[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 050602
SWOMCD
SPC MCD 050601 
ILZ000-IAZ000-MOZ000-KSZ000-OKZ000-TXZ000-051030-

MESOSCALE DISCUSSION 0027
NWS STORM PREDICTION CENTER NORMAN OK
1201 AM CST WED JAN 05 2005

AREAS AFFECTED...ERN TX PANHANDLE/NW OK/SRN AND ERN KS/WRN AND NRN
MO/SE IA

CONCERNING...FREEZING RAIN AND SLEET 

VALID 050601Z - 051030Z

WINTER STORM WITH SIGNIFICANT ICE ACCUMULATIONS WILL CONTINUE TO
IMPACT CORRIDOR FROM ERN TX PANHANDLE/NW OK INTO WRN AND NRN MO/SE
IA OVERNIGHT. HOURLY FZRA/SLEET ACCUMULATIONS OF 0.05-0.10 IN WILL
BE COMMON...WITH 0.20-0.25 IN/HR RATES POSSIBLE WITH EMBEDDED
CONVECTIVE ELEMENTS.

WV/IR IMAGERY AND PROFILER NETWORK DEPICTS SHORTWAVE TROUGH AND
ACCOMPANYING JET STREAK ADVANCING EWD ACROSS ERN NM/FAR NW
TX...WHILE INTENSE SW-NE ORIENTED BAROCLINIC ZONE EXISTS FROM THE
SRN PLAINS INTO THE MID MISSISSIPPI VALLEY. STRONG WARM LAYER AROUND
800-850 MB -- AS EVIDENT IN 00Z AMA/OUN/TOP/SGF RAOBS -- ABOVE
SHALLOW SUB-FREEZING LAYER WILL CONTINUE TO SUPPORT BROAD CORRIDOR
OF FZRA/SLEET OVERNIGHT FROM ERN TX PANHANDLE/NW OK INTO WRN/NRN MO
AND SE IA. ADDITIONALLY...CONVECTIVE INSTABILITY/STEEP MID LEVEL
LAPSE RATES WILL FURTHER ENHANCE PRECIPITATION RATES OVERNIGHT...AS
FURTHER EVIDENCE BY CELLULAR CONVECTION/SCT CG LIGHTNING SPREADING
NEWD ACROSS TX PANHANDLE/NW OK OVER THE PAST SEVERAL HOURS. ACROSS
WCNTRL/NE KS...DEEPENING COLD AIR OWING TO SWD OOZING ARCTIC FRONT
SUGGESTS SNOW WILL BECOME MORE PREDOMINANT ALONG/NW OF A P28-TOP
AXIS TOWARD 12Z.

..GUYER.. 01/05/2005

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

...NOTICE...
SPC WINTER WEATHER MESOSCALE DISCUSSIONS WILL BE ISSUED ON A 
SCHEDULED BASIS...FOUR TIMES A DAY...BETWEEN 00-01 UTC...
06-07 UTC...12-13 UTC...AND 18-19 UTC AS SIGNIFICANT SHORT
RANGE WINTER WEATHER EVENTS UNFOLD.  THIS SCHEDULE WILL BE
USED FROM DECEMBER 1 THROUGH FEBRUARY 28.

ATTN...WFO...LSX...DVN...SGF...DMX...EAX...TSA...TOP...ICT...OUN...DDC...AMA...

41039308 41099127 39639141 39349199 38669308 37629475
36839613 35939750 35329894 35240005 35590073 36840081 

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