Wednesday, November 7, 2007

DAY3SVR: Nws Storm Prediction Center Norman Ok

ACUS03 KWNS 070728
SWODY3
SPC AC 070726

DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0126 AM CST WED NOV 07 2007

VALID 091200Z - 101200Z

..NO SVR TSTM AREAS FORECAST...

AN UPPER-LEVEL RIDGE OVER THE ROCKIES THURSDAY NIGHT WILL MOVE EWD
INTO THE PLAINS STATES FRIDAY AS AN UPPER-LEVEL TROUGH MOVES INTO
THE INTERMOUNTAIN WEST. AT THE SFC...A LEE TROUGH IS FORECAST TO
DEVELOP IN THE HIGH PLAINS AND THIS WILL BRING SLY FLOW TO THE SRN
AND CNTRL PLAINS ALLOWING LOW-LEVEL MOISTURE TO RETURN NWD FRIDAY
AND FRIDAY NIGHT. SOME INSTABILITY IS FORECAST TO DEVELOP NEAR THE
CNTRL TX COAST AND THIS MAY RESULT IN A FEW THUNDERSTORMS LATE
FRIDAY AFTERNOON OR FRIDAY EVENING. HOWEVER...LARGE-SCALE ASCENT
ASSOCIATED WITH THE UPPER-LEVEL RIDGE AND WEAK LOW-LEVEL CONVERGENCE
SHOULD KEEP THE ACTIVITY VERY ISOLATED AND ORGANIZED CONVECTION IS
NOT EXPECTED ATTM.

.BROYLES.. 11/07/2007

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