SWOMCD
SPC MCD 221025
NEZ000-221630-
MESOSCALE DISCUSSION 2121
NWS STORM PREDICTION CENTER NORMAN OK
0525 AM CDT THU OCT 22 2009
AREAS AFFECTED...W CNTRL NEB
CONCERNING...HEAVY SNOW
VALID 221025Z - 221630Z
SNOWFALL RATES UP TO 1 IN/HR ARE LIKELY THROUGH THE EARLY MORNING
HOURS.
LOW LEVEL WARM ADVECTION AND DYNAMIC COOLING ARE CONTRIBUTING TO
LIFT AROUND THE NRN EDGE OF AN UPPER LOW THAT WILL CONTINUE TO
SLIGHTLY DEEPEN FOR THE NEXT SEVERAL HOURS. THE RAIN/SNOW LINE
CURRENTLY EXTENDS JUST W OF A ODX-HDE LINE...AND IS NOT LIKELY TO
MOVE VERY MUCH FARTHER E. HOURLY LIQUID AMOUNTS OF 0.19 INCHES HAVE
RECENTLY BEEN MEASURE AT LOCATIONS JUST UPSTREAM ACROSS S CNTRL NEB.
THIS GENERAL AREA OF PRECIPITATION IS EXPECTED TO MAINTAIN INTENSITY
WITH WET HEAVY SNOW BURSTS POSSIBLE W OF THE RAIN/SNOW LINE.
..JEWELL.. 10/22/2009
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...GID...LBF...
LAT...LON 41949925 41359924 40909943 40549977 40410061 40720109
41180115 41680058 41790027 41979979 41949925
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