Path: csiph.com!eternal-september.org!feeder.eternal-september.org!mx02.eternal-september.org!.POSTED!not-for-mail From: jimp@specsol.spam.sux.com Newsgroups: sci.physics Subject: Re: California's low snowpack truly exceptional Date: Thu, 17 Sep 2015 19:28:02 -0000 Organization: A noiseless patient Spider Lines: 46 Sender: Jim Pennino Message-ID: <2rgrcc-fi.ln1@mail.specsol.com> References: <5e857f3d-7287-4cc1-be06-e5fc1c7dfbf0@googlegroups.com> Injection-Info: mx02.eternal-september.org; posting-host="db4120ef82bbc153014637d4cd15a795"; logging-data="26934"; mail-complaints-to="abuse@eternal-september.org"; posting-account="U2FsdGVkX1/wqbjn7tjvtNw3XsqFv0f9" User-Agent: tin/2.2.1-20140504 ("Tober an Righ") (UNIX) (SunOS/5.10 (i86pc)) Cancel-Lock: sha1:LiCtsBuBNkQqyn3K+X1IpwCCfWA= Xref: csiph.com sci.physics:521684 reber g=emc^2 wrote: > On Wednesday, September 16, 2015 at 2:13:18 PM UTC-7, Sam Wormley wrote: >> California's low snowpack truly exceptional >> > http://arstechnica.com/science/2015/09/californias-low-snowpack-truly-exceptional/ >> >> >> > After two winters of extremely low precipitation, California is >> > suffering through a severe drought, one exacerbated by unusually warm >> > weather. The heat influences the drought in part by enhancing >> > evaporation, ensuring that less of the limited precipitation stays in >> > the ground. But it also changes the dynamics of how the precipitation >> > falls. That's because most of the precipitation comes in winter, and >> > temperatures control whether it falls as rain or snow. >> > >> > Warming-driven evaporation adds 15-20 percent to the severity of the >> > drought. >> >> > Now, researchers have looked into the history of California's >> > snowpack and found that it's showing some exceptional behavior as >> > well. It may be the least snow the region has seen in 500 years. >> > >> > The contrast in snowpack between recent winters and the past is >> > dramatic, as shown in the image above. Part of the problem is that >> > there's simply less precipitation to build the snowpack up. But warm >> > winter temperatures contribute as well. In California, whether >> > precipitation falls as snow or rain varies with altitude; at higher >> > altitudes, colder conditions prevail and snow is more likely. >> > >> > With warmer weather, lower elevations that might otherwise see snow >> > end up receiving rain. This limits snowfall to only the highest >> > elevations and lowers the state's overall snowpack. >> >> >> -- >> >> sci.physics is an unmoderated newsgroup dedicated >> to the discussion of physics, news from the physics >> community, and physics-related social issues. > > With out snow how can Chistmass be on Baldy? Man made is not the sames.TreBert Ski season is projected to start December 20. -- Jim Pennino