Thursday, February 28, 2008

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 281258
SWODY1
SPC AC 281256

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0656 AM CST THU FEB 28 2008

VALID 281300Z - 291200Z

..NO TSTM AREAS FORECAST...

..SYNOPSIS...
LARGE SCALE PATTERN OF A MEAN TROUGH IN THE EAST AND A RIDGE IN THE
WEST WILL PERSIST THE NEXT FEW DAYS. AN EMBEDDED SHORTWAVE TROUGH
OVER AB/SK WILL DIG SEWD TOWARD THE UPPER MS VALLEY...WHILE A
SEPARATE WAVE INVOF WY MOVES OVER KS/OK TO THE MS VALLEY. THIS WILL
INDUCE SLY FLOW ACROSS THE NW GULF AND SRN PLAINS. HOWEVER...THE
RETURNING AIR MASS WILL BE ONLY PARTIALLY MODIFIED AND INSTABILITY
WILL REMAIN NEGLIGIBLE THROUGH THIS FORECAST PERIOD.

.THOMPSON.. 02/28/2008

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