ATL: ETA - Models

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Re: ATL: ETA - Models

#1441 Postby Blown Away » Fri Nov 06, 2020 2:27 pm

Image
18z Guidance From SFWMD... Weird...
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Re: ATL: ETA - Models

#1442 Postby gatorcane » Fri Nov 06, 2020 2:29 pm

Looks like TVCN shifted south also, south of the Keys
Last edited by gatorcane on Fri Nov 06, 2020 2:29 pm, edited 1 time in total.
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Re: ATL: ETA - Models

#1443 Postby Miami Storm Tracker » Fri Nov 06, 2020 2:29 pm

Not sure Gator
That graphic looks like one from an older run. I could be wrong, but looks very similar to one posted yesterday.
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Re: ATL: ETA - Models

#1444 Postby gatorcane » Fri Nov 06, 2020 2:30 pm

I agree the TT models seem weird, since the HWRF isn’t that far south is it?
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Re: ATL: ETA - Models

#1445 Postby SFLcane » Fri Nov 06, 2020 2:33 pm

gatorcane wrote:I agree the TT models seem weird, since the HWRF isn’t that far south is it?


Yes looks like old model runs and for sure the hwrf isn’t that far south.

I am confused! Wxman57 what is this?
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Re: ATL: ETA - Models

#1446 Postby Spacecoast » Fri Nov 06, 2020 2:33 pm

caneseddy wrote:
Blown Away wrote:
gatorcane wrote:18Z guidance.

Not one model shows a hurricane and nearly all track south and west of the peninsula. But given the subtropical structure of the storm, and the tight pressure gradient with building high pressure, effects would be felt far from the center.

https://i.postimg.cc/RF65ZJd6/29-L-tracks-18z.png
https://i.postimg.cc/fynFW2kp/29-L-intensity-18z.png


Current NHC advisory has Eta through the northern Keys... This map has OFCL way south? I don't think the next advisory has come out? Little puzzled by this map...


I’m confused as well because it has the GFS down by the middle/lower Keys when the last run was further north with the HWRF also more north.. don’t see how the OFCL track shifted south...



Don't confuse OFCI (6hr interpolated previous cycle), with OFCL latest NHC guidance, not shown,or released yet).
Same thing with AVNI, and AVNO (latest GFS Operational).
The "I" always means 6 hr previous cycle. The previous, or late cycle data may not be the latest, but it doesn't make it invalid either.
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Re: ATL: ETA - Models

#1447 Postby SFLcane » Fri Nov 06, 2020 2:35 pm

The gfs,Hmon,hwrf, euro, are all north of these models.
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Re: ATL: ETA - Models

#1448 Postby AutoPenalti » Fri Nov 06, 2020 2:39 pm

gatorcane wrote:18Z guidance.

Not one model shows a hurricane and nearly all track south and west of the peninsula. But given the subtropical structure of the storm, and the tight pressure gradient with building high pressure, effects would be felt far from the center.

https://i.postimg.cc/RF65ZJd6/29-L-tracks-18z.png
https://i.postimg.cc/fynFW2kp/29-L-intensity-18z.png

This doesn't seem right. This looks almost identical to last night's 12z run. All models are north of these ensembles.
Last edited by AutoPenalti on Fri Nov 06, 2020 2:39 pm, edited 1 time in total.
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Model Runs Cheat Sheet:
GFS (5:30 AM/PM, 11:30 AM/PM)
HWRF, GFDL, UKMET, NAVGEM (6:30-8:00 AM/PM, 12:30-2:00 AM/PM)
ECMWF (1:45 AM/PM)

TCVN
is a weighted averaged

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Re: ATL: ETA - Models

#1449 Postby chaser1 » Fri Nov 06, 2020 2:39 pm

psyclone wrote:
Spacecoast wrote:
chaser1 wrote:
Nope, you're looking at wind barbs from an 850mb map (not a surface map or forecast)

Oops, sorry about that.

Yes, you are correct. Thank you for the clarifcation.


That would still translate to windy weather at the surface.


True, just not "Dorothy in Wizard of Oz" windy though. Hey, it still may swing or cross further upstate too.
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Re: ATL: ETA - Models

#1450 Postby TheStormExpert » Fri Nov 06, 2020 2:41 pm

gatorcane wrote:I agree the TT models seem weird, since the HWRF isn’t that far south is it?

