SWODY1
SPC AC 190047
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0747 PM CDT FRI SEP 18 2009
VALID 190100Z - 191200Z
...NO SVR TSTM AREAS FORECAST...
VERY MOIST AIRMASS REMAINS IN PLACE ACROSS THE GULF STATES REGION
WITH PWAT VALUES AOA 2 INCHES IN MANY PLACES. THIS ENVIRONMENT WILL
CONTINUE TO SUPPORT DEEP CONVECTION...SOME OF IT CAPABLE OF
PRODUCING LIGHTNING...ESPECIALLY WITH MCS ACROSS AL OVER THE NEXT
FEW HOURS. LATEST WV IMAGERY ALSO WOULD SUGGEST ACTIVITY CONTINUING
ACROSS AL AS SHORTWAVE TROUGH AXIS IS LIFTING SLOWLY NEWD ACROSS MS.
FARTHER WEST...SCATTERED THUNDERSTORMS HAVE YET TO DISSIPATE OVER
THE HIGHER TERRAIN OF SWRN CO...WITH MORE ISOLATED ACTIVITY EVIDENT
TO THE WEST OVER UT AND FARTHER SOUTH OVER THE MOUNTAINS OF SERN
AZ/SWRN NM. WITH LOSS OF DAYTIME HEATING DEEPER CONVECTION ACROSS
THESE REGIONS WILL GRADUALLY DECREASE IN INTENSITY.
..DARROW.. 09/19/2009
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