SWODY1
SPC AC 101557
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1057 AM CDT SAT APR 10 2010
VALID 101630Z - 111200Z
...NO SVR TSTM AREAS FORECAST...
SURPRISINGLY ACTIVE ELEVATED THUNDERSTORMS IN THE HOU ARA ATTM
APPEARS TO BE TIED TO MID LEVEL MOISTURE AND WEAK INSTABILITY AHEAD
OF MID/UPR LEVEL SRN BRANCH TROUGH NOW CROSSING S TX.
TSTM THREAT WILL SPREAD EWD VICINITY UPR TX/SWRN LA COAST THIS
AFTERNOON AND GRADUALLY DEVELOP FURTHER OFFSHORE WHERE
INSTABILITY...WHILE STILL WEAK...SHOULD BE SOMEWHAT GREATER THAN
ALONG THE TX/LA COAST.
WILL CONTINUE A LOW THREAT OF THUNDERSTORMS FOR LATER THIS AFTERNOON
AND EVENING SRN OR/NRN CA EVEN THOUGH AVAILABLE PW/S ARE GENERALLY
UNDER .5 INCHES. THE STEEP LAPSE RATES...SOME DAYTIME HEATING AND
ASCENT AHEAD OF THE NEXT UPPER TROUGH APPROACHING THE CENTRAL PAC
COAST LATER TODAY SHOULD BE SUFFICIENT FOR A FEW HIGH BASED
THUNDERSTORMS OVER AND E OF THE SRN OR/NRN CA MTNS.
..HALES/JEWELL.. 04/10/2010
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