Can't believe our ski club has its own meterologist.  Thanks, Scott.

-----Original Message-----
From: Scott Bachmeier [mailto:[EMAIL PROTECTED]] 
Sent: Thursday, January 23, 2003 9:43 AM
To: '[EMAIL PROTECTED]'
Subject: Re: [XC] Curious about Mendota today



Uraneck, Madeline DPI wrote:
> I'm curious about the unusual sight on Lake Mendota this morning (1/23/03,
> 9:20 am) - a "steaming", iced over lake.  For those of you who can see it,
> is it a big crack that's causing the "steaming", or is the ice just so
much
> "warmer" than the air?
> 

It's amazing how much heat can radiate upward through leads and cracks
in lake ice; we see this effect quite often in Hudson Bay, Canada:

ftp://ftp.ssec.wisc.edu/pub/ssec/scottb/030121_MODIS_CH31_CANADA_OBS_LARGE.G
IF

This is a clear-sky, infra-red image -- red/yellow colours* are warm
surfaces, cyan/blue colours* are cold surfaces.

* colour: how Canadians spell "color"

-- 
Scott Bachmeier  University of Wisconsin - Madison / SSEC / CIMSS
[EMAIL PROTECTED]    http://www.ssec.wisc.edu/~scottb

_______________________________________________
http://www.MadNorSki.org/
XC mailing list
[EMAIL PROTECTED]
http://www.danenet.org/mailman/listinfo/xc
_______________________________________________
http://www.MadNorSki.org/
XC mailing list
[EMAIL PROTECTED]
http://www.danenet.org/mailman/listinfo/xc

Reply via email to