

#203 Postby Javlin » Wed Sep 21, 2022 6:30 pm

hipshot wrote:
Jr0d wrote:I would be amazed if recon finds anything that warrants an upgrade. This is just an open wave with limited storm activity for now.

However data from the recon may improve the computer model output .


I'm seeing replicated pages as "new pages" on this board. This happened in the past as well.
Is there something goofy going on with this website.

Is sometimes mods cleaning out debris that has no content to the subject matter?
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Re: ATL: INVEST 98L - Discussion

#204 Postby cycloneye » Wed Sep 21, 2022 6:32 pm

Javlin wrote:
hipshot wrote:
Jr0d wrote:I would be amazed if recon finds anything that warrants an upgrade. This is just an open wave with limited storm activity for now.

However data from the recon may improve the computer model output .


I'm seeing replicated pages as "new pages" on this board. This happened in the past as well.
Is there something goofy going on with this website.

Is sometimes mods cleaning out debris that has no content to the subject matter?


Bingo to that.
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Re: ATL: INVEST 98L - Discussion

#205 Postby cycloneye » Wed Sep 21, 2022 6:39 pm

Southeastern Caribbean Sea:
Showers and thunderstorms associated with a tropical wave located
over the far southeastern Caribbean Sea have changed little in
organization since this morning. Environmental conditions are
forecast to become more conducive for development, and a tropical
depression is likely to form within the next couple of days. The
disturbance is forecast to move west-northwestward across the
eastern Caribbean Sea during the next day or two, and be over the
central Caribbean Sea this weekend. Regardless of development,
locally heavy rainfall and gusty winds are likely to affect the
Windward Islands tonight, and northern Venezuela, northeastern
Colombia, and the ABC island chain during the next couple of days.
An Air Force Reserve reconnaissance aircraft is currently surveying
the system, and data from this mission will be assimilated into
tonight's forecast models.
* Formation chance through 48 hours...high...70 percent.
* Formation chance through 5 days...high...90 percent.
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Re: ATL: INVEST 98L - Discussion

#206 Postby Hurrilurker » Wed Sep 21, 2022 7:22 pm

AnnularCane wrote:I must not have been paying close attention, I didn't know they would be sending recon in already. I'm also kind of surprised they didn't cancel. It just seems kind of soon.

I imagine there's still useful science to be had during early formation though. But yeah, doesn't look like much right now.
Last edited by Hurrilurker on Wed Sep 21, 2022 7:23 pm, edited 1 time in total.
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Re: ATL: INVEST 98L - Discussion

#207 Postby tolakram » Wed Sep 21, 2022 7:46 pm

Hurrilurker wrote:
AnnularCane wrote:I must not have been paying close attention, I didn't know they would be sending recon in already. I'm also kind of surprised they didn't cancel. It just seems kind of soon.

I imagine there's still useful science to be had during early formation though. But yeah, doesn't look like much right now.


Will be input into the models. Recon is always valuable.

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Re: ATL: INVEST 98L - Discussion

#208 Postby cycloneye » Wed Sep 21, 2022 7:50 pm

00z Best Track:

AL, 98, 2022092200, , BEST, 0, 112N, 628W, 30, 1007, DB


https://ftp.nhc.noaa.gov/atcf/btk/bal982022.dat

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Re: ATL: INVEST 98L - Discussion

#209 Postby Blown Away » Wed Sep 21, 2022 7:52 pm

tolakram wrote:
Hurrilurker wrote:
AnnularCane wrote:I must not have been paying close attention, I didn't know they would be sending recon in already. I'm also kind of surprised they didn't cancel. It just seems kind of soon.

I imagine there's still useful science to be had during early formation though. But yeah, doesn't look like much right now.


Will be input into the models. Recon is always valuable.

https://i.imgur.com/ZzhTZ0p.png


Usually the buildup of recon data in the next model run is anticlimactic. Models are not showing their biases for some reason which is very unusual and have huge spreads. I’m thinking recon will provide valuable data that will have big impacts on the next few model runs. JMHO
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Re: ATL: INVEST 98L - Discussion

#210 Postby ronjon » Wed Sep 21, 2022 7:57 pm

Hard to believe this patch of clouds is predicted to be major hurricane in the GOM down the road. Looks like NHC overestimated percentage chances in 48 hrs. Looks like maybe 4-5 days this would develop and take off.
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Re: ATL: INVEST 98L - Discussion

#211 Postby Jr0d » Wed Sep 21, 2022 8:24 pm

Blown Away wrote:
tolakram wrote:
Hurrilurker wrote:I imagine there's still useful science to be had during early formation though. But yeah, doesn't look like much right now.


Will be input into the models. Recon is always valuable.

https://i.imgur.com/ZzhTZ0p.png


Usually the buildup of recon data in the next model run is anticlimactic. Models are not showing their biases for some reason which is very unusual and have huge spreads. I’m thinking recon will provide valuable data that will have big impacts on the next few model runs. JMHO


At this point upper air data and increased weather baloon launches would be most beneficial... though its too early to fir extra weather balloons for a cluster of disorganized showers.b
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Re: ATL: INVEST 98L - Discussion

#212 Postby Poonwalker » Wed Sep 21, 2022 9:12 pm

ronjon wrote:Hard to believe this patch of clouds is predicted to be major hurricane in the GOM down the road. Looks like NHC overestimated percentage chances in 48 hrs. Looks like maybe 4-5 days this would develop and take off.

North easterly shear doesn’t let up for 4 days. Sunday it might start getting its act together.
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Re: ATL: INVEST 98L - Discussion

#213 Postby SFLcane » Wed Sep 21, 2022 9:30 pm

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Re: ATL: INVEST 98L - Discussion

#214 Postby Aric Dunn » Wed Sep 21, 2022 9:45 pm

It is too bad recon cant fly any closer to the coast. Although convection is confined mostly inland the llc(initial phase of it) is riding along the coast. slowly the shear is giving way to more divergent flow..... with that said, it will still be sheared but it wont stop it from developing and deepening slowly over the next few days.

You can see the overall circulation envelope has become more defined. However, the system is approaching the weakness from Fiona that will allow it to gain latitude overnight before the ridging builds back in. Once further over water it wont have much of an issue producing convection( displaced a little)

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Re: ATL: INVEST 98L - Discussion

#215 Postby AnnularCane » Wed Sep 21, 2022 10:07 pm

Seems almost hard to believe anything can come from that. Right now it just looks like regular convection over South America.

What doesn't kill you makes you stronger? :)
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Re: ATL: INVEST 98L - Discussion

#216 Postby hurricane2025 » Wed Sep 21, 2022 10:09 pm

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Re: ATL: INVEST 98L - Discussion

#217 Postby sponger » Wed Sep 21, 2022 10:11 pm

Going to be an exciting week. The intensity estimates are garbage as this will be an environment ripe for rapid intensification. Someone is getting hurt next week unless some shear or other unseen dampener can be found. I will be topping off my preps this week, not next.
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Re: ATL: INVEST 98L - Discussion

#218 Postby hcane27 » Wed Sep 21, 2022 10:18 pm

I am thinking the NHC drops it to 60-70 and this ultimately ends up in Nicaragua as a minimal system at best.
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Re: ATL: INVEST 98L - Discussion

#219 Postby Hammy » Wed Sep 21, 2022 10:46 pm

Did the recon data go into the 00z or 06z model?
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Re: ATL: INVEST 98L - Discussion

#220 Postby NotSparta » Wed Sep 21, 2022 10:48 pm

Hammy wrote:Did the recon data go into the 00z or 06z model?


Yes, the 00z cycle should have the recon data
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