SWODY2
SPC AC 160654
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1254 AM CST WED NOV 16 2011
VALID 171200Z - 181200Z
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
AS AN ERN U.S. TROUGH SHIFTS EWD/NEWD WITH TIME...CROSSING NEW
ENGLAND AND MOVING INTO THE CANADIAN MARITIMES LATE...A SECOND
TROUGH IS PROGGED TO DIG SSEWD ALONG THE BRITISH COLUMBIA COAST AND
BEGIN AFFECTING THE PAC NW.
AT THE SURFACE...A COLD FRONT INITIALLY PROGGED TO EXTEND FROM OFF
THE NEW ENGLAND COAST SSWWD ACROSS THE COASTAL CAROLINAS/S GA/THE FL
PANHANDLE AND INTO THE CENTRAL GULF OF MEXICO WILL QUICKLY CLEAR THE
CAROLINA COAST. THE FRONT WILL CONTINUE A STEADY PROGRESSION SEWD
ACROSS THE FL PENINSULA THROUGH THE DAY...AND IS EXPECTED TO MOVE S
OF THE KEYS BY LATE IN THE PERIOD AS A LARGE AREA OF HIGH PRESSURE
BUILDS INTO THE ERN CONUS. MEANWHILE...A COLD FRONT ASSOCIATED WITH
THE WRN UPPER TROUGH IS FORECAST TO MOVE SEWD ACROSS THE PAC NW AND
NRN INTERMOUNTAIN REGION THROUGH THE PERIOD.
SHOWERS AND A FEW THUNDERSTORMS WILL ACCOMPANY THE ERN COLD FRONT AS
IT CROSSES FL DURING THE DAY. HOWEVER...WEAK LAPSE RATES AND MODEST
SHEAR SUGGEST THAT SEVERE WEATHER WILL BE UNLIKELY. LIKEWISE...PAC
NW SHOWERS -- AND A FEW LIGHTNING STRIKES OVER COASTAL REGIONS --
WILL OCCUR IN AN ENVIRONMENT UNSUPPORTIVE OF ANY SEVERE POTENTIAL.
..GOSS.. 11/16/2011
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