504  
FNUS21 KWNS 050638  
FWDDY1  
 
DAY 1 FIRE WEATHER OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK  
0137 AM CDT FRI SEP 05 2025  
 
VALID 051200Z - 061200Z  
   
..SYNOPSIS  
 
A MID-LEVEL TROUGH WILL TRAVERSE THE MIDWEST/GREAT LAKES REGIONS AS  
UPPER RIDGING REMAINS IN PLACE OVER THE INTERIOR WEST, BUT WITH A  
SMALL BUT PRONOUNCED MID-LEVEL IMPULSE IMPINGING ON THE NORTHERN  
CALIFORNIA COASTLINE TODAY. THIS IMPULSE, IN TANDEM WITH ADEQUATE  
INSTABILITY, WILL PROVIDE ENOUGH LIFT TO SUPPORT AT LEAST SCATTERED  
THUNDERSTORMS TO PORTIONS OF THE PACIFIC NORTHWEST THIS AFTERNOON  
INTO THE OVERNIGHT HOURS. THESE STORMS WILL MOVE ATOP A MODESTLY DRY  
BOUNDARY LAYER, WITH WET AND DRY STORM MODES BOTH POSSIBLE.  
NONETHELESS, THESE STORMS WILL OVERSPREAD DRY FUEL BEDS, ESPECIALLY  
FROM THE CENTRAL/NORTHERN CASCADES AND POINTS EAST. DRY THUNDERSTORM  
HIGHLIGHTS REMAIN IN PLACE FOR THE POSSIBILITY OF LIGHTNING STRIKES  
(SOME DRY) POSING A HAZARD FOR FUEL IGNITION.  
 
..SQUITIERI.. 09/05/2025  
   
..PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT  
 
 
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