114  
ACUS01 KWNS 150528  
SWODY1  
SPC AC 150527  
 
DAY 1 CONVECTIVE OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK  
1127 PM CST SUN DEC 14 2025  
 
VALID 151200Z - 161200Z  
   
..NO THUNDERSTORM AREAS FORECAST  
 
   
..SUMMARY  
 
THUNDERSTORM PROBABILITIES ARE LOW TODAY.  
   
..PACIFIC NORTHWEST  
 
100+KT 500MB SPEED MAX IS FORECAST TO TRANSLATE INLAND ALONG THE  
WA/OR COAST AROUND 16/00Z. LOW-AMPLITUDE SHORT-WAVE TROUGH WILL  
INDUCE STRONG HEIGHT FALLS NEAR THE INTERNATIONAL BORDER AHEAD OF  
THIS FEATURE, COINCIDENT WITH A NOTABLE SURFACE FRONT THAT WILL  
SURGE INLAND AFTER 21Z. WHILE PROFILES WILL COOL AND STEEPEN AT  
MIDLEVELS, FORECAST SOUNDINGS ARE NOT PARTICULARLY BUOYANT EITHER  
SIDE OF THE TROUGH, AND THE PROSPECT FOR DEEP CONVECTION CAPABLE OF  
GENERATING LIGHTNING APPEARS LOW. WHILE THE THUNDERSTORM POTENTIAL  
APPEARS LOW, WEAK MIDLEVEL CONVECTION IS POSSIBLE AND A FLASH OR TWO  
CAN NOT BE RULED OUT. THIS, HOWEVER, DOES NOT WARRANT A CATEGORICAL  
RISK FOR THUNDERSTORMS DURING THE DAY1 PERIOD.  
 
..DARROW/WENDT.. 12/15/2025  
 
 
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