ZCZC SPCSWOMCD ALL
ACUS11 KWNS 300923 
SPC MCD 300923 
WIZ000-MNZ000-301500-

MESOSCALE DISCUSSION 0044
NWS STORM PREDICTION CENTER NORMAN OK
0323 AM CST THU JAN 30 2014

AREAS AFFECTED...PORTIONS OF CENTRAL/SRN MN...NWRN WI

CONCERNING...HEAVY SNOW 

VALID 300923Z - 301500Z

SUMMARY...HEAVY SNOW...WITH RATES OF 1 INCH/HR WILL DEVELOP IN THE
09-12Z TIME FRAME AND PROGRESS EWD THRU 15Z.

DISCUSSION...A MID-LEVEL SHORTWAVE CONTINUES MOVING ESE ACROSS THE
NRN PLAINS AT 09Z...WITH A 992 MB SFC LOW OVER NERN NEB. LARGE-SCALE
FORCING FOR ASCENT WILL INCREASE ACROSS THE DISCUSSION AREA WITH THE
APPROACH OF THE SHORTWAVE...AUGMENTED BY A DEVELOPING EAST-WEST
ORIENTED RIBBON OF FRONTOGENETICAL FORCING IN THE 900 MB-700 MB
LAYER. MODERATE TO HEAVY SNOW IS EXPECTED TO DEVELOP/EXPAND IN AREAL
COVERAGE ACROSS THE DISCUSSION AREA IN THE 09Z TO 12Z TIME FRAME AND
MOVE EWD THROUGH MID MORNING IN ASSOCIATION WITH THE SHORTWAVE AND
SFC LOW. THE PRESENCE OF STRONG VERTICAL MOTION WITHIN THE FAVORED
DENDRITIC GROWTH REGION AND PW VALUES APPROACHING 0.5 INCHES SHOULD
RESULT IN SNOWFALL RATES OF ONE INCH/HR FOR A FEW HOURS AT ANY GIVEN
LOCATION.

..BUNTING.. 01/30/2014

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

ATTN...WFO...DLH...ARX...MPX...FSD...

LAT...LON   45509546 45639443 45829286 45659218 45199176 44719184
            44469224 44219295 44189375 44079458 44039542 44439600
            45049602 45509546 

NNNN