Friday, February 29, 2008

SNOW MON!?


...as in perhaps a little bit of snow on Monday, but seeing "SNOW MON" in a title makes me think of the movie "Cool Runnings"; about the Jamaican bobsled team... fun movie!

But, indeed the above atmospheric "model" sounding for KFYV, Fayetteville's Drake Field, is depicting snow by Midnight of Monday. The system that is just now pushing into the Pacific Northwest is packing quite a punch. Part of this looks become detached from the Jetstream and slowly meander through our area late Sunday night and into Monday, promising copious amounts of rain. As the center of the parent developing Low pressure system moves to our east late Monday, cold air will funnel in. In the diagram above this cold air is advertised through 700mb (approx. 10'000 feet). This is a sufficient depth for snow. *Note the NNW wind. Just up above this layer through about 500mb, (approx. 18,000') the wind is out of the ESE. This is an overunning situation of moist air in a below freezing layer, once again... snow! Will this pan out? ...possibly so.

All year, for the most part we've seen the cold air filter in after the precip. has ended. This one seems to be trending cold, with lingering precipiatiation! Be sure to catch updates on this impending soaker / snow-maker through the weekend.

Posted by Ted Zarras at 4:30 PM

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