SWOMCD
SPC MCD 050558
KSZ000-COZ000-051200-
MESOSCALE DISCUSSION 0146
NWS STORM PREDICTION CENTER NORMAN OK
1158 PM CST MON FEB 04 2008
AREAS AFFECTED...SOUTHEAST COLORADO...NORTHWEST KANSAS
CONCERNING...HEAVY SNOW
VALID 050558Z - 051200Z
HEAVY SNOWFALL RATES...APPROACHING 1-2 INCHES PER HOUR...WILL OCCUR
OVER SOUTHEAST COLORADO AND NORTHWEST KANSAS FOR THE NEXT SEVERAL
HOURS.
A POTENT UPPER LEVEL STORM SYSTEM IS EJECTING FROM THE FOUR CORNERS
REGION INTO THE GREAT PLAINS...AND IS FORECAST TO CONTINUE TO DEEPEN
AND STRENGTHEN. THE LATEST NAM FORECASTS A SERIES OF EMBEDDED
SHORTWAVES MOVING OVER SOUTHEAST CO AND INTO NORTHWEST KS /BY 09 TO
12Z/ AND THESE FEATURES WILL LOCALLY ENHANCE VERTICAL MOTION OVER
THE AREA...AND CONTRIBUTE TO HEAVY SNOWFALL RATES. THE HIGHEST RATES
ARE EXPECTED TO BE ACROSS THE SOUTHEAST MOUNTAINS AND PLAINS IN
COLORADO...AND LOCAL MOSAIC RADAR IMAGERY CURRENTLY INDICATES
INCREASING REFLECTIVITY ESPECIALLY OVER LAS ANIMAS...OTERO...AND
CROWLEY COUNTIES. THE UPPER LEVEL FORCING COMBINED WITH UPSLOPE FLOW
OCCURRING BEHIND A COLD FRONT THAT MOVED THROUGH EARLIER IN THE
DAY...WILL MAINTAIN SEVERAL HOURS OF 1-2 INCH PER HOUR RATES INTO
THE EARLY MORNING HOURS...WITH THE HIGHEST RATES IN STEEP TERRAIN.
.LEVIT.. 02/05/2008
..PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
..NOTICE...
SPC WINTER WEATHER MESOSCALE DISCUSSIONS WILL BE ISSUED ON A
SCHEDULED BASIS FROM DECEMBER 1 THROUGH FEBRUARY 28...FOUR
TIMES A DAY...AROUND 00 UTC...06 UTC...12 UTC...AND 18 UTC
FOR SIGNIFICANT SHORT RANGE WINTER WEATHER EVENTS.
ATTN...WFO...DDC...GLD...PUB...BOU...
37080577 37590578 38330579 38920554 39060500 39160428
39320335 39770259 39910179 39910054 39890027 39600037
39170082 38880114 38590155 37810212 37340207 37000211
37050394 37020478
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