ZCZC SPCSWODY1 ALL
ACUS01 KWNS 231307
SPC AC 231305

STORM PREDICTION CENTER...NWS/NCEP...NORMAN OK 
DAY 1 CONVECTIVE OUTLOOK...REF AWIPS GRAPHIC PGWE46 KWNS.

VALID 231300Z - 241200Z

NO SVR TSTM AREAS FCST.

NO TSTM AREAS FCST.

...SYNOPSIS...
MAIN ERN U.S. UPPER TROUGH IS FORECAST TO MOVE SLOWLY EWD AND
EVENTUALLY OFF THE ATLANTIC COAST.  BY THE END OF THE PERIOD...A
BROAD AREA OF NWLY FLOW IS EXPECTED ACROSS THE MAJORITY OF THE
CONUS DOWNSTREAM OF PERSISTENT RIDGE OVER THE WEST COAST / UPSTREAM
OF DEPARTING ERN TROUGH.

...PAC NW COAST...
LATE IN THE PERIOD...SHORT WAVE TROUGH IS FORECAST TO APPROACH THE
PAC NW COAST...ALTHOUGH THE FEATURE WILL WEAKEN AS IT MOVES INTO
THE MEAN RIDGE POSITION.  LITTLE IF ANY INSTABILITY IS FORECAST TO
REACH THE COAST...THUS PRECLUDING ANY APPRECIABLE THREAT FOR
THUNDERSTORMS.
 
..GOSS.. 01/23/03

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