The 12z HWRF and HMON were into SE Florida.
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Re: ATL: ETA - Models

#1451 Postby SFLcane » Fri Nov 06, 2020 2:42 pm

Surely goes against anything wxman57 said this afternoon I highly doubt any watches are used with the look of those 18z plots. I think the Ukmet caused this shift If map is correct
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Re: ATL: ETA - Models

#1452 Postby SFLcane » Fri Nov 06, 2020 2:44 pm

TheStormExpert wrote:
gatorcane wrote:I agree the TT models seem weird, since the HWRF isn’t that far south is it?

The 12z HWRF and HMON were into SE Florida.


This is true! That map is not correct
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Re: ATL: ETA - Models

#1453 Postby TheStormExpert » Fri Nov 06, 2020 2:44 pm

SFLcane wrote:Surely goes against anything wxman57 said this afternoon I highly doubt any watches are used with the look of those 18z plots. I think the Ukmet caused this shift If map is correct

I'm pretty sure Wxman57 is using reverse psychology. :wink:
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Re: ATL: ETA - Models

#1454 Postby gatorcane » Fri Nov 06, 2020 2:46 pm

12Z Euro ensembles move right around the South Florida and out into the Gulf with many showing a WSW bend like the Euro near South Florida.
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Re: ATL: ETA - Models

#1455 Postby SFLcane » Fri Nov 06, 2020 2:47 pm

TheStormExpert wrote:
SFLcane wrote:Surely goes against anything wxman57 said this afternoon I highly doubt any watches are used with the look of those 18z plots. I think the Ukmet caused this shift If map is correct

I'm pretty sure Wxman57 is using reverse psychology. :wink:


Regardless it’s not correct the models plotted
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Re: ATL: ETA - Models

#1456 Postby Spacecoast » Fri Nov 06, 2020 2:48 pm

SFLcane wrote:
TheStormExpert wrote:
gatorcane wrote:I agree the TT models seem weird, since the HWRF isn’t that far south is it?

The 12z HWRF and HMON were into SE Florida.


This is true! That map is not correct


The map is correct, and clearly labeled.
It shows OFCI, not OFCL.
It shows HWFI / HMNI, not HWRF / HMON.
It shows AVNI,not AVNO.
This is the way it has always been.
Levi will add the OFCL to this map when it is available.
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Re: ATL: ETA - Models

#1457 Postby AutoPenalti » Fri Nov 06, 2020 2:49 pm

It seems like we are going to see a change in the GFS pretty soon if those early ensembles verify.
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Model Runs Cheat Sheet:
GFS (5:30 AM/PM, 11:30 AM/PM)
HWRF, GFDL, UKMET, NAVGEM (6:30-8:00 AM/PM, 12:30-2:00 AM/PM)
ECMWF (1:45 AM/PM)

TCVN
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Re: ATL: ETA - Models

#1458 Postby SFLcane » Fri Nov 06, 2020 2:50 pm

Spacecoast wrote:
SFLcane wrote:
TheStormExpert wrote:The 12z HWRF and HMON were into SE Florida.


This is true! That map is not correct


The map is correct, and clearly labeled.
It shows OFCI, not OFCL.
It shows HWFI / HMNI, not HWRF / HMON.
It shows AVNI,not AVNO.
This is the way it has always been.
Levi will add the OFCL to this map when it is available.


Great news then let’s hope it continues. I will enjoy the rainy breezy weekend
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Re: ATL: ETA - Models

#1459 Postby TheStormExpert » Fri Nov 06, 2020 2:53 pm

SFLcane wrote:
TheStormExpert wrote:
SFLcane wrote:Surely goes against anything wxman57 said this afternoon I highly doubt any watches are used with the look of those 18z plots. I think the Ukmet caused this shift If map is correct

I'm pretty sure Wxman57 is using reverse psychology. :wink:


Regardless it’s not correct the models plotted

I know, the two Hurricane Models were into SE FL.
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Re: ATL: ETA - Models

#1460 Postby TheStormExpert » Fri Nov 06, 2020 2:54 pm

AutoPenalti wrote:It seems like we are going to see a change in the GFS pretty soon if those early ensembles verify.

A change to what?
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