Tuesday, February 8, 2011

Snow outlook for central North Carolina, Wednesday evening-Thursday morning.

Tuesday evening update for snow coming to NC tomorrow night into Thursday morning. Lets start with a forecast for snowfall in central plains states, where up to a foot is expected.
Heres what the snow forecast looks like for us here in the Carolinas.

Yes hardly any, because this system is going to weaken as it moves east into the SE US. So light QPF amounts can be expected here in NC, BUT eastern NC may see 2-4in of snow and thus Winter Storm watches are out.
Lets take a look at the forecast models for Wed-Thursday. We'll start off with the NAM 7am forecast map
Any precip that falls north of the blue box I have drawn will fall mostly as snow. So why so little snow expected for NC(well central NC) lets look at the NAM for 1am Thursday morning,
You can see the Low really weakens and in fact we start to see a Low develop off the Carolina coast and that will help enhance snow along eastern NC. but us here in central NC should see less, But I cant rule out a few areas getting up to an inch or so but mostly snow showers to flurries.
Then we look at what the NAM (short range) computer model shows for snowcover (on a 10:1 ratio).
And this is by 7am Thursday morning and Im leaning with less amounts for places just east of the mountains to Raleigh.

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