Sunday, November 25, 2012

DAY48SVR: Nws Storm Prediction Center Norman Ok

ACUS48 KWNS 251001
SWOD48
SPC AC 251000

DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0400 AM CST SUN NOV 25 2012

VALID 281200Z - 031200Z

...DISCUSSION...
BASED ON 00Z ECMWF/GEFS GUIDANCE...A RELATIVELY PROGRESSIVE/ZONAL
LARGE SCALE PATTERN IS LIKELY TO PERSIST THROUGH THE MIDDLE/LATTER
PART OF THE WEEK. THIS LARGE SCALE PATTERN AND THE INITIAL
PREVALENCE OF HIGH PRESSURE/STABLE CONDITIONS EAST OF THE ROCKIES
WILL LIKELY YIELD A QUIET PATTERN WITH RESPECT TO DEEP CONVECTION
MUCH OF THE PERIOD. SOME INCREASE IN CONVECTIVE POTENTIAL COULD
OCCUR ACROSS THE EAST-CENTRAL CONUS THIS WEEKEND /DAYS 7-8/ AS
MOISTURE BEGINS TO RETURN AHEAD OF AN ADVANCING FRONT...BUT
ORGANIZED SEVERE TSTM POTENTIAL CURRENTLY SEEMS UNLIKELY.

..GUYER.. 11/25/2012

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