DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 061233
SWODY1
SPC AC 061231

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0631 AM CST SUN JAN 06 2013

VALID 061300Z - 071200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
AN UPPER-LEVEL SHORTWAVE TROUGH ENTERING THE MID MS VALLEY REGION
THIS MORNING WILL PROGRESS EWD INTO THE MID-ATLANTIC REGION BY THE
END OF THE FORECAST PERIOD. AS THIS OCCURS...A STATIONARY FRONT
ANALYZED OVER THE CNTRL FL PENINSULA AT THE START OF THE PERIOD WILL
MOVE SWD ACROSS THE REMAINDER OF THE PENINSULA THIS AFTERNOON AND
NIGHT. WEAK BUOYANCY AND ASCENT ALONG THE FRONT WILL FAVOR ISOLATED
THUNDERSTORM DEVELOPMENT DURING THE LATE AFTERNOON AND EVENING.
FARTHER W...AN UPPER LOW POSITIONED NEAR THE SAN FRANCISCO BAY AT
12Z IS FORECAST TO DIG SWD INTO SRN CA LATE TONIGHT. COLD MIDLEVEL
TEMPERATURES AND STEEP LAPSE RATES WILL AID IN THE DEVELOPMENT OF
MARGINAL BUOYANCY INVOF THE CNTRL/SRN CA COAST...WHERE A FEW
LIGHTNING STRIKES WILL BE POSSIBLE WITH THE PASSAGE OF THE COLD
MIDLEVEL DISTURBANCE.

..GARNER/CARBIN.. 01/06/2013

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