SWODY2
SPC AC 280657
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1257 AM CST TUE DEC 28 2010
VALID 291200Z - 301200Z
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
THE LARGE SCALE PATTERN OVER THE CONUS IS EXPECTED TO REAMPLIFY INTO
WEDNESDAY...HIGHLIGHTED BY A DEEPENING LONGWAVE TROUGH OVER THE
INTERMOUNTAIN WEST/GREAT BASIN. A FEW TSTMS MAY BE POSSIBLE ACROSS
THE COASTAL PACIFIC NORTHWEST WEDNESDAY MORNING WITHIN A
POST-FRONTAL ENVIRONMENT...BUT OTHERWISE...THE MAIN TSTM POTENTIAL
FOR THE PERIOD IS EXPECTED TO BE ACROSS EAST/SOUTHEAST TX AND LA.
...SOUTHEAST/EAST TX AND SOUTHERN LA...
SHOWERS/EMBEDDED TSTMS WILL BE ONGOING WEDNESDAY MORNING ALONG THE
TX COAST/MUCH OF EAST TX. WHILE A SHORTWAVE TROUGH/SPEED MAX
ADVANCES EAST-NORTHEASTWARD OVER TX/LA ON WEDNESDAY...THE AIRMASS
OVER THE GULF WILL CONTINUE TO MODIFY/GRADUALLY RETURN TOWARD THE TX
COAST. ASIDE FROM ONLY MODEST AIRMASS MODIFICATION INTO
WEDNESDAY...EXTENSIVE INLAND CONVECTION SHOULD ALSO DETER AN
APPRECIABLY MOIST AIRMASS MAKING IT INLAND ALONG THE TX/LA
COAST...WITH CONSEQUENTIAL NEAR-SURFACE DESTABILIZATION UNLIKELY
ESPECIALLY AWAY FROM THE IMMEDIATE COAST. BUT GIVEN MODERATELY
STRONG/VEERING LOW/MID TROPOSPHERIC WINDS...SOME POTENTIAL MAY EXIST
FOR A FEW ROTATING STORMS/A BRIEF TORNADO AND/OR STRONG WINDS MAINLY
ALONG THE IMMEDIATE TX/LA COAST WEDNESDAY...ALTHOUGH ANY SUCH THREAT
SHOULD REMAIN MARGINAL/ISOLATED OVERALL.
..GUYER.. 12/28/2010
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