640  
FNUS22 KWNS 121944  
FWDDY2  
 
DAY 2 FIRE WEATHER OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK  
0243 PM CDT FRI SEP 12 2025  
 
VALID 131200Z - 141200Z  
   
..NO CRITICAL AREAS
 
 
   
..DAY 2 UPDATE
 
 
NO CHANGES NEEDED TO PREVIOUS FORECAST (SEE BELOW). A MID-LEVEL  
TROUGH OVER THE INTERMOUNTAIN WEST AND AFTERNOON DESTABILIZATION  
WILL PROMOTE SHOWERS AND THUNDERSTORMS OVER THE NORTHERN HIGH PLAINS  
AND NORTHERN AND CENTRAL ROCKIES SATURDAY. PROBLEMATIC FIRE ACTIVITY  
FROM NEW IGNITIONS HAS BEEN MINIMAL EVEN WITH ABUNDANT LIGHTNING  
OVER THE NORTHERN ROCKIES OVER THE LAST SEVERAL DAYS. MORE  
CONCENTRATED CONVECTION IS EXPECTED ACROSS THE COLORADO RIVER BASIN,  
BRINGING ABUNDANT LIGHTNING BUT ALSO WETTING THUNDERSTORM CORES,  
WITH ADDITIONAL RAIN MITIGATING FIRE WEATHER CONCERNS.  
 
..WILLIAMS.. 09/12/2025  
   
PREV DISCUSSION
 
/ISSUED 0151 AM CDT FRI SEP 12 2025/  
   
..SYNOPSIS
 
 
A MID-LEVEL TROUGH WILL IMPINGE ON THE WEST COAST AS A PRECEDING  
UPPER TROUGH EJECTS INTO THE PLAINS STATES TOMORROW (SATURDAY). THE  
NET RESULT WILL BE ANOTHER DAY OF SCATTERED TO NUMEROUS  
THUNDERSTORMS ACROSS THE ROCKIES TOWARD THE FOUR CORNERS REGION IN  
ASSOCIATION TO THE WIDESPREAD LIFTING OF A BUOYANT AIRMASS WITH THE  
UPPER TROUGH. THESE STORMS WILL LIKELY BE MORE WET THAN DRY, AND  
WILL TRAVERSE AREAS THAT MAY SEE APPRECIABLE RAINFALL ACCUMULATIONS  
ON DAY 1, POTENTIALLY DAMPENING FUELS IN THE PROCESS. WHILE AN  
INSTANCE OR TWO OF LIGHTNING-INDUCED WILDFIRE IGNITION CANNOT BE  
RULED OUT, THE COVERAGE OF SUCH OCCURRENCES SHOULD BE SPARSE AT  
BEST.  
   
..PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT
 
 

 
 
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