064  
FNUS75 KPSR 251043  
FWSPSR  
 
SPOT FORECAST FOR WHITE TAIL FIRE...BIA  
NATIONAL WEATHER SERVICE PHOENIX AZ  
343 AM MST THU JUN 25 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0600 MST ON JUNE 25.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
...RED FLAG WARNING IN EFFECT FROM 11 AM FRIDAY TO 8 PM MST  
SUNDAY...  
   
DISCUSSION  
 
DETERIORATING FIRE WEATHER CONDITIONS ARE EXPECTED OVER THE NEXT FEW  
DAYS. EXPECT RHS AROUND 40% WITH LIGHT NORTHEAST TO EAST WINDS EARLY  
THIS MORNING. HUMIDITIES WILL DIP TO AROUND 20% IN THE AFTERNOON WITH  
WINDS TURNING SOUTHWEST AND BECOMING GUSTY AT 20-25 MPH. CRITICAL  
FIRE WEATHER CONDITIONS WILL THEN DEVELOP FRIDAY, LIKELY PROMOTING  
EXTREME FIRE BEHAVIOR BY FRIDAY AFTERNOON. EXPECT SOUTHWEST WINDS  
GUSTING TO 25-30 MPH FRIDAY AFTERNOON AS RHS DROP TO AROUND 15%.  
CONTINUED CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED FOR SATURDAY  
WITH SOUTHWEST WIND GUSTS OF 30-35 MPH AND RHS AGAIN IN THE TEENS.  
   
..THUNDERSTORMS IMPLY GUSTY WINDS  
 
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND  
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (25-35 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS THROUGH THE DAY.  
CWR.................6 PERCENT.  
CHANCE OF THUNDER...22 PERCENT.  
MAX TEMPERATURE.....AROUND 93.  
MIN HUMIDITY........19-24 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH IN THE MORNING  
INCREASING TO 10 TO 14 MPH WITH GUSTS UP TO  
23 MPH IN THE AFTERNOON. GUSTY AND ERRATIC WINDS  
EXPECTED NEAR THUNDERSTORMS.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT). SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE EVENING.  
CWR.................4 PERCENT.  
CHANCE OF THUNDER...15 PERCENT.  
MIN TEMPERATURE.....AROUND 66.  
MAX HUMIDITY........45-50 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 10 MPH SHIFTING TO THE  
EAST 4 TO 7 MPH OVERNIGHT. GUSTY AND  
ERRATIC WINDS POSSIBLE NEAR THUNDERSTORMS EARLY  
IN THE EVENING.  
   
FRIDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (20-30 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 93.  
MIN HUMIDITY........14-19 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH IN THE MORNING  
INCREASING TO 14 TO 18 MPH WITH GUSTS UP TO  
29 MPH IN THE AFTERNOON.  
 
 
FORECASTER...CK  
REQUESTED BY...MICHAEL STEVENS  
TYPE OF REQUEST...WILDFIRE  
.TAG 2615922.4/PSR  
.DELDT 06/25/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DCHAPMAN@FORESTRY.SCAT-NSN.GOV,AZPHC@FIRENET.GOV,MGUTIERREZ@FORESTRY.SCAT-NSN.GOV,RANDY.HOPKINS@FORESTRY.SCAT-NSN.GOV,MSTEVENS@FORESTRY.SCAT-NSN.GOV  
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