SWODY2
SPC AC 181730
DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1130 AM CST THU FEB 18 2010
VALID 191200Z - 201200Z
...NO SVR TSTM AREAS FORECAST...
...CA COAST...
WITHIN A PROGRESSIVE LONGWAVE PATTERN/SPLIT FLOW OVER THE EASTERN
PACIFIC...SOUTHERN STREAM UPPER LOW/ASSOCIATED FRONTAL BAND WILL
NEAR THE SOUTH-CENTRAL CA COAST FRIDAY EVENING. STEEPENING LAPSE
RATES/ADEQUATE MOISTURE WILL SUPPORT ISOLATED/EMBEDDED TSTM
POTENTIAL...INITIALLY ALONG THE CENTRAL CA COASTAL AREAS DURING THE
AFTERNOON...AND AS FAR SOUTH AS THE LA VICINITY/OFFSHORE WATERS BY
THE LATE EVENING HOURS. GIVEN THE EXPECTED POST-PEAK HEATING ARRIVAL
OF THE UPPER LOW/FRONTAL BAND FOR THE SOUTH CENTRAL COAST...WILL
DEFER TO SUBSEQUENT DAY 1 OUTLOOKS...PENDING LATEST
GUIDANCE/OBSERVATIONAL TRENDS...FOR POSSIBLE INCLUSION OF ANY
LOW-END SEVERE PROBABILITIES.
..GUYER.. 02/18/2010
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