797  
FNUS55 KPSR 151029  
FWFPSR  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL  
ARIZONA AND SOUTHEAST CALIFORNIA  
NATIONAL WEATHER SERVICE PHOENIX AZ  
329 AM MST SAT FEB 15 2025  
   
DISCUSSION
 
 
DRY CONDITIONS WILL PERSIST ACROSS THE REGION THROUGH NEXT WEEK.  
MINRH'S RANGING FROM THE MID TO UPPER TEENS IN THE WESTERN  
DISTRICTS TO 20-30% IN THE EASTERN DISTRICTS TODAY WILL DRY TO THE  
MID TO UPPER TEENS REGION-WIDE THROUGH EARLY NEXT WEEK. WINDS WILL  
RETURN TO MORE TYPICAL DIURNAL TENDENCIES GOING THROUGH THE  
WEEKEND, WITH THE NEXT ROUND OF BREEZY CONDITIONS DEVELOPING  
ACROSS THE WESTERN DISTRICTS ON TUESDAY.  
 
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND  
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.  
 
AZZ132-152230-  
WEST CENTRAL DESERTS/NORTHWEST MARICOPA COUNTY/GREATER PHOENIX  
AREA/SOUTHWEST DESERTS/SOUTHWEST MARICOPA COUNTY/  
NORTHWEST AND NORTH-CENTRAL PINAL COUNTY-  
PHOENIX BLM/YUM BLM/CAZ-CRZ-  
329 AM MST SAT FEB 15 2025  
   
TODAY
 
 
* SKY/WEATHER.....................MOSTLY SUNNY.  
* MAX TEMPERATURE.................66-73.  
* 24 HR TREND..................LITTLE CHANGE.  
* MIN HUMIDITY....................14-24 PCT.  
* 24 HR TREND..................12 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.  
* WINDS...10000 FT MSL............NORTHWEST 30 TO 40 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
* MIXING HEIGHT FOR PHOENIX.......4800 FT AGL.  
* TRANSPORT WIND FOR PHOENIX......WEST 7 KNOTS.  
* DISPERSION FOR PHOENIX..........FAIR.  
   
TONIGHT
 
 
* SKY/WEATHER.....................MOSTLY CLEAR.  
* MIN TEMPERATURE.................42-52.  
* 24 HR TREND..................LITTLE CHANGE.  
* MAX HUMIDITY....................30-51 PCT.  
* 24 HR TREND..................26 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 10 MPH IN THE  
EVENING BECOMING NORTHEAST AFTER MIDNIGHT.  
* WINDS...10000 FT MSL............NORTH 20 TO 30 MPH IN THE EVENING  
BECOMING NORTHWEST 5 TO 15 MPH AFTER MIDNIGHT.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER.....................PARTLY SUNNY.  
* MAX TEMPERATURE.................70-76.  
* 24 HR TREND..................4 DEGREES WARMER.  
* MIN HUMIDITY....................11-16 PCT.  
* 24 HR TREND..................6 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.  
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
* MIXING HEIGHT FOR PHOENIX.......2700 FT AGL.  
* TRANSPORT WIND FOR PHOENIX......NORTHWEST 3 KNOTS.  
* DISPERSION FOR PHOENIX..........POOR.  
 
   
EXTENDED
 
   
MONDAY
 
PARTLY CLOUDY. LOWS 45-55. HIGHS 74-80. SOUTH WINDS  
5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN  
15 PERCENT.    
TUESDAY
 
MOSTLY CLEAR. LOWS 42-52. HIGHS 70-77. NORTHWEST WINDS  
5 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 42-52. HIGHS 72-79. NORTH WINDS  
5 TO 10 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN  
15 PERCENT.    
THURSDAY
 
MOSTLY CLEAR. LOWS 44-54. HIGHS 72-80.    
FRIDAY
 
MOSTLY CLEAR. LOWS 44-54. HIGHS 72-79.  
 

 
 
AZZ131-CAZ231-152230-  
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-  
LOWER COLORADO RIVER VALLEY CA-  
329 AM MST SAT FEB 15 2025 /229 AM PST SAT FEB 15 2025/  
   
TODAY
 
 
* SKY/WEATHER.....................MOSTLY SUNNY.  
* MAX TEMPERATURE.................70-75.  
* 24 HR TREND..................LITTLE CHANGE.  
* MIN HUMIDITY....................14-18 PCT.  
* 24 HR TREND..................14 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 10 MPH IN THE  
MORNING BECOMING NORTH 10 TO 20 MPH IN THE AFTERNOON.  
* WINDS...10000 FT MSL............NORTHWEST 35 TO 45 MPH IN THE  
MORNING BECOMING NORTH 25 TO 35 MPH IN THE AFTERNOON.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
* MIXING HEIGHT FOR YUMA..........6100 FT AGL.  
* TRANSPORT WIND FOR YUMA.........NORTH 12 KNOTS.  
* DISPERSION FOR YUMA.............VERY GOOD.  
   
TONIGHT
 
 
* SKY/WEATHER.....................MOSTLY CLEAR.  
* MIN TEMPERATURE.................43-50.  
* 24 HR TREND..................LITTLE CHANGE.  
* MAX HUMIDITY....................32-52 PCT.  
* 24 HR TREND..................23 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.  
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH IN THE EVENING  
BECOMING 5 TO 15 MPH AFTER MIDNIGHT.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER.....................PARTLY SUNNY.  
* MAX TEMPERATURE.................71-76.  
* 24 HR TREND..................LITTLE CHANGE.  
* MIN HUMIDITY....................13-17 PCT.  
* 24 HR TREND..................LITTLE RH CHANGE.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.  
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
* MIXING HEIGHT FOR YUMA..........4000 FT AGL.  
* TRANSPORT WIND FOR YUMA.........NORTH 5 KNOTS.  
* DISPERSION FOR YUMA.............MARGINAL.  
 
