SPC AC 161956
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0256 PM CDT THU OCT 16 2008
VALID 162000Z - 171200Z
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
EARLY AFTERNOON SURFACE ANALYSIS SHOWED A COLD FRONT CONTINUING TO
ADVANCE SEWD ACROSS ERN NEW ENGLAND TO THE CENTRAL APPALACHIANS...
WHILE THE SRN EXTENT MOVED THROUGH THE LOWER MS VALLEY...AND INTO
THE WRN GULF. DESPITE WEAK INSTABILITY/LAPSE RATES...FORCED ASCENT
ALONG THE GULF PORTION OF THIS BOUNDARY INTO AT LEAST SW LA SHOULD
CONTINUE TO PROVE SUFFICIENT FOR CONVECTIVE DEVELOPMENT INTO THE
EVENING.
FARTHER N INTO THE CENTRAL PLAINS...A SHORT WAVE TROUGH WILL
CONTINUE TO AMPLIFY SEWD FROM MT/WY INTO THIS REGION OVERNIGHT.
WHILE MOISTURE REMAINS LIMITED...STEEP MID LEVEL LAPSE RATES AND
WARM ADVECTION SHOULD BE SUFFICIENT FOR ELEVATED CONVECTION
SPREADING EWD ACROSS NEB BY THIS EVENING AND PERSISTING THROUGH 12Z
FRIDAY.
..PETERS.. 10/16/2008
CLICK TO GET WUUS01 PTSDY1 PRODUCT
NOTE: THE NEXT DAY 1 OUTLOOK IS SCHEDULED BY 0100Z
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