Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sun-barr!olivea!mintaka!snorkelwacker.mit.edu!think.com!samsung!sol.ctr.columbia.edu!src.honeywell.com!landru!jcampbel From: jcampbel@SRC.Honeywell.COM (Jim Campbell) Newsgroups: comp.sys.handhelds Subject: Re: Wind Chill Index: HEAT LOSS, NOT TEMPERATURE Keywords: Wind Chill Message-ID: <1991Feb6.234637.2628@src.honeywell.com> Date: 6 Feb 91 23:46:37 GMT References: <1991Jan24.082451@ultnix.enet.dec.com> <1991Jan25.004430.19802@portia.Stanford.EDU> <7346@drutx.ATT.COM> Sender: news@src.honeywell.com (News interface) Organization: Honeywell Systems & Research Center Lines: 8 Nntp-Posting-Host: landru.src.honeywell.com At 0K, heat transfer happens by conduction (since the entire environment is solid) NOT convection as is normally the case when considering wind chill. Since conduction heat transfer is much more efficient than convection, a wind chill of below 0K is pretty much meaningless. I do not believe that Wind Chill Index would be a measure of anything when it returns a value below absolute zero.