603  
FNUS22 KWNS 140644  
FWDDY2  
 
DAY 2 FIRE WEATHER OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK  
0144 AM CDT MON JUL 14 2025  
 
VALID 151200Z - 161200Z  
 
...CRITICAL FIRE WEATHER AREA FOR PORTIONS OF EASTERN NEVADA INTO  
WESTERN UTAH AND NORTHERN ARIZONA...  
   
..SYNOPSIS
 
 
A DEEPENING MID-LEVEL WAVE WILL BRING AN INCREASE IN WINDS AND  
POTENTIAL FOR DRY THUNDERSTORMS ACROSS THE GREAT BASIN ON TUESDAY.  
ELEVATED TO CRITICAL CONDITIONS CAN BE EXPECTED IN PORTIONS OF  
EASTERN NEVADA, WESTERN UTAH, NORTHERN ARIZONA AND SOUTHERN IDAHO.  
   
..EASTERN NEVADA, WESTERN UTAH, NORTHERN ARIZONA
 
 
INCREASING SOUTHWESTERLY FLOW AROUND 10-20 MPH WILL OVERLAP WITH  
AFTERNOON RELATIVE HUMIDITY REDUCTIONS TO AROUND 10-15 PERCENT ON  
TUESDAY AFTERNOON. THE BEST OVERLAP OF CRITICAL WINDS AND RELATIVE  
HUMIDITY APPEARS TO BE ACROSS EASTERN NEVADA INTO WESTERN UTAH.  
FURTHER SOUTH INTO NORTHERN ARIZONA AND THE ARIZONA STRIP, WINDS MAY  
BE AT OR JUST BELOW CRITICAL THRESHOLDS. HOWEVER, ONGOING FIRES WITH  
A HISTORY OF ERRATIC FIRE BEHAVIOR WARRANT INCLUSION INTO THE  
CRITICAL AREA. GUSTY AND ERRATIC WINDS FROM NEARBY THUNDERSTORMS  
WILL ALSO BE POSSIBLE.  
   
..DRY THUNDERSTORMS
 
 
ISOLATED DRY THUNDERSTORMS WILL BE POSSIBLE ON THE PERIPHERY OF  
DEEPER MONSOONAL MOISTURE ACROSS PORTIONS OF NORTHERN ARIZONA INTO  
WESTERN COLORADO, UTAH, FAR SOUTHERN IDAHO, WESTERN WYOMING, AND  
NEVADA. WITHIN THESE REGIONS, PWS GENERALLY AROUND 0.25-0.50" ARE  
EXPECTED WITH MOISTURE REMAINING PRIMARILY MID-LEVEL WITH DRIER  
BOUNDARY LAYER CONDITIONS BELOW. THIS WILL PROMOTE HIGH BASED  
CONVECTION WITH LITTLE PRECIPITATION AMID FASTER STORM MOTIONS WITH  
THE MID-LEVEL TROUGH PASSAGE. FUELS WITHIN THESE REGIONS ARE  
RECEPTIVE TO IGNITION AND AS SUCH AN ISOLATED DRY THUNDER AREA WAS  
MAINTAINED WITH THIS OUTLOOK.  
 
..THORNTON.. 07/14/2025  
   
..PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT
 
 

 
 
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