ATL: DELTA - Post-Tropical - Discussion
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Re: ATL: DELTA - Hurricane - Discussion
tolakram wrote:GCANE wrote:ADT tags a MW Eye
Can you spell these out? I'm betting most people cannot remember, or know, all these abbreviations.
Eye identified by microwave (satellite radar) imaging analysis

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Re: ATL: DELTA - Hurricane - Discussion
Live visible
https://whirlwind.aos.wisc.edu/~wxp/goes16/grb/meso_vis_sqrt/meso1_60.html
source: https://www.aos.wisc.edu/weather/wx_obs/GOES16.html
https://whirlwind.aos.wisc.edu/~wxp/goes16/grb/meso_vis_sqrt/meso1_60.html
source: https://www.aos.wisc.edu/weather/wx_obs/GOES16.html
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M a r k
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Re: ATL: DELTA - Hurricane - Discussion
Recon has shown that FL winds are having trouble fully mixing down, and there’s a region of increased winds on the east side of the storm. Either it’s a double wind maximum, or the wind field is very oblong.
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Re: ATL: DELTA - Hurricane - Discussion
Stormgodess wrote:Hey guys, I seriously know nothing and was just checking out this loop.
What is going on here?? To me, not knowing anything it looked like Delta formed a second/different center/eye
I realize that likely isnt possible. Could someone explain what Im looking at? Never tried posting a GIF so added the link also
https://gifyu.com/image/6Fdx
https://gifyu.com/image/6Fdx
Looks like the center was moving NW and refired convection. You usually see that with weaker storms where the centers follow or chase convection. Maybe it was just a new burst as the center moved
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Re: ATL: DELTA - Hurricane - Discussion
Large jump in rain rate.
Recon now reporting 54 mm/hr.
Latent energy exchange kicking into high gear.
Recon now reporting 54 mm/hr.
Latent energy exchange kicking into high gear.
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Re: ATL: DELTA - Hurricane - Discussion
Delta doesn’t look too photogenic this morning, not that it ever did. Probably won’t intensify much more, if at all. Still will be a big surge producer and a wind maker, but if I’d had to guess a landfall intensity I’d go with anywhere from an 85mph Cat.1 to an 100mph Cat.2 in SW Louisiana. Fortunately it won’t be a Cat.4 like Laura was six weeks ago.
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Re: ATL: DELTA - Hurricane - Discussion
The extent of hurricane-force FL winds to the east could be...problematic. Those translate to TS winds at the surface and are extending the TS wind field, meaning more surge on the E/NE side.
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Re: ATL: DELTA - Hurricane - Discussion
TheStormExpert wrote:Delta doesn’t look too photogenic this morning, not that it ever did. Probably won’t intensify much more, if at all. Still will be a big surge producer and a wind maker, but if I’d had to guess a landfall intensity I’d go with anywhere from an 85mph Cat.1 to an 100mph Cat.2 in SW Louisiana. Fortunately it won’t be a Cat.4 like Laura was six weeks ago.
That 36 nm eye could contract a bit and pick up the wind velocity. The meso on the north eyewall is pretty impressive, with lots of lightening.
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Re: ATL: DELTA - Hurricane - Discussion
Sharp pressure drop from the buoy in the BOC closest to delta

https://www.ndbc.noaa.gov/station_page. ... tion=42055
https://www.ndbc.noaa.gov/station_page. ... tion=42055
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Re: ATL: DELTA - Hurricane - Discussion
TheStormExpert wrote:Delta doesn’t look too photogenic this morning, not that it ever did. Probably won’t intensify much more, if at all. Still will be a big surge producer and a wind maker, but if I’d had to guess a landfall intensity I’d go with anywhere from an 85mph Cat.1 to an 100mph Cat.2 in SW Louisiana. Fortunately it won’t be a Cat.4 like Laura was six weeks ago.
Also glad it should be moving at a good pace and not leave so much rain behind like sally

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Personal Forecast Disclaimer:
The posts in this forum are NOT official forecast 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 forecast 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: ATL: DELTA - Hurricane - Discussion
TheStormExpert wrote:Delta doesn’t look too photogenic this morning, not that it ever did. Probably won’t intensify much more, if at all. Still will be a big surge producer and a wind maker, but if I’d had to guess a landfall intensity I’d go with anywhere from an 85mph Cat.1 to an 100mph Cat.2 in SW Louisiana. Fortunately it won’t be a Cat.4 like Laura was six weeks ago.
but it's wider so it will bring alot of damage to the coast and texas area will see 50-70 mph winds it looks likes
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Re: ATL: DELTA - Hurricane - Discussion
This pass through the NE quadrant supports 90-95 kt maximum winds and a pressure of 966-968 mbar.
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I am only a meteorology enthusiast who knows a decent amount about tropical cyclones. Look to the professional mets, the NHC, or your local weather office for the best information.
I am only a meteorology enthusiast who knows a decent amount about tropical cyclones. Look to the professional mets, the NHC, or your local weather office for the best information.
Re: ATL: DELTA - Hurricane - Discussion
What is the confidence level for the turn keeping the eye away from Houston?
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Re: ATL: DELTA - Hurricane - Discussion
aspen wrote:This pass through the NE quadrant supports 90-95 kt maximum winds and a pressure of 966-968 mbar.
Makes sense. Definitely looking better on sat now
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Re: ATL: DELTA - Hurricane - Discussion
Latest recon passes showed 965 - 967 mbar central pressure and would be in-line with ~90 knots. I think 95 knots might also be reasonable, but I don't think NHC will do that just yet.
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Re: ATL: DELTA - Hurricane - Discussion
mpic wrote:What is the confidence level for the turn keeping the eye away from Houston?
Very high.
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I am only a tropical weather enthusiast. My predictions are not official and may or may not be backed by sound meteorological data. For official information, please refer to the NHC and NWS products.
I am only a tropical weather enthusiast. My predictions are not official and may or may not be backed by sound meteorological data. For official information, please refer to the NHC and NWS products.
Re: ATL: DELTA - Hurricane - Discussion
Increase in rain rate to 62 mm/hr.
On target for increasing latent energy transfer becoming predominant.
On target for increasing latent energy transfer becoming predominant.
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Re: ATL: DELTA - Hurricane - Discussion
Kazmit wrote:mpic wrote:What is the confidence level for the turn keeping the eye away from Houston?
Very high.
Omg I hope so. Mobile home, 71 years old and 7 dogs
Edit: No ill will to those to the east.
Last edited by mpic on Thu Oct 08, 2020 8:39 am, edited 1 time in total.
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