Tuesday, May 10, 2011

DAY48SVR: Nws Storm Prediction Center Norman Ok

ACUS48 KWNS 100810
SWOD48
SPC AC 100810

DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0310 AM CDT TUE MAY 10 2011

VALID 131200Z - 181200Z

...DISCUSSION...
CONFIDENCE DECREASES IN MEDIUM RANGE SUCH THAT PREDICTABILITY OF
SEVERE WEATHER BECOMES TOO LOW FROM FRI INTO EARLY NEXT WEEK. UPR
LOW OVER THE PLAINS ON THURSDAY IS EXPECTED TO SETTLE SEWD AS MODELS
SUGGEST...BUT THE DEGREE AND TIMING OF HOW THIS EVOLVES IS
UNCERTAIN. THERE WILL LIKELY BE SOME THREAT OF SEVERE WEATHER ALONG
SRN AND SWRN FRINGES OF THIS SYSTEM WHERE WLY FLOW IS MAINTAINED
ALOFT AMID STEEP LAPSE RATES/AMPLE BUOYANCY. PIN-POINTING WHERE AND
WHEN THE MORE ROBUST EVENTS MAY OCCUR...HOWEVER...IS DIFFICULT AT
BEST THIS FAR IN ADVANCE.

..RACY.. 05/10/2011

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