Monday, October 13, 2008

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 131520
SWODY1
SPC AC 131517

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1017 AM CDT MON OCT 13 2008

VALID 131630Z - 141200Z

...NO SVR TSTM AREAS FORECAST...

COLD WRN TROUGH IN THE PROCESS OF SPLITTING WITH NRN PORTION
ACCELERATING EWD ACROSS NRN PLAINS AS IT BECOMES INVOLVED WITH THE
PRIMARY WESTERLIES SRN CANADA WHILE SRN PORTION REMAINS A SLOWLY
MOVING CLOSED LOW NRN AZ.

SHARP COLD FRONT FROM UPR MS VALLEY TO SRN HI PLAINS ATTM. FRONT TO
CONTINUE EWD ACROSS UPPER GREAT LAKES THIS FORECAST PERIOD WITH A
MUCH SLOWER SEWD MOTION SRN PLAINS PORTION. VERY MOIST SLY BOUNDARY
LAYER FLOW SRN PLAINS IN ADVANCE OF THE FRONT CHARACTERIZED BY BOTH
WEAK LAPSE RATES AND MINIMAL CAPE. MUCH OF THE CONVECTION WILL
REMAIN ON THE COLD SIDE OF FRONTAL ZONE IN AREA OF BEST LIFT. ANY
THUNDERSTORMS THAT DEVELOP WILL REMAIN WELL BELOW SEVERE LEVELS
GIVEN THE WEAK THERMODYNAMIC PARAMETERS.

..HALES/BOTHWELL.. 10/13/2008

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