Re: [Phys-L] measuring hurricane strength

[bernard cleyet <bernardcleyet@redshift.com>]

> On 2017/Sep/06, at 10:31, John Denker via Phys-l <phys-l@mail.phys-l.org> wrote:
>
> On 09/01/2017 03:32 AM, Folkerts, Timothy J wrote:
>
> > NOAA's "ACE" is the closest thing I know to a measure of both
> > strength and persistence for hurricanes, and it doesn't show any
> > particular upward trend over the decades.
>
> There has never been a "category 6" hurricane, because the Saffir-Simpson
> scale only goes up to 5.  There is no defined upper bound to category 5,
> and no category 6, because the guys who proposed the scale could not
> imagine a storm strong enough to require one.


A rumor that scientists would create a new hurricane category for Irma led people to believe that the storm had already received that designation.



http://www.snopes.com/hurricane-irma-track-become-category-6-storm/?utm_source=bme&utm_medium=manual&utm_campaign=wednesday_update&bt_ee=wu7QPCf3m5Lv9fDJP4ryD3MtFHU8iuwE6/l951VPgLbhc0+Qkf9Bo7wZXtxmqptZ&bt_ts=1504699818800&utm_source=bme&utm_medium=manual&utm_campaign=wednesday_update&bt_ee=pSDOSnQ/tayjjHY8c238cZjL90tuevxyh1kSkRVJtQe5iE1t5ppJRojdhMBw6MP7&bt_ts=1504700589769  
  


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