ATL: LAURA - Models

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Re: ATL: INVEST 98L - Models

#421 Postby SouthFLTropics » Tue Aug 18, 2020 5:19 pm

That approach to FL on the 18z GFS is interesting. I'd really like to see the GFS and Euro with runs just to the North of Hispaniola and see what they may come up with. I'd guess we may see something more significant. The land interaction is definitely one of the key variables here.
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Re: ATL: INVEST 98L - Models

#422 Postby gatorcane » Tue Aug 18, 2020 5:20 pm

There is my trough. Even as a weak system barely hits. Euro has a completely different upper pattern though.

Image
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Re: ATL: INVEST 98L - Models

#423 Postby Blown Away » Tue Aug 18, 2020 5:22 pm

Image
18z GFS
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Re: ATL: INVEST 98L - Models

#424 Postby SouthFLTropics » Tue Aug 18, 2020 5:30 pm

Ah the Happy Hour GFS decided to throw a curve ball. Gotta love that little ball of convection riding up the Space Coast and hanging out for a while.
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Re: ATL: INVEST 98L - Models

#425 Postby supercane4867 » Tue Aug 18, 2020 5:31 pm

GFS stalls it just off shore Florida while doing a cyclonic loop before heading north to SC. LOL
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Re: ATL: INVEST 98L - Models

#426 Postby AutoPenalti » Tue Aug 18, 2020 5:32 pm

gatorcane wrote:There is my trough. Even as a weak system barely hits. Euro has a completely different upper pattern though.

https://i.postimg.cc/1z3H8Pmc/gfs-z500a-Norm-atl-29.png

LOL, watch it disappear at 0z.

That’s 5 runs now with little to no development from the GFS.
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Re: ATL: INVEST 98L - Models

#427 Postby SouthFLTropics » Tue Aug 18, 2020 5:33 pm

I think this GFS run shows us that if future runs avoid the big islands we could see an uptick in intensity by the GFS and Euro.
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Re: ATL: INVEST 98L - Models

#428 Postby sma10 » Tue Aug 18, 2020 5:34 pm

AutoPenalti wrote:
gatorcane wrote:There is my trough. Even as a weak system barely hits. Euro has a completely different upper pattern though.

https://i.postimg.cc/1z3H8Pmc/gfs-z500a-Norm-atl-29.png

LOL, watch it disappear at 0z.

That’s 5 runs now with little to no development from the GFS.


GFS develops it significantly. I think this run bodes ill
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Re: ATL: INVEST 98L - Models

#429 Postby toad strangler » Tue Aug 18, 2020 5:41 pm

SouthFLTropics wrote:I think this GFS run shows us that if future runs avoid the big islands we could see an uptick in intensity by the GFS and Euro.


Yeah, that's the White Elephant in the room
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Re: ATL: INVEST 98L - Models

#430 Postby SFLcane » Tue Aug 18, 2020 5:55 pm

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Re: ATL: INVEST 98L - Models

#431 Postby SFLcane » Tue Aug 18, 2020 6:02 pm

WxEp wrote:Well this is a bit different from the GFS... ridge backed off a bit compared to last run and allowed a more northerly movement after running across the Greater Antilles.

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


Interesting development. we shall see if it continues
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Re: ATL: INVEST 98L - Models

#432 Postby eastcoastFL » Tue Aug 18, 2020 6:02 pm

supercane4867 wrote:GFS stalls it just off shore Florida while doing a cyclonic loop before heading north to SC. LOL


I may just have my dog step on a map and use that as a model for now...
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Re: ATL: INVEST 98L - Models

#433 Postby chris_fit » Tue Aug 18, 2020 6:11 pm

How do the 18z GFS Ens look?
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Re: ATL: INVEST 98L - Models

#434 Postby sma10 » Tue Aug 18, 2020 6:15 pm

chris_fit wrote:How do the 18z GFS Ens look?


The GFS-Para ensemble continues to show a concentration of members between S Fl and Cuba running thru the straits
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Re: ATL: INVEST 98L - Models

#435 Postby USTropics » Tue Aug 18, 2020 6:20 pm

My favorite part of the last few GFS runs? Watch how it handles the remnants of Josephine (outlined track in blue starting 72 hours ago followed by animation):

Image

Image
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Re: ATL: INVEST 98L - Models

#436 Postby sma10 » Tue Aug 18, 2020 6:25 pm

Also of note (perhaps?) HMON at 18z is trending stronger and further NE thru 87 hours
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Re: ATL: INVEST 98L - Models

#437 Postby caneseddy » Tue Aug 18, 2020 6:30 pm

sma10 wrote:Also of note (perhaps?) HMON at 18z is trending stronger and further NE thru 87 hours


Also going north of the islands as strengthening hurricane while prior run it was very weak south of PR

HWRF through 87 hours also more north. Looks like it may clip the Virgin Islands.
Last edited by caneseddy on Tue Aug 18, 2020 6:37 pm, edited 1 time in total.
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Re: ATL: INVEST 98L - Models

#438 Postby SouthFLTropics » Tue Aug 18, 2020 6:36 pm

HMON is all in by hour 105. Going ballistic North of PR and headed west.


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Re: ATL: INVEST 98L - Models

#439 Postby toad strangler » Tue Aug 18, 2020 6:38 pm

Hmmmm

Image
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Re: ATL: INVEST 98L - Models

#440 Postby Blown Away » Tue Aug 18, 2020 6:40 pm

SouthFLTropics wrote:HMON is all in by hour 105. Going ballistic North of PR and headed west.


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Dang, goes Major and N of the GA...
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