[SWODY1] SWODY1

[Severe Weather Outlook Day 1]

ACUS01 KWNS 060600
SWODY1
SPC AC 060557

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
1157 PM CST TUE DEC 05 2006

VALID 061200Z - 071200Z

...NO SVR TSTM AREAS FORECAST...

A BROAD POSITIVELY TILTED UPPER-LEVEL TROUGH WILL AMPLIFY AS A
DISTURBANCE MOVES QUICKLY SWD OUT OF CANADA TODAY AND TONIGHT. IN
RESPONSE...A COLD FRONT WILL DIVE SWD ACROSS THE PLAINS AND UPPER
MIDWEST. ISOLATED CONVECTION MAY DEVELOP THIS EVENING OVER LAKE
SUPERIOR DUE TO WARM LAKE WATERS AND COLD AIR ALOFT WITH THE
UPPER-TROUGH. 

IN ADDITION...THUNDERSTORMS WILL BE POSSIBLE OFF THE COAST OF THE
ERN SEABOARD AS A SUBTLE LEAD SHORTWAVE TROUGH EJECTS OUT AHEAD OF
THE LARGER GREAT LAKES TROUGH. NO THUNDERSTORM ACTIVITY IS EXPECTED
TO REACH SEVERE LIMITS TODAY OR TONIGHT.

..BROYLES.. 12/06/2006