
Trough of low pressure in Western Caribbean (Is Invest 95L)
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- Hurricaneman
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Re: Trough of low pressure in Western Caribbean
The area near Columbia looks interesting, the models seem to be honing in on that area, could see the NHC change the outlook area at 2 as it seems as though that may be where things start coming together
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- SouthFLTropics
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Re: Trough of low pressure in Western Caribbean
Wxman57 is listening to the Who this morning... "Won't Get Fooled Again"
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Fourth Generation Florida Native
Personal Storm History: David 79, Andrew 92, Erin 95, Floyd 99, Irene 99, Frances 04, Jeanne 04, Wilma 05, Matthew 16, Irma 17, Ian 22, Nicole 22, Milton 24
Personal Storm History: David 79, Andrew 92, Erin 95, Floyd 99, Irene 99, Frances 04, Jeanne 04, Wilma 05, Matthew 16, Irma 17, Ian 22, Nicole 22, Milton 24
Re: Trough of low pressure in Western Caribbean
Honestly I don’t know what to think at this point. The 00z UKMET drops development while the 06z GFS is now the only model showing development. I think we’re being fooled you guys!
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Re: Trough of low pressure in Western Caribbean
Winning post of the week award

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Andy D
(For official information, please refer to the NHC and NWS products.)
(For official information, please refer to the NHC and NWS products.)
Trough of low pressure in Western Caribbean
Kudos to the forecasters...
Those writing this off were doing it too early in my opinion and this is doing classic slow trough-like formation and won't look back...
Those writing this off were doing it too early in my opinion and this is doing classic slow trough-like formation and won't look back...
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Re: Trough of low pressure in Western Caribbean
The 6Z “King and his men”, i.e., the Euro and its ensembles, were very quiet. Interestingly, after that suddenly active 12Z EPS of yesterday (with 20% of its members sub 1000 mb for the follow up system, which is now in the SW Caribbean), each succeeding EPS has had less and less activity. Let’s see whether or not that quiet trend continues at 12Z.
The 6Z GEFS, though not as active as yesterday’s very active 18Z, is a good bit more active than the pretty quiet 0Z GEFS.
We watch. We wait. We analyze. Because that’s what we do.
The 6Z GEFS, though not as active as yesterday’s very active 18Z, is a good bit more active than the pretty quiet 0Z GEFS.
We watch. We wait. We analyze. Because that’s what we do.
Last edited by LarryWx on Tue Oct 20, 2020 10:20 am, edited 2 times in total.
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The posts in this forum are NOT official forecasts and should not be used as such. They are just the opinion of the poster and may or may not be backed by sound meteorological data. They are NOT endorsed by any professional institution or storm2k.org. For official information, please refer to the NHC and NWS products.
The posts in this forum are NOT official forecasts and should not be used as such. They are just the opinion of the poster and may or may not be backed by sound meteorological data. They are NOT endorsed by any professional institution or storm2k.org. For official information, please refer to the NHC and NWS products.
- cheezyWXguy
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Re: Trough of low pressure in Western Caribbean
The Texas winter thread appears to be leaking
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- Ivanhater
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Re: Trough of low pressure in Western Caribbean
I just went through and cleaned up a bunch on nonsense posts that had absolutely nothing to do with this system.
Back on topic...
Back on topic...
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Michael
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Re: Trough of low pressure in Western Caribbean
IMHO don't sleep on the W. Caribbean system yet. Pattern remains supportive overall for TC development this weekend into early next week, especially once Epsilon (which has been cutting off some inflow to W. Carib system) departs to the NE.
I concur with the tweet below that GEFS/GFS have a tendency to drop potebtial tropical cyclones in medium range, before bringing them back in shorter range. (Of course this comment is mainly based on GEFS before the upgrade a few months ago, but there is reason to believe this behavior persists after upgrade).
https://twitter.com/yconsor/status/1318576590301892616
https://twitter.com/AdamMcDoom/status/1317836379414462466
I concur with the tweet below that GEFS/GFS have a tendency to drop potebtial tropical cyclones in medium range, before bringing them back in shorter range. (Of course this comment is mainly based on GEFS before the upgrade a few months ago, but there is reason to believe this behavior persists after upgrade).
https://twitter.com/yconsor/status/1318576590301892616
https://twitter.com/AdamMcDoom/status/1317836379414462466
Last edited by jconsor on Tue Oct 20, 2020 10:57 am, edited 2 times in total.
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Re: Trough of low pressure in Western Caribbean
I know it is the low accuracy NAVGEM, but fwiw, the 6Z is the 3rd run in a row with development of the SW Car system but it is a little slower as it is only in W Cuba at the end (144) moving north.
And as mentioned, the 6Z GFS was slow but then went ape shoot with it in the NW Car and it lasted til the end of the run.
And as mentioned, the 6Z GFS was slow but then went ape shoot with it in the NW Car and it lasted til the end of the run.
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Personal Forecast Disclaimer:
The posts in this forum are NOT official forecasts and should not be used as such. They are just the opinion of the poster and may or may not be backed by sound meteorological data. They are NOT endorsed by any professional institution or storm2k.org. For official information, please refer to the NHC and NWS products.
The posts in this forum are NOT official forecasts and should not be used as such. They are just the opinion of the poster and may or may not be backed by sound meteorological data. They are NOT endorsed by any professional institution or storm2k.org. For official information, please refer to the NHC and NWS products.
Re: Trough of low pressure in Western Caribbean
As of 138, 12Z GFS is similar to 6Z with what looks like NW Car TC genesis from the system that’s now in the SW Car. But the 12Z UKMET, like the 0Z and unlike yesterday’s 12Z, has no TC genesis.
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Personal Forecast Disclaimer:
The posts in this forum are NOT official forecasts and should not be used as such. They are just the opinion of the poster and may or may not be backed by sound meteorological data. They are NOT endorsed by any professional institution or storm2k.org. For official information, please refer to the NHC and NWS products.
The posts in this forum are NOT official forecasts and should not be used as such. They are just the opinion of the poster and may or may not be backed by sound meteorological data. They are NOT endorsed by any professional institution or storm2k.org. For official information, please refer to the NHC and NWS products.
- gatorcane
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Re: Trough of low pressure in Western Caribbean
strong ridge over Florida and the Gulf push it into the Yucatan and BoC on the 12Z GFS.


