026
ACUS03 KWNS 151932
SWODY3
SPC AC 151931
DAY 3 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0131 PM CST MON DEC 15 2025
VALID 171200Z - 181200Z
..NO SEVERE THUNDERSTORM AREAS FORECAST
..SUMMARY
A FEW ISOLATED THUNDERSTORMS ARE POSSIBLE IN THE TEXAS COASTAL PLAIN
WEDNESDAY MORNING. SCATTERED THUNDERSTORMS ARE POSSIBLE EARLY
THURSDAY MORNING FROM THE OZARKS TO THE LOWER OHIO RIVER VALLEY.
..SYNOPSIS
A MID-LEVEL TROUGH WILL AMPLIFY WHILE TRAVERSING THE NORTH-CENTRAL
CONUS ON WEDNESDAY, PROMPTING THE RAPID EASTWARD PROGRESSION OF A
990 MB SURFACE LOW ALONG THE U.S./CANADA BORDER. A TRAILING COLD
FRONT WILL EXTEND FROM THE SURFACE LOW TO THE ROCKIES, PRECEDED BY
SURFACE TROUGHING AND ASSOCIATED SOUTHERLY MOISTURE RETURN FROM THE
WESTERN GULF. LOW-LEVEL WARM-AIR ADVECTION SHOULD TAKE PLACE ACROSS
EASTERN TX TO THE OZARKS THROUGH THE DAY WEDNESDAY, PROMOTING
MARGINAL BUOYANCY AMID SOME SYNOPTIC ASCENT ATTRIBUTED TO SURFACE
TROUGHING. BY EARLY THURSDAY MORNING, ENOUGH BUOYANCY SHOULD BE IN
PLACE FOR THE DEVELOPMENT OF ISOLATED THUNDERSTORMS ACROSS THE
SABINE RIVER VALLEY INTO THE OZARKS.
..SQUITIERI.. 12/15/2025
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