SWODY1
SPC AC 150042
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0642 PM CST SAT FEB 14 2009
VALID 150100Z - 151200Z
...NO SVR TSTM AREAS FORECAST...
LATEST WATER VAPOR IMAGERY SHOWS A SUBTLE UPPER-LEVEL TROUGH OVER
ECNTRL TX WITH A BAND OF MID-LEVEL MOISTURE PRESENT AHEAD OF THE
TROUGH. THE RUC IS ANALYZING A MID-LEVEL VORTICITY CENTER NEAR
GALVESTON AND MODEL FORECASTS AGREE THIS FEATURE WILL MOVE EWD
ACROSS SRN LA TONIGHT. AS A RESULT...THE THUNDERSTORM ACTIVITY OVER
SE TX SHOULD GRADUALLY SPREAD EWD WITH TIME TONIGHT. ALTHOUGH A
THREAT FOR SMALL HAIL MAY EXIST WITH THE CELLS ON THE WRN EDGE OF
THE ACTIVITY THIS EVENING...THE THREAT FOR HAIL SHOULD DIMINISH AS
THE STORMS MOVE EWD INTO A MORE STABLE AIRMASS. ALTHOUGH STORMS MAY
INTENSIFY LATE TONIGHT IN SE LA ALONG THE COAST WHERE LOW-LEVEL
MOISTURE IS SLIGHTLY GREATER...THE ACTIVITY SHOULD REMAIN SOMEWHAT
ELEVATED AND IS NOT EXPECTED TO POSE A SEVERE THREAT.
..BROYLES.. 02/15/2009
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