Possible development in the Gulf of Mexico (Is Invest 92L)

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BIFF_THE_UNRULY
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Re: Possible development in the NW Caribbean / GOM (10/40)

#301 Postby BIFF_THE_UNRULY » Tue Oct 01, 2024 9:48 am

Stormlover70 wrote:
BIFF_THE_UNRULY wrote:
redingtonbeach wrote:A Cat anything right now into St. Pete would be beyond devastating.


Agree, My timeshare in Reddington beach got destroyed by Storm Surge

Place has been there since 1950's and never once had surge go 6 feet into the lobby.
even heavy rain would be bad. Sorry about your timeshare.



well that is what insurance is for. They will rebuild.

All the hotels and stuff took alot of damage. The ocean came over all the barrier islands. I would expect that impact to be felt into the fall, because that is prime snowbird season. Lot of Tourism dollars lost for the area. Some were built better with surge in mind, but most of that strip is older structures
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Re: Possible development in the NW Caribbean / GOM (10/40)

#302 Postby underthwx » Tue Oct 01, 2024 9:53 am

BIFF_THE_UNRULY wrote:
Stormlover70 wrote:
BIFF_THE_UNRULY wrote:
Agree, My timeshare in Reddington beach got destroyed by Storm Surge

Place has been there since 1950's and never once had surge go 6 feet into the lobby.
even heavy rain would be bad. Sorry about your timeshare.



well that is what insurance is for. They will rebuild.

All the hotels and stuff took alot of damage. The ocean came over all the barrier islands. I would expect that impact to be felt into the fall, because that is prime snowbird season. Lot of Tourism dollars lost for the area. Some were built better with surge in mind, but most of that strip is older structures

Im sorry to read about yalls damages from Helene.....for sure yall do not need more bad weather....I hope this disturbance does not become another weather woe for yall....or any of us...
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Re: Possible development in the NW Caribbean / GOM (10/40)

#303 Postby underthwx » Tue Oct 01, 2024 10:01 am

This is an excerpt from the 3:46 am NWS New Orleans forecast discussion....I think it sums up this disturbance pretty well...

LONG TERM...
(Wednesday night through Monday)
Issued at 228 AM CDT Tue Oct 1 2024

We will move from the westerlies to the tropics for a minute. two
very vivid features catch the eye this morning. One over the gulf
stretching from Tampa to the Yucatan. The other over the northern
Caribbean. The first is associated with an inverted trough(easterly
wave/tropical wave). The second is an upper low just leaving Jamaica
this morning. The tropical wave will continue slowly moving west
while the northern end of this will eventually move to our shoreline
late Thu into Fri, and this is when we expect the best chances of
rain. This is very typical of October. Most rainfall associated with
this month normally comes from tropical sh/ts. This is par for the
course, as even fronts that move through this time of year are
relatively dry most of the time.

Chances of something developing with this tropical wave is not very
good as the area is highly sheared and is actually doing all it can
to move the strong deep dry air to its west out of the picture.
Basically, this is bringing the deep tropical moisture into the gulf
priming the area. All real estate to the west and NW of the upper
low would also have a very difficult time getting started further
adding to the development issues. But, as with all upper lows, the
area to the south and east of this feature produces an area that is
normally quite hospitable for development of disturbances due to the
downstream diffluent nature of the upper flow. This is normally
where upper maritime highs are located or developed. As the TUTT low
moves west, we should see the current very weak disturbance over the
SW Caribbean begin to flare and this is where the hurricane center
shows their hatched area for tropical development. But they have
likely kept this at around 40-50%(7 days) due to the not so
hospitable environment it will have to eventually conquer. This
feature will eventually get to move in a general NWward motion on
the east side of the upper low. We should see this really begin
Wed. The upper low will have moved well west and start dissipating
by Thu and should be gone by the weekend. This will have set the
southern gulf in the outside southern sector of the upper low as
well. The upper maritime high that is produced downstream will be
located from the Bahamas to the FL Straits by late Wed and this is
where it will stall as it will interact with the upper
subtropical trough near the western gulf coast. The sfc low that
is expected to eventually develop over the gulf would have a much
better chance of development if this maritime high was able to
move farther west. But this sfc low will be located between these
two upper level features with some shear profiles(around 20kt),
although not enough to keep something from developing if it can
overcome this environment, but also not the most primo conditions
either. The subtropical jet that had developed a high over the
area today and Wed will now move east allowing an upper trough to
begin developing and moving into the western gulf coast by Thu
and take up real estate over TX through the weekend. The jet core
for this is still over the Pacific and won`t be sampled by the
terrestrial upper air network until Wed either 12z or Thu 00z.
This is when we should see most guidance begin to improve as far
as resolving the subtrop jet better. At the moment, satellite
soundings are doing a very good job with this as there is very
little cloud cover and deep dry air where this weak jet is
currently located. By Monday, we should see a fairly strong cold
front moving quickly southward with a good bit of dry air. This
will definitely cause a very strong precip gradient where it sets
up along the gulf coast. This is where things diverge with model
solutions as well. The subtropical upper trough is shown in all
model sets but the Euro wants to kick this mess to the east as
this trough becomes progressive allowing the front to move into
the picture with the polar jet digging. The GFS just stalls
everything over the gulf while this upper trough kicks out and
allows the front to move in. The scenario that makes the most
sense is the Euro as the polar jet becomes more dominant. But this
is way out at the end of this fcast, so your guess is as good as
mine about that occurance.
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Re: Possible development in the NW Caribbean / GOM (10/40)

