[MCD] SWOMCD

[MCD at goshenarc.org]

ACUS11 KWNS 131812
SWOMCD
SPC MCD 131812 
TXZ000-OKZ000-KSZ000-COZ000-NMZ000-132315-

MESOSCALE DISCUSSION 2405
NWS STORM PREDICTION CENTER NORMAN OK
1212 PM CST SAT NOV 13 2004

AREAS AFFECTED...NE NM AND OK/TX PANHANDLES

CONCERNING...HEAVY SNOW 

VALID 131812Z - 132315Z

MDT TO HEAVY SNOW WITH RATES OF 1-2 IN/HR WILL CONTINUE ACROSS MUCH
OF NE/ECNTRL NM THROUGH APPROX 21Z...WITH SNOW SPREADING/INCREASING
NEWD ACROSS PORTIONS OF OK/TX PANHANDLES REMAINDER OF THE AFTERNOON.

EMBEDDED WITHIN BROAD SCALE TROUGH OVER THE SRN ROCKIES...WATER
VAPOR IMAGERY DEPICTS VORT MAXIMA TRANSITIONING NEWD ACROSS SE
NM/WEST TX...WITH EXIT REGION OF MID/UPPER LEVEL JET OVERSPREADING
THE REGION. DPVA/UPPER JET INDUCED DYNAMIC FORCING FOR ASCENT
COMBINED WITH ELY UPSLOPE LOW LEVEL TRAJECTORIES WILL MAINTAIN
MDT/HVY SNOW ACROSS NE/ECNTRL NM -- NAMELY IN LVS/TCC/CVS CORRIDOR
-- THROUGH EARLY AFTERNOON.

FURTHER NE...SNOW IS EXPECTED TO INCREASE REMAINDER OF THE AFTERNOON
ACROSS FAR NE NM INTO THE WRN OK PANHANDLE AND NW HALF OF THE TX
PANHANDLE....NAMELY N/W OF AMA. IN THESE AREAS...DYNAMIC COOLING
AND/OR ALREADY SUFFICIENTLY COLD LOW LEVELS /SFC WET BULB ZERO TEMPS
NEAR 32F/ WILL BE SUPPORTIVE OF SNOW. 15Z RUC FORECAST SOUNDINGS
SUGGEST SUFFICIENTLY FAVORABLE DENDRITIC GROWTH PROFILES...AS NET
UPWARD VERTICAL MOTION OVERSPREADS THIS AFTERNOON...WILL BE
SUPPORTIVE OF SNOWFALL RATES OF 1 IN/HR.

..GUYER.. 11/13/2004

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

ATTN...WFO...DDC...LUB...AMA...PUB...ABQ...

35000533 35890526 36680421 37230272 37030144 36250097
35410140 34330266 34090390 34140466 

WWWW