Re: Low pressure northern "hurricane", what is it?


"Øyvind Seland" <oyvindse@xxxxxxxxxxxx> wrote in message
news:dja48q$7k5$1@xxxxxxxxxxxxxxxx
> In article <1129868477.040585.78200@xxxxxxxxxxxxxxxxxxxxxxxxxxxx>, "Larry
G" <thelarry_g3@xxxxxxxxx> writes:
> > I've seen this kind of thing in satellite photos before. There's a
> > storm
> > forming in the Gulf of Alaska, what I'm assuming to be a cold winter
> > storm,
> > and yet it is swirling like a tropical cyclone/hurricane. Obviously,
> > it's
> > not one, but what is the terminology, and why isn't it one?
> >
> >
http://www.orbit.nesdis.noaa.gov/smcd/opdb/aviation/loops/realtime/pacwv_loopw.html
> >
> > I just discovered this great site from NOAA. I'm hooked. :)
> >
>
>
>
> The terminology is Polar Low. Just like tropical cyclones they are largely
driven by
> convection. I do not know if this particular cyclone falls into the polar
low classification
> though.
>
It is not a polar low.


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