SWODY3
SPC AC 020653
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1253 AM CST SUN DEC 02 2007
VALID 041200Z - 051200Z
..NO SVR TSTM AREAS FORECAST...
..SYNOPSIS...
ALTHOUGH DEEP UPPER TROUGH WILL MOVE NEWD AWAY FROM THE EAST COAST
ON TUESDAY...CYCLONIC FLOW REGIME WILL BE MAINTAINED IN ITS WAKE AND
LIKELY EXPAND ACROSS THE COUNTRY EAST OF THE ROCKIES. THIS WILL
OCCUR IN RESPONSE TO A STRONG SHORT WAVE TROUGH DIGGING SSEWD FROM
CENTRAL CANADA TO THE UPPER MIDWEST/WRN GREAT LAKES...AND AS A
SERIES OF PACIFIC IMPULSES TOP WRN RIDGE AND TRACK SEWD THROUGH
CENTRAL PLAINS TO MID MS/OH VALLEYS. THIS UPPER FLOW PATTERN WILL
MAINTAIN A STABLE THERMODYNAMIC ENVIRONMENT ACROSS MUCH OF THE U.S.
DURING THE DAY 3 FORECAST PERIOD...AND THUS PRECLUDE A CONVECTIVE
POTENTIAL AND ANY SEVERE WEATHER THREAT.
.PETERS.. 12/02/2007
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