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[at-l] springtime southern cold



And to follow the thought--the temperature can not fall below the dew point. 
As the temperature falls, water starts coming out of the sky at that
temperature until all the water is used up.

It's like making fudge--in reverse--you cook the stuff until the water is gone
and the temperature starts to rise really fast!

I'm posting this because it just wasn't obvious to me before someone told me
about dew points. No doubt someone will now have to tell me about making fudge.

--- Brett <blisterfree@isp01.net> wrote:
> In my experience, the higher dew points typical of the 
> Southeast, especially during spring, prevents the temps from 
> plummeting much below the teens, except maybe at the highest 
> elevations. Dew points in the single digits or lower 
> generally represent an arctic air mass. Yes, sometimes 
> there's an errant dip in the jet stream during spring, and 
> the southeast receives some atypically cold air for the 
> season. But such a dip is usually associated with a storm 
> system, and there again the dew points would tend to prevent 
> extremely low temperatures.
> 
> That said, the feel-like temperatures in the southern Apps 
> can be surprisingly cold whenever the humidity is high, 
> which at elevation it often is. I personally would rather 
> hike and camp in zero degree dry weather than teens or 
> twenties with 90-100% humidity. Still, a twenty degree bag 
> works for many folks who start their thru-hikes during the 
> favorable window in early spring.
> 
> - bf
> 
> 
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Life is not too short: it is too narrow
JestBill  Ga--->Me '03

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