WRF-ARW forecast for Ernesto

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Stratosphere747
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#61 Postby Stratosphere747 » Sat Aug 26, 2006 11:06 pm

WxGuy...

I'll dig up the info. But this model was ran on 5 or six storms last year, and from what I remember, it was clearly the best.

With that said. It's such an outlier right now, not sure how viable it is.

Now if Ernesto misses Hispainola and stays underneath Cuba all day Sunday, then it might be time to take a closer look at it.
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#62 Postby Rouster » Sat Aug 26, 2006 11:07 pm

First, this isn't intended for anyone in particular.
But, I've been watching these models for a few years now. Along with all the experts who do a wonderful job.
The only problem is that things change. Too many people seem to come on here and take everything as absolute. There are no absolutes when it comes to hurricanes that are still 5+ days away. Even the NHC as good as they are, are still going off of these models.

All that being said, anyone and everyone from Tx to Fla needs to be prepared. The models can and will jump some from West to East over the next couple of days. They did the exact same thing with Katrina and Rita. They'll do the same with Ernie.
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#63 Postby jasons2k » Sat Aug 26, 2006 11:08 pm

Stratosphere747 wrote:I'm not a singular model person, and this one is an outlier for now.

I'll give it a few benchmarks and see where it is at relative to Jamaica and Cuba. Otherwise, I'd take it with a grain of salt...


Yeah, I'm going to do the same. I'll be really curious to see how Ernesto tracks around the periphery of Cuba as depicted here. On thing though - even though it's an older run, it has nailed E's path - even the northerly position - to a tee for the day. Interesting......
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#64 Postby HouTXmetro » Sat Aug 26, 2006 11:17 pm

Well the NAM and BAM models are officially not outliers anymore with this revelation. The plot thickens.
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[Disclaimer: My Amateur Opinion, please defer to your local authorities or the NHC for Guidance.]

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#65 Postby Stratosphere747 » Sat Aug 26, 2006 11:24 pm

FWIW...

Across some of the other tropical boards. This model is now being mentioned and "looked at" a bit more.

As mentioned in another thread here. The NOAA data can't get here soon enough...
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#66 Postby HouTXmetro » Sat Aug 26, 2006 11:28 pm

HouTXmetro wrote:Well the NAM and BAM models are officially not outliers anymore with this revelation. The plot thickens.


I met add this is in ADDITION to discussions we have been hearing from pro mets across the board who didn't buy this weak ridge solution.
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#67 Postby ROCK » Sat Aug 26, 2006 11:28 pm

Stratosphere747 wrote:FWIW...

Across some of the other tropical boards. This model is now being mentioned and "looked at" a bit more.

As mentioned in another thread here. The NOAA data can't get here soon enough...




Yep, for some reason this model has been overlooked? Spreading like wildfire across the forums I have up right now...
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#68 Postby jasons2k » Sat Aug 26, 2006 11:54 pm

ROCK wrote:
Stratosphere747 wrote:FWIW...
Across some of the other tropical boards. This model is now being mentioned and "looked at" a bit more.
As mentioned in another thread here. The NOAA data can't get here soon enough...

Yep, for some reason this model has been overlooked? Spreading like wildfire across the forums I have up right now...

Yes, I'm seeing the same thing. The concering thing is that the pro mets that are chiming-in are saying this one makes synoptic sense, unlike the GFS and its underlings.
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#69 Postby Rieyeuxs » Sun Aug 27, 2006 11:42 am

Question. Has the new run on this model made the eastern shift with the others? If someone could post me a graphic, that'd be cool!
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#70 Postby Stratosphere747 » Sun Aug 27, 2006 11:43 am

Rieyeuxs wrote:Question. Has the new run on this model made the eastern shift with the others? If someone could post me a graphic, that'd be cool!


It has changed from yesterday, no doubt. Not as far east as the others though.

http://wrf-model.org/plots/realtime_hurricane12.php
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#71 Postby bayoubebe » Sun Aug 27, 2006 11:49 am

Stratosphere747 wrote:
Rieyeuxs wrote:Question. Has the new run on this model made the eastern shift with the others? If someone could post me a graphic, that'd be cool!


It has changed from yesterday, no doubt. Not as far east as the others though.

http://wrf-model.org/plots/realtime_hurricane12.php


I got this, when I clicked that:

Internet Explorer cannot display the webpage

Most likely causes:
You are not connected to the Internet.
The website is encountering problems.
There might be a typing error in the address.

edit: *it's working now*
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#72 Postby BayouVenteux » Sun Aug 27, 2006 12:05 pm

From what I've heard and read the WRF has had a particularly good track record in the +48 to +72 hr timeframe of developed hurricanes. It did well with Rita and Katrina last year IIRC. Given that Ernesto wasn't quite a hurricane at the time this most recent model run was initialized (0z, 8/27/06, I guess you'd have to take it w/a grain of salt.

If you'd like to take a gander: http://wrf-model.org/plots/realtime_hurricane12.php

At +48 hrs, Ernesto is depicted over south central Cuba as a 987mb system.

At +72 hrs, it's around the the northwestern tip of Cuba (in the general vicinity of NW of Isla de Juventad, for orientation)

and FWIW, the WRF depicts Ernesto in the eastern Gulf due west of FMY/due south of FWB at +120 (from the 0z init)
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Andrew '92, Katrina '05, Gustav '08, Isaac '12, Ida '21...and countless other lesser landfalling storms whose names have been eclipsed by "The Big Ones".

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#73 Postby Rieyeuxs » Sun Aug 27, 2006 2:24 pm

I just ran the model and at 92 hours is when the sharp turn begins. 6Big dramatic change!!! :eek:
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#74 Postby Rieyeuxs » Sun Aug 27, 2006 11:53 pm

And now, the model's shifted westward again...
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#75 Postby SouthFloridawx » Sun Aug 27, 2006 11:56 pm

Rieyeuxs wrote:And now, the model's shifted westward again...


What models shifted westward?
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#76 Postby Rieyeuxs » Mon Aug 28, 2006 12:03 am

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#77 Postby SouthFloridawx » Mon Aug 28, 2006 12:10 am



That is the 12Z forecast from earlier today. Not sure if you noticed that. The current run you should be looking at is the 00Z for the 28th.
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#78 Postby Windsurfer_NYC » Mon Aug 28, 2006 12:32 am

SouthFloridawx wrote:


That is the 12Z forecast from earlier today. Not sure if you noticed that. The current run you should be looking at is the 00Z for the 28th.


That may take all night.... today's 12Z was posted well after 7pm when I last checked.
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#79 Postby KFDM Meteorologist » Mon Aug 28, 2006 1:11 am

WRF is a terrible tropical model. Just my opinion.
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#80 Postby WxGuy1 » Mon Aug 28, 2006 1:13 am

KFDM Meteorologist wrote:WRF is a terrible tropical model. Just my opinion.


Which one? There are a ton of WRF models being run and provided online? The NCEP WRF(-NMM)? The 12km WRF-ARW run by NCAR? The 4km WRF-ARW?
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