Desierto norte de Chile

Friday, January 21, 2011

Finally something to be excited about!

So this winter we've been teased and tossed around by half a dozen winter lows here in the mid-Atlantic... it looks like we finally have something to be excited about! With each iteration of the other lows/upper-troughs, we were always one ingredient short (too warm, too little precip, etc.)... the 00Z, 06Z, and now 12Z GFS solutions have all been hinting at a coastal low with enough cold air and precipitation to give a healthy snow event for us here.

Of course with over 120 hours to go before the event really gets going, there is plenty of time for one (or all!) of the needed variables to change, not in our favor. But at this point there's at least some reason to be excited. We'll see how things turn out. Below are HPC Day 6 SLP prediction (Img 1), 108 and 120 hr GFS SLP predictions (Imgs 2 & 3), and the 60hr GFS accumulated precipitation ending 132hrs (Img 4). If all of that precip fell as snow, we'd have over a foot! (Note, however, the very tight gradient between heavy precip and nothing... a swing of only 100 nm could wipe out our chances of snow... and a 100 nm error at 120 hrs is nothing...) Still, I'll be following it over the next few days (of course).




1 Comments:

At 2:40 PM, January 21, 2011, Anonymous Emil P. said...

Well, it would be nice to finally try out the snowshoes that Santa brought!

 

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