SPC MD 61

MD 0061 CONCERNING HEAVY SNOW FOR NEB PANHANDLE…NWRN NEB…FAR NERN CO


MESOSCALE DISCUSSION 0061
NWS STORM PREDICTION CENTER NORMAN OK
0633 PM CST MON JAN 28 2013

AREAS AFFECTED...NEB PANHANDLE...NWRN NEB...FAR NERN CO

CONCERNING...HEAVY SNOW

VALID 290033Z - 290430Z

SUMMARY...A BAND OF MDT TO OCCASIONALLY HVY SNOW IS EXPECTED TO
DEVELOP DURING THE EVENING...PRIMARILY AFFECTING THE NEB PANHANDLE
AND NWRN NEB. SNOWFALL RATES GREATER THAN 1 INCH/HR ARE EXPECTED
WITH THE POTENTIAL FOR ISOLATED RATES AROUND 2 INCH/HR.

DISCUSSION...RECENT RADAR IMAGERY SHOWS A SNOW BAND DEVELOPING
ACROSS FAR NERN CO AND THE NEB PANHANDLE. THIS BAND IS LOCATED TO
THE N OF A SURFACE LOW CENTERED ON THE CNTRL CO/KS BORDER.
MESOANALYSIS AND 23Z RAP REVEAL STRONG FRONTOGENESIS BETWEEN 800-700
MB JUST SOUTH OF THIS SNOW BAND. THIS AREA OF FRONTOGENESIS IS
COUPLED WITH THE LEFT EXIT REGION OF A STRONG UPPER LEVEL JET AND IS
EXPECTED TO PERSIST FOR THE NEXT SEVERAL HOURS. AS A RESULT...A SNOW
BAND CAPABLE OF PRODUCING 1 INCH/HR SNOWFALL RATES IS EXPECTED
ACROSS THE DISCUSSION AREA. THE SNOW BAND IS EXPECTED TO MOVE
NEWD...REACHING N-CNTRL NEB/S-CNTRL SD AROUND 04Z.

..MOSIER/GRAMS.. 01/29/2013

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

ATTN...WFO...LBF...BOU...CYS...

LAT...LON   41630334 42310266 42940122 42760048 42130050 41430111
            40590304 41630334

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