ATL: GONZALO - Models

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Re: ATL: INVEST 99L - Models

#41 Postby Aric Dunn » Tue Jul 21, 2020 12:28 pm

supercane4867 wrote:12z HWRF is going bonkers with intensity. Probably going to have a solid major before reaching the islands.


103 kts at 84 hours..
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Re: ATL: INVEST 99L - Models

#42 Postby supercane4867 » Tue Jul 21, 2020 12:54 pm

12z HWRF @ 114hr: Martinique taking a direct hit from the 100kt major hurricane.
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Re: ATL: INVEST 99L - Models

#43 Postby SouthFLTropics » Tue Jul 21, 2020 12:55 pm

Aric Dunn wrote:
supercane4867 wrote:12z HWRF is going bonkers with intensity. Probably going to have a solid major before reaching the islands.


103 kts at 84 hours..


That's not at the surface though Aric...Granted, it was 83 knots at the surface which isn't anything to ignore.
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Re: ATL: INVEST 99L - Models

#44 Postby supercane4867 » Tue Jul 21, 2020 12:57 pm

HWRF is gonna HWRF

Image

Image
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Re: ATL: INVEST 99L - Models

#45 Postby Aric Dunn » Tue Jul 21, 2020 12:57 pm

120 kts into st lucia/Martinique for the HWRF in 5 days.
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Re: ATL: INVEST 99L - Models

#46 Postby Aric Dunn » Tue Jul 21, 2020 1:00 pm

SouthFLTropics wrote:
Aric Dunn wrote:
supercane4867 wrote:12z HWRF is going bonkers with intensity. Probably going to have a solid major before reaching the islands.


103 kts at 84 hours..


That's not at the surface though Aric...Granted, it was 83 knots at the surface which isn't anything to ignore.


We go through this every year.

Once the HWRF reaches roughly hurricane strength recon drops/FL/SFMR more closely match the HWRF's 850mb winds.

under hurricane strength, the 10m winds are more reliable.
Last edited by Aric Dunn on Tue Jul 21, 2020 1:02 pm, edited 1 time in total.
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Re: ATL: INVEST 99L - Models

#47 Postby sma10 » Tue Jul 21, 2020 1:00 pm

CMC (who actually was first to sniff out 99L) has another low riding CV behind 99L heading towards Jamaica at T240. Euro hinted at this last night too.
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Re: ATL: INVEST 99L - Models

#48 Postby chaser1 » Tue Jul 21, 2020 1:03 pm

Let the model and wobble watch begin! :crazyeyes:
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Re: ATL: INVEST 99L - Models

#49 Postby Aric Dunn » Tue Jul 21, 2020 1:21 pm

and the Euro kills it in 72 hours or less. lol
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Re: ATL: INVEST 99L - Models

#50 Postby SFLcane » Tue Jul 21, 2020 1:24 pm

Aric Dunn wrote:and the Euro kills it in 72 hours or less. lol


Yeah reminds me of Isaac. Global models won that one.
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Re: ATL: INVEST 99L - Models

#51 Postby Aric Dunn » Tue Jul 21, 2020 1:27 pm

SFLcane wrote:
Aric Dunn wrote:and the Euro kills it in 72 hours or less. lol


Yeah reminds me of Isaac. Global models won that one.



This is in a much better environment though. low shear nice moisture pocket. not moving 300 mph.

I think the SAL parameters with the global models need to be toned down a tad lol
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Re: ATL: INVEST 99L - Models

#52 Postby NDG » Tue Jul 21, 2020 1:31 pm

ECWMF one of the models that has not been handling the system well past its 48-72 hr range.

Image
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Re: ATL: INVEST 99L - Models

#53 Postby St0rmTh0r » Tue Jul 21, 2020 2:24 pm

aspen wrote:
supercane4867 wrote:12z HWRF is going bunkers with intensity. Probably going to have a solid major before reaching the islands.

It has an 80 kt/978 mbar hurricane in only 72 hours. Could just be a case of a trigger-happy HWRF, or 99L could pull a Danny ‘15 on us and rapidly intensify into a Cat 2/3.

There has been many times where these storms strengthen far more than what a model shows. Have to look at the real time data and this storm is really beefing up
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Re: ATL: INVEST 99L - Models

#54 Postby NDG » Tue Jul 21, 2020 2:55 pm

More Euro ensembles show it making it to the Windward Islands than previous run.

Image
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Re: ATL: SEVEN - Models

#55 Postby gatorcane » Tue Jul 21, 2020 5:50 pm

18Z GFS kills this off in the Eastern Caribbean:

Image
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Re: ATL: SEVEN - Models

#56 Postby toad strangler » Tue Jul 21, 2020 5:52 pm

gatorcane wrote:18Z GFS kills this off in the Eastern Caribbean:

https://i.postimg.cc/SKBN1QVx/gfs-mslp-pcpn-watl-17.png



That's a perfectly plausible scenario. This thing has already overperformed.
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Re: ATL: SEVEN - Models

#57 Postby NDG » Tue Jul 21, 2020 7:40 pm

gatorcane wrote:18Z GFS kills this off in the Eastern Caribbean:

https://i.postimg.cc/SKBN1QVx/gfs-mslp-pcpn-watl-17.png


For the past several runs the trend has been to keep it alive further and further west on each consecutive run.

Image
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Re: ATL: SEVEN - Models

#58 Postby crownweather » Tue Jul 21, 2020 7:44 pm

NDG wrote:
gatorcane wrote:18Z GFS kills this off in the Eastern Caribbean:

https://i.postimg.cc/SKBN1QVx/gfs-mslp-pcpn-watl-17.png


For the past several runs the trend has been to keep it alive further and further west on each consecutive run.

https://i.imgur.com/skeKPXr.gif


And also a trend towards a weaker and weaker E Pacific tropical cyclone. So, a weaker EPac system could mean less shear in the Caribbean as a stronger system in the eastern Pacific would impart more outflow shear into the western Caribbean.
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Re: ATL: SEVEN - Models

#59 Postby Aric Dunn » Tue Jul 21, 2020 8:03 pm

18z hwrf/hmon updating for anyone ?
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Re: ATL: SEVEN - Models

#60 Postby Aric Dunn » Tue Jul 21, 2020 8:09 pm

18z Euro .. a little stronger.

Image
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