SWODY1
SPC AC 220052
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0652 PM CST TUE DEC 21 2010
VALID 220100Z - 221200Z
...NO SVR TSTM AREAS FORECAST...
...COASTAL SOUTHERN CA...
SOUTHERN PIECE OF A BROAD EASTERN PACIFIC UPPER TROUGH WILL STEADILY
APPROACH THE CA COAST THROUGH EARLY WEDNESDAY. FORCED ASCENT
ALONG/AHEAD OF AN EASTWARD ADVANCING LOW/FRONT...COMBINED WITH
GRADUALLY STEEPENING LAPSE RATES ALOFT AND DEVELOPMENT OF WEAK
NEAR-COASTAL BUOYANCY...WILL YIELD SHOWERY CONVECTION/INCREASING
TSTM CHANCES OVERNIGHT/EARLY WEDNESDAY. AIDED BY FAVORABLE WIND
PROFILES...SOME STRONG/PERHAPS SEVERE LOW-TOPPED STORMS/SMALL
SUPERCELLS...WITH POTENTIAL FOR WIND GUSTS/WATERSPOUTS...WILL BE
POSSIBLE FOR THE COASTAL AREAS/IMMEDIATE OFFSHORE AREAS OF SOCAL
LATE TONIGHT/EARLY WEDNESDAY.
..GUYER.. 12/22/2010
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