ATL: IOTA - Models

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Re: ATL: INVEST 98L - Models

#81 Postby kevin » Thu Nov 12, 2020 8:17 am

tolakram wrote:Euro now has a stronger storm, GFS loses it, HWRF strong and north. What a year for the models. At least the euro is mostly trustworthy at less than 120 hours. Mostly, but not always.


Maybe it's just GFS sticking to this year's tradition of showing a system in the long-range and then dropping it once all the other models are on board :lol: (just joking of course).
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Re: ATL: INVEST 98L - Models

#82 Postby AutoPenalti » Thu Nov 12, 2020 8:30 am

Didn’t realize at the end of the run it stalls and pulls North...
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Model Runs Cheat Sheet:
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HWRF, GFDL, UKMET, NAVGEM (6:30-8:00 AM/PM, 12:30-2:00 AM/PM)
ECMWF (1:45 AM/PM)

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Re: ATL: INVEST 98L - Models

#83 Postby chris_fit » Thu Nov 12, 2020 8:36 am

tolakram wrote:Euro now has a stronger storm, GFS loses it, HWRF strong and north. What a year for the models. At least the euro is mostly trustworthy at less than 120 hours. Mostly, but not always.



Eta waves at Euro. Euro was taking ETA in to LA/MS/AL as late as the 00Z Run on 11/10

Absolutely horrible. Completely off on track and intensity.

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Last edited by chris_fit on Thu Nov 12, 2020 8:40 am, edited 1 time in total.
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Re: ATL: INVEST 98L - Models

#84 Postby aspen » Thu Nov 12, 2020 8:39 am

HWRF develops a pinhole, but it doesn’t undergo a phase of ERI prior to an EWRC on Sunday afternoon. That leads to a normal-sized eye and another phase of RI, assuming Iota stays north of CA.
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Re: ATL: INVEST 98L - Models

#85 Postby chris_fit » Thu Nov 12, 2020 8:53 am

06Z GFS Ens are interesting.

Future Iota meanders/landfalls around Central America, and then future Kappa forms, strengthens, and heads towards Cuba.

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Re: ATL: INVEST 98L - Models

#86 Postby aspen » Thu Nov 12, 2020 8:59 am

chris_fit wrote:06Z GFS Ens are interesting.

Future Iota meanders/landfalls around Central America, and then future Kappa forms, strengthens, and heads towards Cuba.

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

How many more Caribbean systems is 2020 going to pump out?! At this rate, we’re going to have a Cat 4 on Thanksgiving or a major in the first days of December.
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Re: ATL: INVEST 98L - Models

#87 Postby kevin » Thu Nov 12, 2020 9:03 am

chris_fit wrote:06Z GFS Ens are interesting.

Future Iota meanders/landfalls around Central America, and then future Kappa forms, strengthens, and heads towards Cuba.

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


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Re: ATL: INVEST 98L - Models

#88 Postby Hypercane_Kyle » Thu Nov 12, 2020 9:11 am

tolakram wrote:Euro now has a stronger storm, GFS loses it, HWRF strong and north. What a year for the models. At least the euro is mostly trustworthy at less than 120 hours. Mostly, but not always.


06z GFS crapped out, there's no data between 42 hours and 168 hours, which is when Iota would exist.
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Re: ATL: INVEST 98L - Models

#89 Postby Deshaunrob17 » Thu Nov 12, 2020 9:12 am

The Deja Vu scenarios have been real this hurricane season :double: :double: I feel like I've had Deja Vu 10 times this hurricane season
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Re: ATL: INVEST 98L - Models

#90 Postby tolakram » Thu Nov 12, 2020 9:32 am

Hypercane_Kyle wrote:
tolakram wrote:Euro now has a stronger storm, GFS loses it, HWRF strong and north. What a year for the models. At least the euro is mostly trustworthy at less than 120 hours. Mostly, but not always.


06z GFS crapped out, there's no data between 42 hours and 168 hours, which is when Iota would exist.


Good grief, I didn't notice that.
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Re: ATL: INVEST 98L - Models

#91 Postby SFLcane » Thu Nov 12, 2020 9:37 am

chris_fit wrote:06Z GFS Ens are interesting.

Future Iota meanders/landfalls around Central America, and then future Kappa forms, strengthens, and heads towards Cuba.

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


Hmmm...
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Re: ATL: INVEST 98L - Models

#92 Postby AutoPenalti » Thu Nov 12, 2020 9:40 am

tolakram wrote:
Hypercane_Kyle wrote:
tolakram wrote:Euro now has a stronger storm, GFS loses it, HWRF strong and north. What a year for the models. At least the euro is mostly trustworthy at less than 120 hours. Mostly, but not always.


06z GFS crapped out, there's no data between 42 hours and 168 hours, which is when Iota would exist.


Good grief, I didn't notice that.

Lambda tries to form at the end of the run but gets buried in CA.
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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: INVEST 98L - Models

#93 Postby chris_fit » Thu Nov 12, 2020 9:50 am

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Re: ATL: INVEST 98L - Models

#94 Postby AutoPenalti » Thu Nov 12, 2020 9:54 am


That is as Eta as it gets.

Something tells me this won't go to CA though.
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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: INVEST 98L - Models

#95 Postby tomatkins » Thu Nov 12, 2020 10:20 am

Hypercane_Kyle wrote:
tolakram wrote:Euro now has a stronger storm, GFS loses it, HWRF strong and north. What a year for the models. At least the euro is mostly trustworthy at less than 120 hours. Mostly, but not always.


06z GFS crapped out, there's no data between 42 hours and 168 hours, which is when Iota would exist.

I didnt notice that at first, and Im like - WTF - it forms way far south of where every other model has it.
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Re: ATL: INVEST 98L - Models

#96 Postby Spacecoast » Thu Nov 12, 2020 10:28 am

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Re: ATL: INVEST 98L - Models

#97 Postby chris_fit » Thu Nov 12, 2020 10:31 am

Very good agreement on a bend to the WSW and into the EPAC - I would be shocked if this changes drastically. It is 2020. But here in the US I'm hoping we'll be OK.
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Re: ATL: INVEST 98L - Models

#98 Postby kevin » Thu Nov 12, 2020 10:35 am

6 hours since the last models so the party begins again. ICON is the first one, 962 mbar at 138 hours. Stalls at the Honduras coast starting at 123 hours, doesn't landfall until 147 hours.

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Re: ATL: INVEST 98L - Models

#99 Postby kevin » Thu Nov 12, 2020 11:11 am

12z GFS almost identical to 00z GFS in terms of intensity and landfall location, but about 12 hours faster so not only faster than the previous run but faster than most other models as well. Peaks at 967 mbar. Keep in mind that this is way stronger than the global models ever were with Eta this far out. Even after ditching the track possibility without a CA landfall, I just checked the Eta thread since Eta seems like a pretty good analog for this system and most ICON runs were in the 990s and GFS was in the 970s or 980s. It is of course no guarantuee by any means that this system will become equally strong or even worse, I'm just saying that the globals are more bullish on 98L right now than they were regarding Eta at this stage.

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Re: ATL: INVEST 98L - Models

#100 Postby stormchazer » Thu Nov 12, 2020 11:13 am

AutoPenalti wrote:
tolakram wrote:
Hypercane_Kyle wrote:
06z GFS crapped out, there's no data between 42 hours and 168 hours, which is when Iota would exist.


Good grief, I didn't notice that.

Lambda tries to form at the end of the run but gets buried in CA.


What were even getting Nerds this hurricane season?
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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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