[MCD] SWOMCD

Mon Nov 28 01:06:45 UTC 2005

ACUS11 KWNS 280103
SWOMCD
SPC MCD 280103 
SDZ000-NEZ000-KSZ000-280500-

MESOSCALE DISCUSSION 2481
NWS STORM PREDICTION CENTER NORMAN OK
0703 PM CST SUN NOV 27 2005

AREAS AFFECTED...NW KS INTO CNTRL NEB AND SCNTRL/SE SD

CONCERNING...BLIZZARD CONDITIONS AND WINTER MIXED PRECIPITATION 

VALID 280103Z - 280500Z

BLIZZARD CONDITIONS WILL INTENSIFY ACROSS NW KS/WCNTRL NEB/SCNTRL SD
THIS EVENING...WITH POTENTIAL FOR SNOW RATES OF 1 IN/HR AMIDST VERY
STRONG N/NW WINDS. POCKETS OF FREEZING RAIN WILL ALSO BE POSSIBLE
FROM NCNTRL NEB INTO SE SD.

SATELLITE IMAGERY/OBJECTIVE DIAGNOSTICS DEPICT INTENSE CNTRL PLAINS
LOW BECOMING CLOSED/VERTICALLY STACKED THIS EVENING...WITH 984 MB
SFC REFLECTION ACROSS CNTRL KS AT 01Z. AS THIS CYCLONE FURTHER
DEEPENS THIS EVENING...SNOW BAND WILL BECOME PROGRESSIVELY ORGANIZED
ACROSS NW KS/CNTRL NEB/SCNTRL SD...ORIENTED PARALLEL TO MID LEVEL
FRONTOGENETICAL FORCING /600-800 MB/ ACROSS THE HIGH PLAINS. PER 21Z
RUC/18Z NAM FCST SOUNDINGS...AMPLE UVVS COINCIDENT WITH FAVORABLE
DENDRITIC LAYER WILL PROMOTE POTENTIAL FOR SNOW RATES OF 1 IN/HR
THROUGH THE EVENING. IN ADDITION...CONSENSUS OF FCST SOUNDINGS
SUGGEST POTENTIAL FOR FREEZING RAIN THIS EVENING ACROSS NCNTRL NEB
INTO SE SD...AS ELEVATED WARM LAYER CONTINUES TO OVERSPREAD SHALLOW
SUB-FREEZING BOUNDARY LAYER.

NORTH PLATTE/GOODLAND WSR-88D VAD DATA IN CONJUNCTION RED WILLOW NEB
PROFILER DATA SAMPLING 50-60 KT N/NW WINDS IN 0.5-2.0 KM LAYER EARLY
THIS EVENING...WITH MUCH OF THIS BEING REALIZED AT THE SURFACE
/HIGHLIGHTED BY 50+ KT SFC GUSTS AT GOODLAND/. 21Z RUC GUIDANCE
SUGGESTS A FURTHER INTENSIFICATION OF THESE VERY STRONG WINDS EARLY
THIS EVENING...WITH CORRIDOR OF N/NW 850MB WINDS OF 60-65 KTS ACROSS
WCNTRL NEB/NW KS COINCIDENT WITH HIGHEST SNOW RATES.

..GUYER.. 11/28/2005

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

ATTN...WFO...FSD...OAX...ABR...GID...LBF...DDC...UNR...GLD...

43919983 43279745 41669757 39729935 39119977 39040064
39310123 39960174 41400161 43190134 43780090 

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