Re: Convection is fiction

From	Thomas 'PointedEars' Lahn <PointedEars@web.de>
Newsgroups	sci.physics
Subject	Re: Convection is fiction
Date	2016-08-21 18:46 +0200
Organization	PointedEars Software (PES)
Message-ID	<3417480.EDgDQdayNf@PointedEars.de> (permalink)
References	<e5b8b178-c782-4768-ac07-0cf0b4f62c15@googlegroups.com> <upq9rb9itah8fb03u990e1ppt12tsbr004@4ax.com> <23764527.rf7BzDKH0Z@PointedEars.de> <npck4c$an1$1@dont-email.me>

Show all headers | View raw

Poutnik wrote:

> Dne 21/08/2016 v 17:57 Thomas 'PointedEars' Lahn napsal(a):
>> Michael J.  Strickland wrote:
>>> Thunderheads go to 50-60 thousand feet and they must have some
>>> moisture.
>> Nonsense.  50'000 to 60'000 ft equal 15.24 to 18.29 km.  The troposhere
>> only extends up to ca. 12 km altitude from sea level.
> 
> I am sorry, this is not fully correct,
> as the tropopause level is latitude dependent.
> 
> While for medium latitudes it is indeed 10-12 km,
> it is below 8 km for polar areas
> and above 16 km for tropics.
> 
> http://www.skybrary.aero/index.php/Tropopause
> 
> "The tropopause occurs at approximately 20,000 feet over the poles and
> at approximately 60,000 feet above the equator. The International
> Standard Atmosphere assumes that the average height of the tropopause is
> 36,000 feet. "

Thank you.  The figures vary.  Danielson et al. say at average 20 km in the 
tropics, 17 km in mid latitudes, and 7 km in polar regions *in winter*.

That explains why there are few hailstorms in the tropics.

-- 
PointedEars

Twitter: @PointedEars2
Please do not cc me. / Bitte keine Kopien per E-Mail.

Thread

Convection is fiction Claudius Denk <claudiusdenk@gmail.com> - 2016-08-13 09:44 -0700
  Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-13 15:14 -0700
  Re: Convection is fiction Michael J. Strickland <michael06582@comcast.net> - 2016-08-17 19:01 -0400
    Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-17 16:28 -0700
      Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-17 22:20 -0700
    Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-21 17:57 +0200
      Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-21 18:16 +0200
        Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-21 18:46 +0200
          Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-21 18:56 +0200
            Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-21 19:09 +0200
              Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-21 19:27 +0200
              Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-22 07:39 +0200
                Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-22 19:58 -0700
              Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-22 17:17 +0200
                Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-22 20:02 -0700
            Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-21 12:38 -0700
              Re: Convection is fiction Claudius Denk <claudiusdenk@gmail.com> - 2016-08-21 17:11 -0700
                Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-21 19:59 -0700
        Re: Re: Convection is fiction Michael J. Strickland <michael06582@comcast.net> - 2016-08-21 22:34 -0400
          Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-22 06:52 +0200
          Re: Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-22 19:02 +0200
            Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-22 19:17 +0200
              Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-22 20:05 -0700
              Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-24 01:16 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 05:53 +0200
                Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-24 18:47 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 21:04 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 06:09 +0200
                Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-24 19:03 +0200
                Re: Convection is fiction Sergio <invalid@invalid.com> - 2016-08-24 12:16 -0500
                Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-24 11:11 -0700
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 21:36 +0200
                Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-25 06:20 +0200
                Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-25 08:13 +0200
                Re: Convection is fiction Sergio <invalid@invalid.com> - 2016-08-25 09:40 -0500
      Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-21 12:14 -0700
      Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-22 17:45 +0200
        Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-22 18:56 +0200
          Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-22 19:14 +0200
            Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-22 20:54 +0200
              Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-24 01:56 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 06:02 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 06:14 +0200
                Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-24 19:07 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 21:15 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 06:31 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 06:54 +0200
            Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-24 01:10 +0200
              Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 05:53 +0200
              Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 07:32 +0200
                Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-24 19:15 +0200
                Re: Convection is fiction Poutnik <poutnik4nntp@gmail.com> - 2016-08-24 21:11 +0200
                Re: Convection is fiction Thomas 'PointedEars' Lahn <PointedEars@web.de> - 2016-08-24 21:26 +0200
                Re: Convection is fiction Sergio <invalid@invalid.com> - 2016-08-24 15:07 -0500
        Re: Convection is fiction James McGinn <jimmcginn9@gmail.com> - 2016-08-22 20:04 -0700
  Re: Convection is fiction Claudius Denk <claudiusdenk@gmail.com> - 2016-08-21 19:31 -0700

csiph-web