MESOSCALE DISCUSSION 0126
   NWS STORM PREDICTION CENTER NORMAN OK
   0737 PM CST FRI FEB 08 2013
   
   AREAS AFFECTED...CO / RI / MA / SRN VT / MUCH OF NH / SRN-ERN MAINE
   
   CONCERNING...BLIZZARD 
   
   VALID 090137Z - 090730Z
   
   SUMMARY...A NOR'EASTER RESULTING IN A BLIZZARD WILL AFFECT MUCH OF
   COASTAL NEW ENGLAND AND FEATURE SNOWFALL RATES 1-4 INCHES PER
   HOUR...WIND GUSTS 35-65 MPH...AND VISIBILITIES LESS THAN 1/4 MI.
   
   DISCUSSION...A RAPIDLY DEEPENING SURFACE LOW /ESTIMATED AROUND 983
   MB/ 165 MI SSE BID WILL CONTINUE NNEWD THROUGH THE OVERNIGHT HOURS. 
   THIS IS OCCURRING DUE TO VERY STRONG LARGE SCALE ASCENT OVER THE
   REGION IN CONJUNCTION WITH PHASING MID TROPOSPHERIC TROUGHS AND
   COUPLING UPPER SPEED MAXIMA ALONG THE ERN SEABOARD.  01Z SURFACE
   STATIONS OVER SRN NEW ENGLAND NEAR THE COAST HAVE BEEN OBSERVING
   FREQUENT GUSTS 50-65 MPH AS THE LOW LEVEL PRESSURE GRADIENT
   INTENSIFIES IN RESPONSE TO THE APPROACHING AREA OF LOW PRESSURE. 
   STRONG TO SEVERE WIND GUSTS ARE EXPECTED TO CONCURRENTLY EXPAND NWD
   AND IN COVERAGE THROUGH THE LATE EVENING HOURS.  
   
   ENSEMBLE MODEL GUIDANCE INCLUDING BOTH SREF AND SPC SSEO /CONVECTION
   ALLOWING MODEL ENSEMBLE/ INDICATE THE AXIS OF HEAVIEST SNOW WILL
   PIVOT ACROSS SRN NEW ENGLAND AND ALIGN FROM ERN MA NWD ALONG THE
   MAINE COAST BY THE 08-09Z PERIOD.  SPORADIC LIGHTNING HAS BEEN
   DETECTED OVER LONG ISLAND DURING THE PAST FEW HOURS AND HAS
   COINCIDED WITH HEAVY PRECIPITATION RATES.  CONVECTIVE BURSTS IN THE
   HEAVIEST BANDING OF SNOW WILL SUPPORT SNOWFALL RATES 2-4 INCHES PER
   HOUR...WITH THE POSSIBILITY FOR OCCASIONAL ISOLD THUNDERSNOW INVOF
   THE COAST.
   
   ..SMITH.. 02/09/2013
   
   
   ATTN...WFO...CAR...GYX...BOX...BTV...OKX...ALY...
   
   LAT...LON   40927349 42207382 43517280 45546854 44766706 43357019
               41667008 40927349