ATL: SAM - Remnants - Discussion

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Re: ATL: SAM - Hurricane - Discussion

#561 Postby ElectricStorm » Fri Sep 24, 2021 9:39 pm

INIT 25/0300Z 12.4N 45.9W 85 KT 100 MPH
12H 25/1200Z 12.7N 47.4W 100 KT 115 MPH
24H 26/0000Z 13.1N 48.8W 110 KT 125 MPH
36H 26/1200Z 13.5N 50.0W 115 KT 130 MPH
48H 27/0000Z 14.1N 51.2W 120 KT 140 MPH
60H 27/1200Z 14.8N 52.4W 120 KT 140 MPH
72H 28/0000Z 15.7N 53.5W 115 KT 130 MPH
96H 29/0000Z 17.4N 55.8W 110 KT 125 MPH
120H 30/0000Z 19.5N 58.8W 110 KT 125 MPH
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Re: ATL: SAM - Hurricane - Discussion

#562 Postby CrazyC83 » Fri Sep 24, 2021 9:42 pm

grapealcoholic wrote:Surprised they didn't go with 100 kts given the eye temp


That would be over-doing it, since no one has T5.5 at this point. 90 kt might have been justified, but that's it.
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Re: ATL: SAM - Hurricane - Discussion

#563 Postby Iceresistance » Fri Sep 24, 2021 9:42 pm

Sam is also a compact Hurricane, he could be either much stronger or weaker than forecasted, tiny systems are harder to forecast because of their unpredictability
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Re: ATL: SAM - Hurricane - Discussion

#564 Postby skyline385 » Fri Sep 24, 2021 9:45 pm

From the discussion,

In fact, recent Synthetic Aperture Radar (SAR) data indicated that the radius of maximum winds is only about 6 n mi.


How small is the eye then? :eek:
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Re: ATL: SAM - Hurricane - Discussion

#565 Postby WiscoWx02 » Fri Sep 24, 2021 9:50 pm

grapealcoholic wrote:Surprised they didn't go with 100 kts given the eye temp


We'll probably be there tomorrow morning don't worry.
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Re: ATL: SAM - Hurricane - Discussion

#566 Postby cheezyWXguy » Fri Sep 24, 2021 9:51 pm

Looks like Sam decided to commit to the inner eyewall, or maybe it was a meld
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Re: ATL: SAM - Hurricane - Discussion

#567 Postby abajan » Fri Sep 24, 2021 9:59 pm

skyline385 wrote:From the discussion,

In fact, recent Synthetic Aperture Radar (SAR) data indicated that the radius of maximum winds is only about 6 n mi.


How small is the eye then? :eek:

Just by eyeballing it on satellite imagery and comparing it to the width of Barbados which I know to be 14 miles, I reckon it's about 12 miles wide.
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Re: ATL: SAM - Hurricane - Discussion

#568 Postby Yellow Evan » Fri Sep 24, 2021 10:10 pm

Image

T6.0.
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Re: ATL: SAM - Hurricane - Discussion

#569 Postby grapealcoholic » Fri Sep 24, 2021 10:23 pm

That was an aggressive CB wrap
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Re: ATL: SAM - Hurricane - Discussion

#570 Postby ElectricStorm » Fri Sep 24, 2021 10:28 pm

CI# /Pressure/ Vmax
4.7 / 979.1mb/ 82.2kt


Final T# Adj T# Raw T#
4.7 5.4 5.4

Estimated radius of max. wind based on IR : 12 km

Center Temp : +11.8C Cloud Region Temp : -57.0C
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Re: ATL: SAM - Hurricane - Discussion

#571 Postby ElectricStorm » Fri Sep 24, 2021 10:29 pm

Weather Dude wrote:CI# /Pressure/ Vmax
4.7 / 979.1mb/ 82.2kt


Final T# Adj T# Raw T#
4.7 5.4 5.4

Estimated radius of max. wind based on IR : 12 km

Center Temp : +11.8C Cloud Region Temp : -57.0C


I think the 5.4 is closer to reality
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Re: ATL: SAM - Hurricane - Discussion

#572 Postby Blinhart » Fri Sep 24, 2021 10:31 pm

looks are deceiving I know, but from just looking at him, I would think of 100 Kts to be more accurate if not a little low.
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Re: ATL: SAM - Hurricane - Discussion

#573 Postby grapealcoholic » Fri Sep 24, 2021 10:33 pm

Movement definitely looks more W now than earlier
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Re: ATL: SAM - Hurricane - Discussion

#574 Postby Yellow Evan » Fri Sep 24, 2021 10:35 pm

Blinhart wrote:looks are deceiving I know, but from just looking at him, I would think of 100 Kts to be more accurate if not a little low.


Probably 95 knotsish due to lag but you aren’t wrong here.
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Re: ATL: SAM - Hurricane - Discussion

#575 Postby KirbyDude25 » Fri Sep 24, 2021 10:57 pm

Yellow Evan wrote:Probably 95 knotsish due to lag but you aren’t wrong here.

ADT numbers are up to CI 5.0 with raw and Adjusted T numbers of 5.4. I think 95 knots is a good estimate.
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Re: ATL: SAM - Hurricane - Discussion

#576 Postby ScottNAtlanta » Fri Sep 24, 2021 11:04 pm

Looks like in the last several frames of sat. that maybe an EWRC is starting. The inner wall seems to be opening up
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Re: ATL: SAM - Hurricane - Discussion

#577 Postby grapealcoholic » Fri Sep 24, 2021 11:10 pm

ScottNAtlanta wrote:Looks like in the last several frames of sat. that maybe an EWRC is starting. The inner wall seems to be opening up

Way too soon. This inner core is ripping
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Re: ATL: SAM - Hurricane - Discussion

#578 Postby ScottNAtlanta » Fri Sep 24, 2021 11:14 pm

grapealcoholic wrote:
ScottNAtlanta wrote:Looks like in the last several frames of sat. that maybe an EWRC is starting. The inner wall seems to be opening up

Way too soon. This inner core is ripping

Well either the eye is expanding on its own or the hourglass shape it is resembling is ?
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Re: ATL: SAM - Hurricane - Discussion

#579 Postby ScottNAtlanta » Fri Sep 24, 2021 11:17 pm

Image
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Re: ATL: SAM - Hurricane - Discussion

#580 Postby grapealcoholic » Fri Sep 24, 2021 11:17 pm

ScottNAtlanta wrote:
grapealcoholic wrote:
ScottNAtlanta wrote:Looks like in the last several frames of sat. that maybe an EWRC is starting. The inner wall seems to be opening up

Way too soon. This inner core is ripping

Well either the eye is expanding on its own or the hourglass shape it is resembling is ?

It's high cirrus clouds covering the eye. Just means it's going off lol
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