092
ACUS48 KWNS 180904
SWOD48
SPC AC 180903
DAY 4-8 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0303 AM CST THU DEC 18 2025
VALID 211200Z - 261200Z
..DISCUSSION
AN EXPANSIVE AREA OF HIGH PRESSURE WILL BUILD ACROSS THE EASTERN
CONUS ON D4/SUNDAY AND PUSH A FRONTAL ZONE NEAR THE GULF COAST.
AFTER THIS, RIDGING WILL BUILD ACROSS THE CENTRAL CONUS AND ALLOW
RICH MOISTURE TO ADVANCE WELL INLAND FROM THE SOUTHERN PLAINS TO THE
MIDWEST BY D7/WEDNESDAY. HOWEVER, BUILDING HEIGHTS ALOFT WILL RESULT
IN MINIMAL IF ANY FORCING FOR THUNDERSTORM DEVELOPMENT DURING THIS
PERIOD. EVEN BEYOND DAY 7, MODEL GUIDANCE SHOWS DECENT AGREEMENT IN
A MODEST RIDGE BREAKDOWN WITHOUT MUCH SEVERE WEATHER CONCERN.
..BENTLEY.. 12/18/2025
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