Saturday, November 23, 2013

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 240102
SWODY1
SPC AC 240059

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0659 PM CST SAT NOV 23 2013

VALID 240100Z - 241200Z

...NO SVR TSTM AREAS FORECAST...

...SYNOPSIS/FORECAST...
A CLOSED UPPER LOW WILL CONTINUE A SLOW EASTWARD MOVEMENT OVER THE
LOWER CO RIVER VALLEY/FAR NORTHWEST MEXICO THROUGH EARLY
SUNDAY...WITH DOWNSTREAM WARM ADVECTION/ISENTROPIC ASCENT AS FAR
EAST AS THE SOUTHERN PLAINS.

IMMEDIATELY AHEAD OF THE AFOREMENTIONED UPPER LOW...A FEW TSTMS MAY
REMAIN POSSIBLE MAINLY IN THE SHORT-TERM ACROSS PARTS OF SOUTHERN
AZ. MEANWHILE...PERSISTENT ISENTROPIC ASCENT AND ELEVATED
INSTABILITY ATOP A COLD BOUNDARY LAYER...AS SAMPLED BY THE 00Z
OBSERVED SOUNDINGS FROM MIDLAND/DEL RIO TX...WILL ALLOW FOR ISOLATED
TSTMS THROUGH THE NIGHT IN GENERAL ASSOCIATION WITH A WINTRY MIX OF
PRECIPITATION.

..GUYER.. 11/24/2013

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