SPC AC 270031
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0631 PM CST SAT FEB 26 2011
VALID 270100Z - 271200Z
...NO SVR TSTM AREAS FORECAST...
...COASTAL SRN CA...
NO CHANGES TO GENERAL TSTM AREA. ISOLATED LIGHTNING HAS BEEN
OBSERVED IN THE STRONGEST OF CELLS THAT HAVE THRIVED IN COLD
UNSTABLE POST-FRONTAL ENVIRONMENT TODAY. LOW WET-BULB ZERO LEVELS
HAVE BEEN FAVORABLE FOR GRAUPEL/SMALL HAIL TO OCCUR. LOW TSTM
PROBABILITIES WILL PEAK BY 02-03Z THEN DIMINISH LATER THIS EVENING.
...SWRN AZ DESERTS...
NO CHANGES TO GENERAL TSTM AREA. UPPER LOW WILL BEGIN TO TURN EWD
FROM SRN CA LATER THIS EVENING WITH MOISTENING PROFILES DOWNSTREAM
IN WARM CONVEYOR BELT. ISOLATED TSTMS WILL REMAIN POSSIBLE AS LAPSE
RATES STEEPEN OWING TO COOLING MID-LEVEL TEMPERATURES AND MOISTENING
PROCESS.
..RACY.. 02/27/2011
CLICK TO GET WUUS01 PTSDY1 PRODUCT
NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0600Z
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