#304 Postby wxman57 » Tue Oct 01, 2024 10:07 am

Thought y'all might find this interesting. No more SFMR data this year. It was deemed too unreliable.

https://wxman57.com/images/SFMR.JPG

Image
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Re: Possible development in the NW Caribbean / GOM (10/40)

#305 Postby redingtonbeach » Tue Oct 01, 2024 10:22 am

underthwx wrote:This is an excerpt from the 3:46 am NWS New Orleans forecast discussion....I think it sums up this disturbance pretty well...

LONG TERM...
(Wednesday night through Monday)
Issued at 228 AM CDT Tue Oct 1 2024

We will move from the westerlies to the tropics for a minute.
two very vivid features catch the eye this morning. One over
the gulf stretching from Tampa to the Yucatan. The other over
the northern Caribbean.



The scenario that makes the most sense is . . . your guess is as good as mine".....


While potentially valuable in the short-term to northern GOM residents, that was a lot of word vomit that went nowhere toward the landfall solution other than a suggestion to watch the Euro.
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Re: Possible development in the NW Caribbean / GOM (10/40)

#306 Postby redingtonbeach » Tue Oct 01, 2024 10:26 am

wxman57 wrote:6Z ICON has a weak frontal low over the south-central Gulf Saturday night. It has a moderate cold front moving south across the northern Gulf. Nothing like the 06Z run. Models are all trending away from any significant tropical development in favor of two cold fronts - one tonight and one on Saturday - moving out into the Gulf. Tropical development chances are decreasing.


Blessings! Now if we can keep that huge pot of rain in the GOM instead of coming ashore….
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Re: Possible development in the NW Caribbean / GOM (10/40)

#307 Postby toad strangler » Tue Oct 01, 2024 10:32 am

CREDIT - Michael Lowry weather ..... "we may be babysitting this one for awhile"

Watching for Possible Weekend Development in the Gulf
Forecast models for now suggest slow and messy development, with a period of wet weather affecting parts of Florida beginning later this week as we continue to monitor a disturbance lifting northward from the western Caribbean for possible development over the Gulf of Mexico by this weekend.

Forecast models are not bullish on this system as they were on the disturbance that became Helene and, as we mentioned in yesterday’s newsletter, development isn’t a slam dunk. That said, some gradual organization by late week and over the weekend is more likely than not, but the system is not a fast mover and will linger in the Gulf into next week.

This means that regardless of development, parts of Florida are likely in for a period of wet weather starting Thursday or Friday and persisting through early next week. Though it’s too soon to know the details of where heavier rainfall could occur, the official forecast for now advertises only modest rain totals over the next 7 days. The higher totals across the eastern Gulf of Mexico and parts of Florida indicate the tropical influence from the system being monitored for possible development this week. Even so, wet and windy weather, with the possibility of minor or moderate coastal flooding, could affect ongoing recovery efforts in parts of Florida recently hit by Helene, so we’ll want to monitor the trends.

Image

Forecast models are not bullish on this system as they were on the disturbance that became Helene and, as we mentioned in yesterday’s newsletter, development isn’t a slam dunk. That said, some gradual organization by late week and over the weekend is more likely than not, but the system is not a fast mover and will linger in the Gulf into next week.

Roadblocks ahead
Unlike with Helene, the environment ahead in the Gulf poses some obstacles to sustained development. The tallest hurdle will be strong jet stream winds digging into the northern Gulf come the latter part of the week that will create a zone of nearby hostile wind shear. These strong west-to-east winds aloft not only could act to stymie development, but will likely make any organizing system lopsided, so that most weather is blown to the east, putting Florida and the eastern Gulf on the downwind side to receive any wet and windy weather. Though soupy tropical air will sneak into the western Gulf by late week, the system isn’t expected to pose a direct threat to the western Gulf or the Texas Gulf Coast. Forecast models have pushed development chances back over the past few days toward late weekend and into next week as the system hangs around, so unfortunately we may be babysitting this one for a little while.
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Re: Possible development in the NW Caribbean / GOM (10/40)

#308 Postby SFLcane » Tue Oct 01, 2024 11:47 am

ok...

Image
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Re: Possible development in the NW Caribbean / GOM (10/40)

#309 Postby fllawyer » Tue Oct 01, 2024 11:50 am

Was I the only one that had to read the bolded part again?

underthwx wrote:This is an excerpt from the 3:46 am NWS New Orleans forecast discussion....I think it sums up this disturbance pretty well...

LONG TERM...
(Wednesday night through Monday)
Issued at 228 AM CDT Tue Oct 1 2024

Most rainfall associated with this month normally comes from
tropical sh/ts
. This is par for the course, as even fronts that
move through this time of year are relatively dry most of the time.


But this is way out at the end of this fcast, so your guess is as good as
mine about that occurance.".....
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