SWODY3
SPC AC 150836
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0236 AM CST TUE FEB 15 2011
VALID 171200Z - 181200Z
...SYNOPSIS...
AN EJECTING SHORT-WAVE TROUGH WILL CONTINUE MOVING NEWD ACROSS THE
NRN PLAINS TOWARD THE UPPER GREAT LAKES REGION...WHILE THE
ASSOCIATED SURFACE COLD FRONT PROGRESSES EWD/SEWD ACROSS CENTRAL
CONUS...REACHING THE MID MS/LOWER MO VALLEYS AND INTO TX BY THE END
OF THE PERIOD. MEANWHILE...LONGER-WAVELENGTH TROUGHING WILL PERSIST
OVER THE ERN PACIFIC/W COAST.
DESPITE A LARGE WARM SECTOR...LACK OF FAVORABLE BOUNDARY-LAYER
MOISTURE AND WARM DRY MIXED ELEVATED LAYER BEING ADVECTED ENEWD ATOP
THE BOUNDARY LAYER SHOULD PREVENT THUNDERSTORM DEVELOPMENT.
ELSEWHERE...SHOWERS WILL CONTINUE...SCATTERED ACROSS THE W COAST
STATES AND INTERMOUNTAIN WEST WHERE MEAN LONG-WAVE TROUGHING WILL
PERSIST.
..GOSS.. 02/15/2011
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