SWODY3
SPC AC 220655
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1255 AM CST SAT NOV 22 2008
VALID 241200Z - 251200Z
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
UPPER TROUGH AXIS FROM THE WRN GREAT LAKES SWD INTO THE MID MS
VALLEY WILL CONTINUE TO AMPLIFY ESEWD INTO THE ERN CONUS ON MONDAY
...AS AN 80-100 KT MID LEVEL JET MOVES SEWD ALONG THE SWRN SIDE OF
THE TROUGH. CONVECTION SHOULD BE ONGOING DURING THE MORNING ACROSS
PORTIONS OF THE WRN TN/LOWER OH VALLEYS SWD INTO NRN MS/AL...WITHIN
ZONE OF LOW LEVEL WARM ADVECTION AND LARGE SCALE LIFT ASSOCIATED
WITH UPPER TROUGH. ALTHOUGH LIFT IS EXPECTED TO SUPPORT WIDESPREAD
PCPN EXPANDING EWD INTO THE ATLANTIC COASTAL STATES...THUNDERSTORM
COVERAGE SHOULD DECREASE THROUGH THE DAY AS THE PCPN SPREADS INTO AN
INCREASINGLY STABLE ENVIRONMENT. STORMS THAT DO OCCUR ARE EXPECTED
TO BE BASED BETWEEN 850-900 MB...WITH MUCAPES AOB 200 J/KG. THE WEAK
INSTABILITY SHOULD PRECLUDE ANY THREAT FOR SEVERE STORMS.
..IMY.. 11/22/2008
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