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Mesoscale Discussion 1908
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   MESOSCALE DISCUSSION 1908
   NWS STORM PREDICTION CENTER NORMAN OK
   1006 AM CST MON NOV 10 2014

   AREAS AFFECTED...PARTS OF E CENTRAL/SERN MN...NRN WI...AND WRN
   PORTIONS OF UPPER MI

   CONCERNING...HEAVY SNOW 

   VALID 101606Z - 102000Z

   SUMMARY...SNOWFALL RATES OF AT OR IN EXCESS OF 1"/HR WILL CONTINUE
   SPREADING ENEWD WITHIN A BAND FROM E CENTRAL/SERN MN TO WRN PORTIONS
   OF UPPER MI THIS AFTERNOON.

   DISCUSSION...LATEST RADAR IMAGERY SHOWS A WSW-ENE BAND OF MODERATE
   TO LOCALLY HEAVY SNOWFALL SPREADING ENEWD ACROSS PARTS OF SRN MN AND
   NRN WI ATTM...N OF A WARM FRONT EXTENDING ACROSS IA AND THE NRN
   IL/SRN WI BORDER VICINITY.  THIS SNOW BAND IS OCCURRING WITHIN A
   ZONE OF MAXIMIZED QG FORCING -- WHERE STRONG LOW-LEVEL WARM
   ADVECTION IS ONGOING JUST E OF A PRONOUNCED VORT MAX CROSSING ERN SD
   PER LATEST WV IMAGERY.

   AS THIS FEATURE AND -- IN CONJUNCTION -- THE RELATED ZONE OF
   LOW-LEVEL WARM ADVECTION PROGRESS EWD...HEAVIEST SNOW IS EXPECTED TO
   SPREAD ACROSS NRN WI AND TOWARD/INTO WRN UPPER MI WITH TIME. 
   HIGH-RES MODEL DATA AND SREF FORECASTS SUPPORT THIS SCENARIO...WITH
   ALL GUIDANCE SHOWING CONSISTENCY WITH RESPECT TO THE NARROW BAND
   PERSISTING/SPREADING GRADUALLY ENEWD WITH TIME.

   ..GOSS.. 11/10/2014


   ATTN...WFO...MQT...GRB...DLH...ARX...MPX...

   LAT...LON   44829482 45339506 45709440 46279187 46568885 46138835
               45568869 45289065 44889275 44829482 

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Page last modified: November 10, 2014
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