[MCD] SWOMCD

[Mesoscale Convective Discussions]

ACUS11 KWNS 011726
SWOMCD
SPC MCD 011726 
VTZ000-NYZ000-012300-

MESOSCALE DISCUSSION 2262
NWS STORM PREDICTION CENTER NORMAN OK
1126 AM CST FRI DEC 01 2006

AREAS AFFECTED...NRN VT/ FAR NRN NY

CONCERNING...FREEZING RAIN 

VALID 011726Z - 012300Z

FREEZING RAIN WITH HRLY RATES FROM 0.05 TO 0.10 INCH WILL DEVELOP
AND LAST FOR THE NEXT 3-5 HRS...BEFORE CHANGING BACK OVER TO RAIN
DURING THE LATE AFTERNOON.

SFC ANALYSIS AND RECENT OBS INDICATE LOW LEVEL COLD
ADVECTION/DRAINAGE CONTINUES ALONG THE ST LAWRENCE AND CHAMPLAIN
VALLEYS WITH TEMPERATURES RECENTLY FALLING TO 32F AT BOTH
PLATTSBURGH AND MASSENA.  WITH DWPTS RANGING FROM 29-31F...A FEW
MORE DEGREES OF COOLING IS ANTICIPATED. STRONG WAA NORTH OF THE SFC
WARM FRONT LOCATED OVER SRN NY WILL MAINTAIN AN ELEVATED WARM LAYER
OVER THE REGION...ALONG WITH SUPPORTING MODERATE PRECIPITATION. AS
THE 994 MB SFC LOW OVER SWRN NY MOVES NEWD INTO NRN NY LATER THIS
AFTERNOON ...SUFFICIENT VEERING OF THE LOW LEVEL WIND FIELDS SHOULD
OCCUR AND AID IN A TRANSITION OF P-TYPE BACK TO COLD RAIN AFTER 22Z.

..CROSBIE.. 12/01/2006

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...BTV...

44977255 44567288 44407334 44507383 44987421 45087404