[SWODY1] SWODY1

[Severe Weather Outlook Day 1]

ACUS01 KWNS 221249
SWODY1
SPC AC 221247

DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0647 AM CST WED NOV 22 2006

VALID 221300Z - 231200Z

...NO SVR TSTM AREAS FORECAST...

...OUTER BANKS OF NC...
SURFACE FRONTAL BOUNDARY PRESENTLY DRAPED ACROSS THE AREA WILL
REMAIN NEARLY STATIONARY TODAY AS VERTICALLY STACKED LOW MOVES
SLOWLY NNEWD. COLDER MID LEVEL TEMPERATURES  /-22 DEG C AT 500 MB/
LOCATED OFF THE EAST COAST OF FL EARLY THIS MORNING WILL ROTATE
ACROSS THE AREA DURING PEAK HEATING. SUFFICIENT INSTABILITY /MUCAPE
FROM 500-750 J/KG/ COUPLED WITH LOW-MID LEVEL MODERATE VERTICAL
MOTION EAST OF THE STATIONARY BOUNDARY SHOULD SUPPORT ISOLATED/SCT
TSTM DEVELOPMENT...PRIMARILY JUST OFF THE CAROLINA AND MID ATLANTIC
COAST.

...PAC NW/NRN ROCKIES...
STRONG UPPER LOW/VORT LOBE ROTATING AROUND A BROADER UPPER TROUGH
LOCATED OVER THE NERN PACIFIC WILL MOVE TOWARDS THE PAC NW COAST
DURING THE AFTERNOON...AND APPROACH THE NRN ROCKIES LATER TONIGHT. 
ACCOMPANYING POCKET OF COLD MID LEVEL TEMPERATURES WILL SUPPORT
STEEP LOW-MID LEVEL LAPSE RATES...MAINLY IN POST-FRONTAL
REGIME...WHERE UPSLOPE FLOW AND MARGINAL INSTABILITY WILL REMAIN
SUPPORTIVE OF A FEW THUNDERSTORMS NEAR THE WA/ORE COAST.  INCREASING
MOIST CONVECTION AND POSSIBLY EMBEDDED/ISOLATED TSTMS SHOULD DEVELOP
IN STRONG UPSLOPE/STEEP LAPSE RATE REGIME JUST AHEAD OF UPPER TROUGH
AND ASSOCIATED COLD FRONT OVER PORTIONS OF THE NRN ROCKIES
OVERNIGHT.

..EVANS.. 11/22/2006