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Area forecast discussion...updated 
National Weather Service Amarillo Texas
609 am CST Friday Dec 26 2014

for the 12z upper level storm system will traverse the southern
High Plains today and this evening...with greatest threat of light
snow expected to be at kguy and kdht. MVFR to IFR ceilings anticipated
through 12z Saturday at all terminal sites.



Previous discussion... /issued 352 am CST Friday Dec 26 2014/

cold front making its way south across the southern half of the Texas
Panhandle early this morning. Frontal passage expected by 12z today
across all of the forecast area. Closed upper low tracking east
across The Four Corners region approaching the panhandles by 18z
today. Snow should begin to spread north and east across the forecast
area this morning...tapering off by 00z Saturday as the upper low
lift northeast into the Central Plains states and best upper level
support shifts north of the forecast area this evening. Any snowfall
accumulations today will only be around an inch and mainly across the
western Oklahoma and northwest Texas panhandles. A Winter Weather
Advisory for snow has been issued for this area until 00z
Saturday...but may need to be extended until 06z Saturday if the
upper system slows down and the snow lingers past 00z Saturday.
Colder but dry conditions expected Saturday as the main upper trough
tracks east across the panhandles and surface ridge builds down into
the forecast area.

Surface ridge builds off to the east Sunday and downsloping
southwesterly surface flow ahead of the next approaching upper system
and cold front early next week. Near seasonable conditions and dry
Sunday and then turning sharply colder Monday as the cold front moves
through the panhandles late Sunday night and Monday. Another in a
series of shortwave troughs to track southeast across the Great Basin
region and central rockies early next week bringing another chance
for light snow by Monday night and Tuesday. Closed upper low digging
over the southwestern states and Southern California poised to lift
northeast by the latter half of next week. This southern stream upper
low expected to approach the panhandles by next Thursday and Friday
bringing another chance for wintry precipitation next Thursday night
and Friday as a cold front pushes south and east across the forecast



Ama watches/warnings/advisories...
Texas...Winter Weather Advisory until 6 PM CST this evening for the
following zones: Dallam...Hartley.

OK...Winter Weather Advisory until 6 PM CST this evening for the
following zones: Cimarron.



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