DAY2SVR: Nws Storm Prediction Center Norman Ok

ACUS02 KWNS 280558
SWODY2
SPC AC 280557

DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1157 PM CST FRI DEC 27 2013

VALID 291200Z - 301200Z

...NO SVR TSTM AREAS FORECAST...

...FAR NE FL/SE GA/ERN SC AND ERN NC...
A SHORTWAVE TROUGH WILL MOVE ACROSS THE GULF COAST STATES ON SUNDAY.
AHEAD OF THE TROUGH...A WELL-DEVELOPED 40 TO 50 KT LOW-LEVEL JET
OVER THE CAROLINAS WILL MOVE NEWD DURING THE DAY. AT THE SFC...A LOW
IN NRN SC AT 12Z IS FORECAST TO MOVE NEWD ACROSS NC WITH THE WARM
SECTOR ESTABLISHED FROM THE COAST OF SC NEWD TO CAPE HATTERAS
NC...WHERE SFC DEWPOINTS ARE FORECAST TO BE IN THE LOWER TO MID 60S
F. THE NAM AND GFS SOLUTIONS AT DAYBREAK SUNDAY SHOW NUMEROUS
THUNDERSTORMS ALONG THE AXIS OF THE LOW-LEVEL JET FROM SERN GA
EXTENDING NNEWD ACROSS SC. THE MODELS MOVE THIS CONVECTION NEWD
ALONG THE COAST OF NC DURING THE LATE MORNING AND EARLY AFTERNOON.
FORECAST SOUNDINGS AT 15Z TO 18Z FROM CHARLESTON SC NEWD TO CAPE
HATTERAS SHOW MLCAPE IN THE 500 TO 800 J/KG RANGE WITH 50 KT OF 0-6
KM SHEAR. THIS ALONG WITH LONG AND LOOPED HODOGRAPHS /0-3 KM SRH OF
400 TO 600 M2/S2/ SHOULD ENABLE SOME STORMS TO ROTATE. DUE TO THE
STRONG LOW-LEVEL SHEAR...A MARGINAL TORNADO THREAT SHOULD EXIST
DURING THE MORNING AND EARLY AFTERNOON ACROSS THE SEE TEXT AREA.

..BROYLES.. 12/28/2013

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