ATL: ETA - Models

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Blown Away
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Re: ATL: ETA - Models

#1061 Postby Blown Away » Wed Nov 04, 2020 6:18 pm

18z HWRF goes EPAC. I sense the models are underestimating the ridge like they have done all season.
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Re: ATL: ETA - Models

#1062 Postby Gums » Wed Nov 04, 2020 6:26 pm

Salute!

Do not rule out a November GoM storm yet. Look at 1985 Kate.

We had just settled down after a move and here comes a storm!

Gums sends...
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Re: ATL: ETA - Models

#1063 Postby toad strangler » Wed Nov 04, 2020 6:34 pm

Blown Away wrote:18z HWRF goes EPAC. I sense the models are underestimating the ridge like they have done all season.


I dunno man, the HWRF needs a cohesive system to shine IMO. meh
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Re: ATL: ETA - Models

#1064 Postby TheStormExpert » Wed Nov 04, 2020 6:36 pm

Blown Away wrote:18z HWRF goes EPAC. I sense the models are underestimating the ridge like they have done all season.

If that’s the case then the UKMET may have been right all along.
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Re: ATL: ETA - Models

#1065 Postby Ken711 » Wed Nov 04, 2020 6:41 pm

Blown Away wrote:18z HWRF goes EPAC. I sense the models are underestimating the ridge like they have done all season.


You mean a ridge to the west forcing Eta north and NE as the NHC forecasts it to track?
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Re: ATL: ETA - Models

#1066 Postby ElectricStorm » Wed Nov 04, 2020 6:47 pm

Blown Away wrote:18z HWRF goes EPAC. I sense the models are underestimating the ridge like they have done all season.

HWRF isn't really that good of a track model. I'd go with the NHC at this point
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Re: ATL: ETA - Models

#1067 Postby TheStormExpert » Wed Nov 04, 2020 6:49 pm

toad strangler wrote:
Blown Away wrote:18z HWRF goes EPAC. I sense the models are underestimating the ridge like they have done all season.


I dunno man, the HWRF needs a cohesive system to shine IMO. meh

Agreed. Hurricane models are only good if there’s a well developed LLC. And it looks like Eta lacks that now. Looks like all that’s left is the MLC unless I’m blind.
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Re: ATL: ETA - Models

#1068 Postby Spacecoast » Wed Nov 04, 2020 7:04 pm

Anyone have the current position?
To my untrained eye, (it seems to be getting close to the EPAC), looking at satellite.
I'll be watching for that circulation to jump into the Gulf of Honduras, as predicted.
I've circled where maybe the current (old?) circulation may be...
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Re: ATL: ETA - Models

#1069 Postby SFLcane » Wed Nov 04, 2020 7:10 pm

Consensus is east of nhc now.

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Re: ATL: ETA - Models

#1070 Postby VortexFl » Wed Nov 04, 2020 7:23 pm

Blown Away wrote:18z HWRF goes EPAC. I sense the models are underestimating the ridge like they have done all season.


I've noticed while HWRF does well with overall Synoptics it does like to throw in an outlier run now and again before correcting. My guess is the overnight run(00z) will come back in line with the majority...
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Re: ATL: ETA - Models

#1071 Postby Spacecoast » Wed Nov 04, 2020 7:24 pm

TheStormExpert wrote:
toad strangler wrote:
Blown Away wrote:18z HWRF goes EPAC. I sense the models are underestimating the ridge like they have done all season.


I dunno man, the HWRF needs a cohesive system to shine IMO. meh

Agreed. Hurricane models are only good if there’s a well developed LLC. And it looks like Eta lacks that now. Looks like all that’s left is the MLC unless I’m blind.


Actually, HWRF seems to split eta into two pieces. One going to EPAC, and another appears as a weak low in West Cuba @ hr 72
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Re: ATL: ETA - Models

#1072 Postby VortexFl » Wed Nov 04, 2020 7:26 pm


Probably a slight shift east on the 11pm advisory on days 4 and 5 based on latest TVCN..
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Re: ATL: ETA - Models

#1073 Postby Nimbus » Wed Nov 04, 2020 7:30 pm

Ignore that convectionless MLC rolling off into the Pacific?
There is some shear lift off Belize but I don't even see any LLC headed back north off the coast of Honduras.
Is this a test?
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Re: ATL: ETA - Models

#1074 Postby Nuno » Wed Nov 04, 2020 7:51 pm



Can't really recall any late season storm taking such a strange approach to Florida.
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Re: ATL: ETA - Models

#1075 Postby Blown Away » Wed Nov 04, 2020 7:54 pm

VortexFl wrote:

Probably a slight shift east on the 11pm advisory on days 4 and 5 based on latest TVCN..


Not to sure now, the 18z GFS made it to the Keys then back SW all the way to Mexico. 18z HWRF latched on to a piece of Eta’s energy and moved to EPAC. NHC usually doesn’t react abruptly, but 00z models will be interesting to see if a new trend is starting.
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Re: ATL: ETA - Models

#1076 Postby ElectricStorm » Wed Nov 04, 2020 7:56 pm

Blown Away wrote:
VortexFl wrote:

Probably a slight shift east on the 11pm advisory on days 4 and 5 based on latest TVCN..


Not to sure now, the 18z GFS made it to the Keys then back SW all the way to Mexico. 18z HWRF latched on to a piece of Eta’s energy and moved to EPAC. NHC usually doesn’t react abruptly, but 00z models will be interesting to see if a new trend is starting.

I certainly wouldn't call one run of the Happy hour GFS and 1 run of the HWRF, an intensity model, not a track model, the start of a trend...
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Re: ATL: ETA - Models

#1077 Postby Blown Away » Wed Nov 04, 2020 8:05 pm

https://www.tropicaltidbits.com/stormin ... latest.png

00z Guidance... Talk about a collapse from 18z... Maybe Eta after CA wasn’t meant to be???
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Re: ATL: ETA - Models

#1078 Postby SFLcane » Wed Nov 04, 2020 8:13 pm

Blown Away wrote:https://www.tropicaltidbits.com/storminfo/29L_tracks_latest.png

00z Guidance... Talk about a collapse from 18z... Maybe Eta after CA wasn’t meant to be???


What in the world? Na something is not right there
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Re: ATL: ETA - Models

#1079 Postby SFLcane » Wed Nov 04, 2020 8:16 pm

Gfs and the 18z euro still develop this and take it towards Florida. Not sure what took place on the 00z guidance

:double:
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Re: ATL: ETA - Models

#1080 Postby Cat5James » Wed Nov 04, 2020 8:19 pm

SFLcane wrote:Gfs and the 18z euro still develop this and take it towards Florida. Not sure what took place on the 00z guidance

HMON as well... only model I saw drop it was the HWRF... what are we missing?
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