Last edited by gatorcane on Tue Oct 20, 2020 11:26 am, edited 1 time in total.
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-
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Re: Trough of low pressure in Western Caribbean
I think Bones will be coming out shortly, just in time for Halloween.

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CVW / MiamiensisWx / Shell Mound
The posts in this forum are NOT official forecasts and should not be used as such. They are just the opinion of the poster and may or may not be backed by sound meteorological data. They are NOT endorsed by any professional institution or STORM2K. For official information, please refer to products from the NHC and NWS.
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Re: Trough of low pressure in Western Caribbean
gatorcane wrote:strong ridge over Florida and the Gulf push it into the Yucatan and BoC on the 12Z GFS.
https://i.postimg.cc/xCTtmGLv/gfs-z500a-Norm-watl-fh96-204.gif
Things can change. I also wouldn’t trust a model that suddenly drops development after 25 runs. The steering is complex
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Trough of low pressure in Western Caribbean
I might have spoke too soon because they say there is shear down there...
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- SFLcane
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Re: Trough of low pressure in Western Caribbean
LarryWx wrote:As of 138, 12Z GFS is similar to 6Z with what looks like NW Car TC genesis from the system that’s now in the SW Car. But the 12Z UKMET, like the 0Z and unlike yesterday’s 12Z, has no TC genesis.
One day maybe next year the gfs will be right.
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Re: Trough of low pressure in Western Caribbean
Why does the GFS have that storm heading right into the cold front, it doesn’t make sense.
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Re: Trough of low pressure in Western Caribbean
My thoughts on one factor that may be behind the delayed/lack of development in W. Caribbean:
https://twitter.com/yconsor/status/1318594364155842560
https://twitter.com/yconsor/status/1318594364155842560
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