Wednesday, April 13, 2011

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 131212
SWODY1
SPC AC 131211

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0711 AM CDT WED APR 13 2011

VALID 131300Z - 141200Z

...NO SVR TSTM AREAS FORECAST...

A STRONG UPPER LOW IS MOVING OFF THE EAST COAST TODAY...WHILE THE
NEXT UPPER TROUGH DIGS ALONG THE CA COAST. MOST OF THE NATION WILL
BE BETWEEN SYSTEMS DURING THIS FORECAST PERIOD...LEADING TO A
RELATIVELY QUIET CONVECTIVE DAY.

...SOUTHERN NEW ENGLAND...
A FEW THUNDERSTORMS WILL BE POSSIBLE THIS MORNING OVER PARTS OF
SOUTHERN NEW ENGLAND AHEAD OF THE DEPARTING UPPER TROUGH. THIS
THREAT SHOULD DIMINISH BY EARLY AFTERNOON.

...WESTERN STATES...
SCATTERED THUNDERSTORMS ARE EXPECTED LATER TODAY OVER MUCH OF THE
NORTHERN GREAT BASIN AND ALONG THE PACIFIC NORTHWEST COAST. A FEW
OF THESE STORMS MAY CONTAIN GUSTY WINDS OR HAIL...BUT ORGANIZED
SEVERE STORMS ARE NOT ANTICIPATED.

...CENTRAL PLAINS...
FINALLY...LOW LEVEL WARM ADVECTION MAY RESULT IN ISOLATED
THUNDERSTORMS TONIGHT OVER PORTIONS OF THE CENTRAL PLAINS. WEAK
THERMODYNAMIC PROFILES AND LIMITED MOISTURE SHOULD PRECLUDE SEVERE
STORMS.

..HART/GARNER.. 04/13/2011

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