SPC Day 1 Thunderstorm Outlook Issued 12Z 20030110


ZCZC SPCSWODY1 ALL
ACUS01 KWNS 100452
SPC AC 100428

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

VALID 101200Z - 111200Z

NO TSTM AREAS FCST.

...SYNOPSIS...
CONTINENTAL POLAR AIRMASS WILL CONTINUE TO DOMINATE MUCH OF THE
NATION EAST OF CONTINENTAL DIVIDE WITH AIR OF ARCTIC ORIGIN SEEPING
SWD ACROSS THE GREAT LAKES AND NEW ENGLAND. PACIFIC MOISTURE WILL
STREAM INLAND ACROSS THE WEST...GREAT BASIN...AND ROCKIES ON WEAK
MIDLEVEL WLY FLOW AND A WEAK DISTURBANCE OVER MEXICO WILL LIKELY
SPREAD INCREASING MOISTURE ACROSS THE LOWER RIO GRANDE VALLEY.
HOWEVER...WEAK INSTABILITY IN ALL AREAS WILL AGAIN PRECLUDE TSTM
DEVELOPMENT.
 
..CARBIN.. 01/10/03

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