[TimeStar] weather events / cyclones (not).

Bernie bernie2t at telstra.com
Fri Mar 4 02:47:21 EST 2005


The "Balkan Cyclone" weather event.

This seems nit-picky - but I believe it is a significant 'language 
shift' that should be telling  us something if we're paying attention.

  The Balkan area is (in Latitude terms) almost level with London. Now 
that is, by definition,
   "mid-latitude" - neither equatorial nor polar.

"Cyclones" are, by definition, "Tropical Revolving Storms" - "TRS" 
for short. (As are typhoons and hurricanes.)

I have seen three (and there have probably been more) references 
recently to cyclones in mid and even high latitudes - this one, also 
Kamchatka, and the very peculiar low that was in the Bass Strait a 
few weeks ago.

These were/are ALL intense low pressure areas - NOT cyclones.

The mechanism for a TRS is completely different, in that they depend 
on sea surface temperature to provide them with energy. If the SST is 
below 26 degrees centigrade, cyclones cannot form, or (if 
pre-existing) will degenerate into mid-latitude depressions. Hence, 
TROPICAL storms. And this is why they almost invariably happen in 
summer months. They degenerate over land because they lack 'fuel' 
from the warm seas beneath them, and become "mid latitude rain 
depressions" until they peter out into ordinary depressions and 
finally vanish.

  These intense depressions are violent low pressure areas that do not 
require fuel from warm seas, maintain themselves overland, and exist 
in mid to high latitudes over cold seas.

  YET the assorted met bureaus and media are calling them cyclones?

  Are we being groomed for something? Is the language being shifted to 
make something very, very peculiar - a new meteorological phenomena 
in fact - appear 'normal'? (Oh - it's just a cyclone - that's OK 
then, nothing strange about that....)

  These storms are a symptom of climate change, I believe. (If not, 
then I look to weather warfare at work! But I prefer the climate 
change explanation.) Now, I could be accused of playing semantics - 
but I know for sure that the driving mechanisms of TRS's and these 
depressions are as different as a petrol and a diesel engine.  So why 
call chalk, cheese?

  And for those of you who saw "The Day After Tomorrow", there's a 
snip of conversation in it that goes something like:-

  "But cyclones don't happen over land!"

  "They do now."

  It was when the meteorologists were looking at satellite pix of the 
three giant cyclonic depressions
  covering the northern hemisphere.

  Perhaps these nasty little depressions are harbingers of the Big 
Ones that are big enough to pull down tropospheric air at minus 150 
degrees centigrade to snap-freeze mammoths and man alike.

  Just a thought....... Bernie.



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