2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

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Hurricane2022
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#461 Postby Hurricane2022 » Sun Jun 04, 2023 11:05 am

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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#462 Postby cycloneye » Sun Jun 04, 2023 1:27 pm

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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#463 Postby cycloneye » Sun Jun 04, 2023 2:20 pm

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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#464 Postby Category5Kaiju » Sun Jun 04, 2023 2:29 pm

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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#465 Postby Hurricane2022 » Sun Jun 04, 2023 3:44 pm

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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#466 Postby SFLcane » Sun Jun 04, 2023 6:07 pm

1899 surely makes me nervous being in South Florida. We shall see
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#467 Postby cycloneye » Sun Jun 04, 2023 8:49 pm

Look what is in MDR and is not a strong wave. Let's see how much this factor affects the season in terms of more or less formations.

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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#468 Postby jfk08c » Mon Jun 05, 2023 5:14 am

cycloneye wrote:Look what is in MDR and is not a strong wave. Let's see how much this factor affects the season in terms of more or less formations.

https://i.imgur.com/WS0EOdY.jpg


The SAL usually peaks around this time every year, not surprising. Should die down in August for peak season like it normally does
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#469 Postby NDG » Mon Jun 05, 2023 7:37 am

ECMWF's updated June Seasonal forecast came out today, it continues with its forecast of a 40% above average for the Atlantic, is not backing down.

 https://twitter.com/OSUWXGUY/status/1665695658974629888


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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#470 Postby NDG » Mon Jun 05, 2023 8:00 am

Interesting Tweet by Eric Webb with his analog years, the Gulf Coast may not get a break this year if the average between these years come to fruition.

 https://twitter.com/webberweather/status/1665703965575757832


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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#471 Postby DorkyMcDorkface » Mon Jun 05, 2023 10:31 am



Unreal how warm the Canary Current is this year. Made some composites to compare the general look we've had over the spring (MAM) with some of the years he mentioned which featured favorable configurations in the Atlantic during the same trimonthly timeframe, and you can see just how much the Canary Current has really stuck out.

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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#472 Postby cycloneye » Mon Jun 05, 2023 10:41 am

Yikes. Adrian, I also open the eyes. :eek:

 https://twitter.com/cyclonicwx/status/1665741638075834369


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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#473 Postby toad strangler » Mon Jun 05, 2023 12:44 pm

cycloneye wrote:Look what is in MDR and is not a strong wave. Let's see how much this factor affects the season in terms of more or less formations.

https://i.imgur.com/WS0EOdY.jpg


Those colors stand out on that map but in reality that isn't much of an SAL layer if at all. Michael Lowry (Hurricane Specialist for WPLG-TV in Miami) has been talking about the LACK of SAL so far possibly being a factor in the bath water setting up out there.
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#474 Postby DorkyMcDorkface » Mon Jun 05, 2023 12:51 pm

toad strangler wrote:
cycloneye wrote:Look what is in MDR and is not a strong wave. Let's see how much this factor affects the season in terms of more or less formations.

https://i.imgur.com/WS0EOdY.jpg


Those colors stand out on that map but in reality that isn't much of an SAL layer if at all. Michael Lowry (Hurricane Specialist for WPLG-TV in Miami) has been talking about the LACK of SAL so far possibly being a factor in the bath water setting up out there.

Also worth mentioning that GOES imagery often overdoes SAL, which is why applaud Alex Boreham/NotSparta for resurrecting the Meteosat imagery (which is much more subdued and realistic when detecting it).
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#475 Postby hurricanes1234 » Mon Jun 05, 2023 1:01 pm

48 hours apart.

Image
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#476 Postby ScottNAtlanta » Mon Jun 05, 2023 2:52 pm

Doesn't SAL usually peak in July when the wave train really gets going?
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#477 Postby DorkyMcDorkface » Mon Jun 05, 2023 3:04 pm

I'm honestly in awe at this point lol
Once again had it not been for the budding El Niño (or if literally any other ENSO state was expected) this would be a slam dunk forecast for an exceptionally active season
 https://twitter.com/cyclonicwx/status/1665741638075834369


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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#478 Postby zzzh » Mon Jun 05, 2023 5:56 pm

ScottNAtlanta wrote:Doesn't SAL usually peak in July when the wave train really gets going?

SAL peaks in mid June.
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#479 Postby SFLcane » Mon Jun 05, 2023 7:26 pm

Got ukmet office and ecmwf forecasting 9+ hurricanes these downcasters need to find a hobby. :roll:
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Re: 2023 Indicators (SST, SAL, MSLP, Wind shear, Steering, Instability) and Day 16+ Models

#480 Postby DorkyMcDorkface » Mon Jun 05, 2023 7:58 pm

SFLcane wrote:Got ukmet office and ecmwf forecasting 9+ hurricanes these downcasters need to find a hobby. :roll:

Do keep in mind there's a chance models could be overly aggressive. ECMWF SEAS5 was the most bullish it had ever been last June in forecasting an ACE value ~170% of average, yet it ended up busting by quite a bit. Not saying the same will happen here, but it's best to exercise caution given ENSO. Once again the amount of resistance the incredibly favorable NATL SSTs will provide against El Niño is crucial here. Will really be fascinating to see how this season plays out for that reason, and you can bet this will be a case study moving forward regardless of what happens, just because it's something we don't see very often.
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