Tuesday, February 16, 2010

More Info On That Potential Event!

hr 174
990 low over eastern NC, just inside Hatteras.
850 isotherm from Ocean City MD to just southeast of EZF then southeast down into NC just east of the blue ridge.
H5 not cut off yet but starting to deepen over western NC. Trough going negative tilt.
light snow from NYC to Buffalo and everywhere south of there

Heavy snow over all of northern VA and MD and southeast PA

hr 180
H5 low not cut off but extremely negative tilt over Roanoke VA
SLP 982mb just southeast of Ocean City MD or northeast of Norfolk
850 isotherm ACY to Annapolis MD then due south from there
Heavy snow Roanoke VA to State College PA to NYC and everywhere south/east of there to the 850 0 line

hr 186
h5 low now cut off near Richmond VA
SLP 975 over Cape May NJ
850 isotherm Sandy Hook NJ to just southeast of Philly to Dover DE to Ocean City MD
Heavy snow Albany to State College south to Charlottsville VA then east to just north of Richmond with the wraparound. Extremely Heavy snow from Northern NJ, all of eastern PA and into northeastern MD

hr 192
H5 low cut off just east of Ocean City MD
SLP 973 mb just east of Cape May NJ... low moved maybe 30 miles east in the last 6 hours...basically stalled
Low has occluded so the 850 temps have crashed everywhere except cape cod.
Heavy snow everywhere inside a line from Boston to Albany to State College to Hagerstown to DC to Ocean City MD
Extremely heavy snow northern NJ, eastern PA, northeast MD

hr 198
Low drifted about 50 miles east, now about 175 mb east of Cape May
moderate wrap around snows in the deform continue from Ocean City MD to DC to State College to Buffalo NY to Burlington VT east to central Maine
Heavy snows in eastern New England

next 12 hours the low stalls and fills while it basically snows itself out over the mid atlantic and northeast.

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