Monday, October 3, 2011

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 040021
SWODY1
SPC AC 040019

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0719 PM CDT MON OCT 03 2011

VALID 040100Z - 041200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS...
A CLOSED UPPER LOW LINGERING OVER THE UPPER MID ATLANTIC WILL
FINALLY BEGIN TO SHIFT EWD AHEAD OF A STRONG TROUGH THAT IS
BEGINNING TO DEVELOP AND PROGRESS SEWD ACROSS THE ERN CANADIAN
PROVINCES. THUNDERSTORMS WILL LIKELY REMAIN CONFINED TO THE COAST
AND/OR OFFSHORE THROUGH THE REMAINDER OF THE PERIOD. FARTHER S...A
WEAK WARM ADVECTION REGIME MAY INDUCE ISOLATED THUNDERSTORMS NEAR A
MODIFIED COLD FRONT ACROSS FAR S FL. ACROSS THE WEST...BROAD HEIGHT
FALLS AND MOISTURE ADVECTION WILL CONTINUE TO LEAD TO NOCTURNAL
THUNDERSTORMS...PARTICULARLY ACROSS THE GREAT BASIN AND THE FOUR
CORNERS REGION WHERE WEAK INSTABILITY WILL REMAIN. HOWEVER...DUE TO
POOR LAPSE RATES/LIMITED INSTABILITY NATION-WIDE...NO ORGANIZED
SEVERE STORMS ARE EXPECTED OVERNIGHT.

..HURLBUT/BROYLES.. 10/04/2011

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