Wednesday, January 6, 2010

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 061239
SWODY1
SPC AC 061237

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0637 AM CST WED JAN 06 2010

VALID 061300Z - 071200Z

...NO TSTM AREAS FORECAST...

...ERN TX INTO THE LOWER MS RIVER VALLEY...
LOW LEVEL WAA AND DEEP ASCENT WILL STEADILY INCREASE LATE TODAY AND
TONIGHT ACROSS ERN TX AHEAD OF STRONG MID/UPPER LEVEL LOW AND
ASSOCIATED ARCTIC COLD FRONT SPREADING RAPIDLY SEWD ACROSS THE
CENTRAL PLAINS. FORECAST SOUNDINGS SUGGEST SHALLOW MOIST CONVECTION
WILL BECOME MORE WIDESPREAD THIS EVENING/OVERNIGHT FROM JUST OFF THE
SERN TX COAST ACROSS ERN TX AND INTO THE ARKLATEX/LOWER MS RIVER
VALLEY. HOWEVER...VERTICAL THERMODYNAMIC PROFILES ARE EXPECTED TO
REMAIN INSUFFICIENT FOR MORE THAN A SPORADIC LIGHTNING STRIKE OR TWO
WITHIN AN EXPANDING AREA OF ELEVATED PRECIPITATION.

..EVANS.. 01/06/2010

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