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Storm Chance 12/30/12


RowanBrandon

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phl looks to be all snow, but just barely.. warmest is right around hr 42 where the freeze level is at 900 ft...but its not that much warmer from that point down. So, sounds like a wet snow maybe mixed with some rain

actually looking at the soundings more so...phillys layer that is above at 900' is .1 above, then its below the whole way down til the surface which is 32.8. On this run phl and immediate burbs would be the winners and right through chesco and lanc

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phl looks to be all snow, but just barely.. warmest is right around hr 42 where the freeze level is at 900 ft...but its not that much warmer from that point down. So, sounds like a wet snow maybe mixed with some rain

Any chance this thing moves in earlier then modeled? I feel like that is a common thing for storms around here move in a couple hours ahead of schedule.

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actually looking at the soundings more so...phillys layer that is above at 900 is .1 above, then its below the whole way down til the surface which is 32.8. On this run phl and immediate burbs would be the winners and right through chesco and lanc

I'm telling you, if someone under 250 ft on the coastal plain can surpass 4" of snow it would be quite a feat looking back on last winter and December thus far.

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Looking at NAM temp profiles kilg is a little colder than phl and never gets above freezing at surface. Both are all snow. Millville changes to rain after about 2.5 inches has fallen.The 4km NAM has a warm layer near 930 mb and changes both kilg and kphl to rain for a while.

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