The Weather Outlook

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picturesareme
19 October 2024 18:09:33
Hurricane Oscar what an embarrassing hurricane for the NHC 😂

Just a few hours ago it was (apparently) a disturbance with a 20% chance of developing. Then they sent hurricane recon plane to investigate finding it was already a cat 1 hurricane.

Gandalf The White
19 October 2024 20:30:35

Hurricane Oscar what an embarrassing hurricane for the NHC 😂

Just a few hours ago it was (apparently) a disturbance with a 20% chance of developing. Then they sent hurricane recon plane to investigate finding it was already a cat 1 hurricane.

Originally Posted by: picturesareme 

Why is it embarrassing?  The earlier forecast was based on the latest available data. Are you suggesting they should guess?


Location: South Cambridgeshire

130 metres ASL

52.0N 0.1E



DEW
  • DEW
  • Advanced Member Topic Starter
20 October 2024 06:21:18

Why is it embarrassing?  The earlier forecast was based on the latest available data. Are you suggesting they should guess?

Originally Posted by: Gandalf The White 

The expectation is that with satellite data you should know about hurricane formation the instant it happens, if not before; against which, as we've seen already this summer, current models were developed for an era in which SSTs were not as elevated as they are now.


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

Gandalf The White
20 October 2024 09:32:49

The expectation is that with satellite data you should know about hurricane formation the instant it happens, if not before; against which, as we've seen already this summer, current models were developed for an era in which SSTs were not as elevated as they are now.

Originally Posted by: DEW 

Well, since Oscar developed very fast obviously the satellite data wasn’t sufficiently up to date either.

As for the computer models, that’s not correct: the models are based on physics, so they should deal with warmer oceans - and as we have seen with other storms this season, they do.


Location: South Cambridgeshire

130 metres ASL

52.0N 0.1E



DEW
  • DEW
  • Advanced Member Topic Starter
20 October 2024 09:47:39

Well, since Oscar developed very fast obviously the satellite data wasn’t sufficiently up to date either.

As for the computer models, that’s not correct: the models are based on physics, so they should deal with warmer oceans - and as we have seen with other storms this season, they do.

Originally Posted by: Gandalf The White 

As I understand it, the models are modified and improved with feedback from actual situations, which is why predictions of British weather are more accurate if there's a westerly dominance rather than, say, northerly or easterly. As SSTs in the Caribbean and W Atlantic have been unprecedently high, I would expect that a similar feedback process will lead to more accurate hurricane forecasts in the future.

The physics doesn't change, but our understanding of its implications does.


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

DEW
  • DEW
  • Advanced Member Topic Starter
27 October 2024 22:20:02
Indian authorities arranged the evacuation of up to a million people in advance of cyclone Dana a couple of days ago, but (I hope)  this was a storm surge precaution as it only appears to have reached cat 1.

Meanwhile hurricane Kirsty in the east Pacific, far from land, blew up into a cat 5 and died again almost as quickly.


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

DEW
  • DEW
  • Advanced Member Topic Starter
31 October 2024 07:22:42
Typhoon Kong-rey bashes Taiwan, the largest storm to hit island since 1996

(Cat 3 on landfall)

https://edition.cnn.com/2024/10/31/asia/taiwan-typhoon-kong-rey-landfall-intl-hnk/index.html 


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

tallyho_83
02 November 2024 23:01:51
GFS has picked up on something brewing in the Gulf? Yet Again? 

UserPostedImage

https://www.wetterzentrale.de/maps/GFSOPNA18_96_1.png 


Home Location - Vixen Tor Close, Okehampton, Devon (221m ASL)

---------------------------------------

Sean Moon

Magical Moon

www.magical-moon.com

DEW
  • DEW
  • Advanced Member Topic Starter
03 November 2024 07:46:15

GFS has picked up on something brewing in the Gulf? Yet Again? 

UserPostedImage

https://www.wetterzentrale.de/maps/GFSOPNA18_96_1.png 

Originally Posted by: tallyho_83 

90% chance in 7 days according to NHC, which is as close to certainty as you get from them.

Meanwhile TS Patty has cropped up by the Azores and is forecast to menace N Portugal as a TD in a few days.


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

picturesareme
03 November 2024 14:08:54

90% chance in 7 days according to NHC, which is as close to certainty as you get from them.

Meanwhile TS Patty has cropped up by the Azores and is forecast to menace N Portugal as a TD in a few days.

Originally Posted by: DEW 

Looking at the satellite it already looks like a tropical storm has developed. We'll find out later when the plane goes out to investigate.

DEW
  • DEW
  • Advanced Member Topic Starter
04 November 2024 08:32:26
Now PTC 18 (Potential Tropical Cyclone) with track forecast as TS to develop shortly (Rafael), and thence to become a hurricane over the W end of Cuba on Wed, before dying out in the Gulf as it comes up against strong wind shear.

EDIT: now officially named Rafael, no change in forecast


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

DEW
  • DEW
  • Advanced Member Topic Starter
08 November 2024 09:31:46
Rafael now going round in circles in the middle of the Gulf of Mexico, not affecting land after that bash at W Cuba.
War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

The Beast from the East
17 November 2024 10:29:49
If this was America, it would be headline news


Purley, Surrey, 70m ASL

"We have some alternative facts for you"

Kelly-Ann Conway - former special adviser to the President

DEW
  • DEW
  • Advanced Member Topic Starter
15 December 2024 08:03:32
The hurricanes haven't gone away ...

https://www.bbc.co.uk/news/articles/c2ldkg59j15o 

140mph in the French Indian Ocean territory of Mayotte


War is God's way of teaching Americans geography - Ambrose Bierce

Chichester 12m asl

picturesareme
15 December 2024 15:14:07

The hurricanes haven't gone away ...

https://www.bbc.co.uk/news/articles/c2ldkg59j15o 

140mph in the French Indian Ocean territory of Mayotte

Originally Posted by: DEW 

This peaked at 155mph. Believe it wiped out an island before hitting Mayotte a day or so later.

The Beast from the East
16 December 2024 00:53:12
hundreds dead and hardly gets a mention. The only news item on CNN at the moment is the drone story
Purley, Surrey, 70m ASL

"We have some alternative facts for you"

Kelly-Ann Conway - former special adviser to the President

Lionel Hutz
16 December 2024 05:54:35

hundreds dead and hardly gets a mention. The only news item on CNN at the moment is the drone story

Originally Posted by: The Beast from the East 

One of the issues is the remoteness of the island. If a hurricane hits the US for example, tv companies have no difficulty getting tv crews to view the immediate aftermath. Getting tv footage from somewhere as remote as Mayotte is a much bigger. And if there are few or no pictures, there's no story for tv.


Lionel Hutz

Nr.Waterford , S E Ireland

68m ASL



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