Thursday, October 16, 2008

DAY2SVR: Nws Storm Prediction Center Norman Ok

ACUS02 KWNS 160553
SWODY2
SPC AC 160552

DAY 2 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1252 AM CDT THU OCT 16 2008

VALID 171200Z - 181200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
PROGRESSIVE UPPER PATTERN IS FORECAST THIS PERIOD...AS A LARGE
TROUGH OVER THE CENTRAL AND ERN U.S. DEEPENS WHILE SHIFTING
EWD...AND A SECOND TROUGH MOVES TO THE W COAST LATE. IN BETWEEN...A
RIDGE WILL MOVE ACROSS THE ROCKIES THROUGH THE PERIOD.

AT THE SURFACE...A COLD FRONT LYING NNE-SSW ACROSS THE SOUTHEAST
WILL CONTINUE MAKING SLOW SEWD PROGRESS THROUGH THE PERIOD...MOVING
OFF THE ATLANTIC AND GULF COASTS WITH TIME AND INTO NRN FL BY
18/12Z.

WHILE THE SURFACE FRONT WILL FOCUS RAIN/CONVECTION THROUGH THE
PERIOD...ONSHORE INSTABILITY IS FORECAST TO REMAIN MEAGER...LIMITING
ANY SEVERE POTENTIAL. WITH GREATER INSTABILITY EXPECTED JUST
OFFSHORE...A MINIMAL SEVERE THREAT COULD EVOLVE ACROSS COASTAL
PORTIONS OF THE CAROLINAS. HOWEVER...ONSHORE POTENTIAL APPEARS LOW
ENOUGH ATTM THAT A THREAT AREA WILL NOT BE INCLUDED THIS FORECAST.

..GOSS.. 10/16/2008

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