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Ed Pawlowski Ed Pawlowski is offline
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Default Wind chill and water pipes

On 1/7/2014 8:05 AM, wrote:
On Monday, January 6, 2014 3:32:18 PM UTC-5, Ed Pawlowski wrote:




It would help if you didn't edit out the pertinent part you're responding
to and would at least answer the simple questions posed.
I gave you two examples:

"The answer is both of them. At 0F, it's cold enough to freeze
pipes. And depending on where the pipes are, they can be
affected by the windchill. Again, just two examples:

A - Pipes are in a cabin with no heat. Do you think the cabin
inside temp will be the same overnight as the temp drops without
regard to what the windchill is? If the reported windchill was
large, would you not agree that the pipes are going to be
more likely to freeze?

B - Pipes in a drafty crawlspace. "


The temps that the crawlspace reaches on a cold night is
affected by the windchill. So is the temperature that an
unheated cabin will reach inside. With significant windchill
they could reach temps overnight that they would not reach
without windchill. It's that simple.



No, they are affected by the wind, but not the windchill. Different
things. You may not agree, but the definition of windchill factor was to
tell a human how it is going to feel to the skin when outside. They can
put a value on it. The wind may affect the rate of cooling in a draft,
but it does not have the same numerical value and it can never go below
the actual temperature.

You can make up any definition you want, but that does not change the
real meaning.

Oh, you also ignore my example of a temperature of 35 degrees and a
wndchill of 20 degrees. Will the pipes freeze? NO