SWODY1
SPC AC 290041
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0741 PM CDT MON APR 28 2008
VALID 290100Z - 291200Z
...NO SVR TSTM AREAS FORECAST...
LATEST WATER VAPOR IMAGERY SHOWS AN UPPER-LEVEL TROUGH OVER THE OH
AND TN VALLEYS. THIS FEATURE WILL MOVE EWD ACROSS THE APPALACHIAN
MTNS TONIGHT. SCATTERED THUNDERSTORMS IN SOUTHWEST FLOW AHEAD OF THE
TROUGH WILL MOVE OFFSHORE AS A COLD FRONT MOVES INTO THE WRN
ATLANTIC TONIGHT. OTHER CONVECTION ONGOING NEAR THE CORE OF THE
UPPER-LEVEL TROUGH OVER THE OH VALLEY WILL DECREASE IN COVERAGE AS
INSTABILITY WEAKENS ACROSS THE REGION. ELSEWHERE...ISOLATED
THUNDERSTORMS WILL BE POSSIBLE ACROSS THE PACIFIC NORTHWEST AS AN
UPPER-LEVEL TROUGH APPROACHES THE PACIFIC NORTHWEST COAST. NONE OF
THE THUNDERSTORM ACTIVITY IS EXPECTED TO BE SEVERE TONIGHT.
..BROYLES.. 04/29/2008
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