Wednesday, August 17, 2011

DAY48SVR: Nws Storm Prediction Center Norman Ok

ACUS48 KWNS 170857
SWOD48
SPC AC 170856

DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0356 AM CDT WED AUG 17 2011

VALID 201200Z - 251200Z

...DISCUSSION...
DESPITE OVERALL AGREEMENT IN THE LARGE SCALE UPPER PATTERN EVOLUTION
TOWARD A WRN RIDGE/ERN TROUGH CONFIGURATION...MEDIUM-RANGE MODELS
CONTINUE TO DIFFER WITH RESPECT TO SMALLER-SCALE DETAILS --
PARTICULARLY WITH RESPECT TO LOCATION OF MAJOR SURFACE FEATURES.

EVEN GIVEN THE DIFFERENCES HOWEVER...A MORE SUBSTANTIAL/WIDESPREAD
SEVERE THREAT IS NOT EVIDENT ATTM THROUGH THE MEDIUM RANGE...WHICH
-- COMBINED WITH MODEL DISAGREEMENT -- PRECLUDES THE ISSUANCE OF ANY
SEVERE THREAT AREAS THIS FORECAST.

..GOSS.. 08/17/2011

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