ACUS01 KWNS 161236
SWODY1
SPC AC 161234
DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0734 AM CDT TUE OCT 16 2012
VALID 161300Z - 171200Z
...NO SVR TSTM AREAS FORECAST...
...SYNOPSIS...
A DEEP TROUGH WILL AMPLIFY WHILE TRACKING FROM THE NRN GREAT BASIN
TO THE NRN/CNTRL PLAINS. MARGINAL INSTABILITY ACCOMPANYING THIS
FEATURE MAY SUPPORT A FEW THUNDERSTORMS -- PERHAPS WITH GUSTY WINDS
AND/OR SMALL HAIL -- FROM ERN WA/ORE TO AS FAR EAST AS SWRN SD AND
THE NEB PANHANDLE. IN ADVANCE OF THIS TROUGH AND A LEADING SHORTWAVE
TROUGH...AN INTENSIFYING LOW-LEVEL JET STREAM WILL EXTEND FROM THE
OZARK PLATEAU INTO THE GREAT LAKES REGION. THIS WILL SUPPORT THE
NEWD TRANSPORT OF MARGINALLY UNSTABLE AIR INTO THE MIDDLE MS VALLEY
AND GREAT LAKES REGION...WHERE A FEW ELEVATED THUNDERSTORMS MAY
MATERIALIZE LATE THIS AFTERNOON INTO TONIGHT. FARTHER SOUTH...WEAK
ASCENT ALONG A DIFFUSE FRONT MAY SUPPORT ISOLATED STORMS AMIDST RICH
DEEP MOISTURE IN SOUTH TX. ALSO...SEA BREEZE CIRCULATIONS MAY
SUPPORT AN ISOLATED STORM OR TWO SOUTH OF A LINE FROM NEAR NAPLES FL
TO NEAR WEST PALM BEACH FL TO THE MIDDLE/UPPER FL KEYS. SVR STORMS
ARE UNLIKELY ACROSS THE CONUS.
..COHEN/MEAD.. 10/16/2012
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