Sunday, January 31, 2010

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 310541
SWODY1
SPC AC 310539

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1139 PM CST SAT JAN 30 2010

VALID 311200Z - 011200Z

...NO TSTM AREAS FORECAST...

...SYNOPSIS...
UPPER TROUGH WILL CONTINUE SHIFTING EWD/OFF THE ATLANTIC COAST THIS
PERIOD...WHILE THE MAIN UPPER VORTEX REMAINS IN PLACE OVER ERN
CANADA. IN THE WAKE OF THE DEPARTING TROUGH...A GENERALLY WLY FLOW
ALOFT WILL BECOME ESTABLISHED ACROSS THE CONUS...THOUGH A SMALLER
TROUGH WITHIN THE BROADER WLYS WILL PROGRESS EWD ACROSS THE ROCKIES.

AT THE SURFACE...HIGH PRESSURE WILL PREVAIL ACROSS THE CONUS...AS A
COLD FRONT SHIFTS S OF FL THROUGH THE DAY.

WEAK INSTABILITY MAY LINGER OVER FAR S FL/THE KEYS DURING THE
PERIOD...BUT EXPECT ANY ONSHORE THUNDER POTENTIAL TO BE QUITE
LIMITED AND THUS NOT WORTHY OF A 10% PROBABILITY LINE.
ELSEWHERE...THUNDERSTORMS ARE NOT ANTICIPATED.

..GOSS.. 01/31/2010

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