WINTER STORM WARNING

 

Tuesday, January 25, 2011

Things Get More Interesting

The general forecast continues essentially on track with the thinking from yesterday: a period of snow to start tomorrow morning, mostly a rain/snow mix (or all rain) during the day Wednesday and a changeover back to snow tomorrow night as cold air gets pulled into the storm.

But...

Remember how the NAM yesterday showed a fairly good chunk of moisture passing through after the temps get cold enough for snow tomorrow night?  That idea has been picked up by many of the models and it looks like there could be some accumulation of snow tomorrow once the changeover takes place - if indeed the upper level energy has enough moisture to work with.

I'm checking out the 12Z models as they come in today. 

Just a heads up though: if this changeover takes place early enough and if enough cold air can hang around and if there's enough moisture associated with the upper level energy (if, if, if) - we could be looking at some heavy snow tomorrow night.  Some of the models are saying some ridiculous stuff right now.  I'm trying to sort it out.

More soon.

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