Wednesday, December 7, 2011

DAY2SVR: Nws Storm Prediction Center Norman Ok

ACUS02 KWNS 070620
SWODY2
SPC AC 070618

DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1218 AM CST WED DEC 07 2011

VALID 081200Z - 091200Z

...NO TSTM AREAS FORECAST...

...GREAT LAKES...

SUBSTANTIALLY COLDER AIR WILL OVERSPREAD THE GREAT LAKES DURING THE
DAY2 PERIOD AS UPPER HEIGHTS FALL IN RESPONSE TO DIGGING TROUGH.
LOWEST 3KM LAPSE RATES ARE EXPECTED TO STEEPEN MARKEDLY OVER THE NRN
GREAT LAKES SUCH THAT SHALLOW CONVECTION WILL LIKELY DEVELOP WITHIN
WLY FLOW REGIME. ALTHOUGH AN ISOLATED LIGHTNING STRIKE CAN NOT BE
RULED OUT WITH THIS LAKE CONVECTION OVERALL COVERAGE SHOULD NOT
SUPPORT THE INTRODUCTION OF A GENERAL THUNDERSTORM AREA AT THIS
TIME.

..DARROW.. 12/07/2011

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