Sunday, November 1, 2009

DAY48SVR: Nws Storm Prediction Center Norman Ok

ACUS48 KWNS 010824
SWOD48
SPC AC 010823

DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0223 AM CST SUN NOV 01 2009

VALID 041200Z - 091200Z

...SEVERE POTENTIAL APPEARS LOW OR NEGLIGIBLE THRU THIS PERIOD...

DEVELOPING PERTURBATIONS WITHIN...AND INTERACTION AMONG...BELTS OF
STRONGER WESTERLIES WITHIN AN EVOLVING SPLIT UPPER FLOW REMAIN A
SOURCE OF LARGE VARIABILITY AMONG THE MEDIUM RANGE FORECAST MODELS
AND ENSEMBLES. HOWEVER...THERE REMAINS LITTLE INDICATION OF
SIGNIFICANT POTENTIAL FOR A SUBSTANTIVE RETURN FLOW OF MOISTURE OFF
THE GULF OF MEXICO INTO THE CENTRAL AND EASTERN UNITED STATES
THROUGH NEXT WEEKEND. AS LONG AS THIS REMAINS THE CASE...CONVECTIVE
POTENTIAL WILL REMAIN LOW.

..KERR.. 11/01/2009

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