SWOD48
SPC AC 260822
DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0322 AM CDT SUN OCT 26 2008
VALID 291200Z - 031200Z
...DISCUSSION...
LATEST MEDIUM-RANGE GUIDANCE REMAINS QUITE CONSISTENT IN THE
EVOLUTION OF THE LARGE-SCALE PATTERN THROUGH THE EXTENDED PERIOD.
THROUGH D4-D7 /WED OCT 29TH - SAT NOV 1ST/...A SHORT WAVE TROUGH
WILL TRANSLATE FROM THE INTERMOUNTAIN WEST THROUGH THE CNTRL/SRN
PLAINS PRIOR TO PHASING WITH A POLAR BRANCH SHORT WAVE TROUGH OVER
THE ERN CONUS. THE NET RESULT WILL BE THE REFORMATION OF A FULL
LATITUDE TROUGH OVER ERN N AMERICA BY THE END OF THE FORECAST
PERIOD. WHILE SOME ELEVATED TSTM ACTIVITY MAY ACCOMPANY THE
ABOVE-MENTIONED SHORT WAVE TROUGH OVER THE SRN PLAINS INTO MID MS
VALLEY...LOW-LEVEL MOISTURE AND RESULTANT INSTABILITY WILL REMAIN
QUITE LIMITED. AS SUCH...NO SEVERE WEATHER IS EXPECTED.
..MEAD.. 10/26/2008
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