557  
FNUS75 KPSR 292252  
FWSPSR  
 
SPOT FORECAST FOR SOUTH ZONE PILES...USFS  
NATIONAL WEATHER SERVICE PHOENIX AZ  
352 PM MST TUE SEP 29 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 MST ON SEPTEMBER 30.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
DRIER WEATHER WITH CLEARING SKIES WILL RETURN TO THE AREA WEDNESDAY  
AND THURSDAY, THOUGH A STRAY SHOWER CANNOT COMPLETELY BE DISCOUNTED  
WEDNESDAY AFTERNOON. OTHERWISE, WINDS WILL REMAIN FAIRLY LIGHT WITH  
EXTENDED PERIODS OF VARIABILITY THOUGH AN EASTERLY COMPONENT WILL BE  
FAVORED THE MAJORITY OF THE TIME DURING BURNING OPERATIONS.  
   
..THUNDERSTORMS IMPLY GUSTY WINDS  
 
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND  
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.  
   
WEDNESDAY  
 
SKY/WEATHER.........MOSTLY SUNNY (40-50 PERCENT).  
CWR.................3 PERCENT.  
CHANCE OF THUNDER...3 PERCENT.  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........45-52 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 7 MPH SHIFTING TO THE  
SOUTHWEST LATE IN THE AFTERNOON.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
CWR.................1 PERCENT.  
CHANCE OF THUNDER...1 PERCENT.  
MIN TEMPERATURE.....AROUND 63.  
MAX HUMIDITY........82-87 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 3 TO 6 MPH EARLY IN THE EVENING  
BECOMING EAST 2 TO 5 MPH MID EVENING.  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MAX TEMPERATURE.....AROUND 85.  
MIN HUMIDITY........38-44 PERCENT.  
WIND (20 FT)........EAST WINDS UP TO 5 MPH SHIFTING TO THE  
WEST 4 TO 7 MPH IN THE AFTERNOON.  
 
 
FORECASTER...MO  
REQUESTED BY...MICHAEL HALL  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2622789.0/PSR  
.DELDT 09/29/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RYAN.CONWAY@USDA.GOV,MICHAEL.HALL2@USDA.GOV,TRAVIS.HELFRICH@USDA.GOV  
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