   
EXTENDED
 
   
MONDAY
 
PARTLY CLOUDY. LOWS 44-52. HIGHS 77-82. SOUTHWEST WINDS  
5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN  
15 PERCENT.    
TUESDAY
 
MOSTLY CLEAR. LOWS 42-52. HIGHS 73-78. NORTHWEST WINDS  
15 TO 25 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 42-50. HIGHS 74-79. NORTHWEST  
WINDS 5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN  
15 PERCENT.    
THURSDAY
 
MOSTLY CLEAR. LOWS 43-52. HIGHS 75-80.    
FRIDAY
 
MOSTLY CLEAR. LOWS 44-52. HIGHS 75-80.  
 

 
 
AZZ133-152230-  
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-  
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/  
CAZ-  
329 AM MST SAT FEB 15 2025  
   
TODAY
 
 
* SKY/WEATHER.....................MOSTLY SUNNY.  
* MAX TEMPERATURE.................53-66.  
* 24 HR TREND..................4 DEGREES WARMER.  
* MIN HUMIDITY....................23-33 PCT.  
* 24 HR TREND..................22 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.  
* WINDS...10000 FT MSL............NORTHWEST 20 TO 30 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.....................MOSTLY CLEAR.  
* MIN TEMPERATURE.................31-45.  
* 24 HR TREND..................LITTLE CHANGE.  
* MAX HUMIDITY....................39-50 PCT.  
* 24 HR TREND..................32 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.  
* WINDS...10000 FT MSL............NORTHWEST 15 TO 25 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER.....................PARTLY SUNNY.  
* MAX TEMPERATURE.................58-71.  
* 24 HR TREND..................5 DEGREES WARMER.  
* MIN HUMIDITY....................12-17 PCT.  
* 24 HR TREND..................13 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE  
MORNING BECOMING SOUTHEAST IN THE AFTERNOON.  
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
 
   
EXTENDED
 
   
MONDAY
 
PARTLY CLOUDY. LOWS 39-51. HIGHS 61-74. SOUTH WINDS  
10 TO 20 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 34-51. HIGHS 57-71. SOUTHWEST WINDS  
5 TO 15 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 34-48. HIGHS 60-74. EAST WINDS  
5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 35-48. HIGHS 60-74.    
FRIDAY
 
MOSTLY CLEAR. LOWS 34-49. HIGHS 60-74.  
 

 
 
CAZ232-152230-  
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-  
229 AM PST SAT FEB 15 2025  
   
TODAY
 
 
* SKY/WEATHER.....................MOSTLY SUNNY.  
* MAX TEMPERATURE.................65-75.  
* 24 HR TREND..................LITTLE CHANGE.  
* MIN HUMIDITY....................15-21 PCT.  
* 24 HR TREND..................16 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.  
* WINDS...10000 FT MSL............NORTH 30 TO 40 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.....................MOSTLY CLEAR.  
* MIN TEMPERATURE.................45-54.  
* 24 HR TREND..................LITTLE CHANGE.  
* MAX HUMIDITY....................27-48 PCT.  
* 24 HR TREND..................21 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.  
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH IN THE EVENING  
BECOMING 5 TO 15 MPH AFTER MIDNIGHT.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER.....................PARTLY SUNNY.  
* MAX TEMPERATURE.................69-77.  
* 24 HR TREND..................LITTLE CHANGE.  
* MIN HUMIDITY....................13-17 PCT.  
* 24 HR TREND..................3 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.  
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
 
   
EXTENDED
 
   
MONDAY
 
MOSTLY CLEAR. LOWS 47-55. HIGHS 72-83. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 46-55. HIGHS 69-78. NORTHWEST WINDS  
15 TO 25 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 46-54. HIGHS 71-80. NORTHWEST  
WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 46-57. HIGHS 71-80.    
FRIDAY
 
MOSTLY CLEAR. LOWS 48-57. HIGHS 71-80.  
 

 
 
CAZ230-152230-  
JOSHUA TREE NATIONAL PARK-  
229 AM PST SAT FEB 15 2025  
   
TODAY
 
 
* SKY/WEATHER.....................MOSTLY SUNNY.  
* MAX TEMPERATURE.................55-66.  
* 24 HR TREND..................3 DEGREES WARMER.  
* MIN HUMIDITY....................18-24 PCT.  
* 24 HR TREND..................23 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 10 TO 20 MPH.  
* WINDS...10000 FT MSL............NORTH 30 TO 40 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
   
TONIGHT
 
 
* SKY/WEATHER.....................PARTLY CLOUDY.  
* MIN TEMPERATURE.................41-48.  
* 24 HR TREND..................LITTLE CHANGE.  
* MAX HUMIDITY....................28-36 PCT.  
* 24 HR TREND..................26 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.  
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
   
SUNDAY
 
 
* SKY/WEATHER.....................PARTLY SUNNY.  
* MAX TEMPERATURE.................60-71.  
* 24 HR TREND..................5 DEGREES WARMER.  
* MIN HUMIDITY....................14-21 PCT.  
* 24 HR TREND..................4 PCT DRIER.  
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 10 MPH IN THE MORNING  
BECOMING SOUTHEAST IN THE AFTERNOON.  
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.  
* CHANCE OF PRECIP................0 PERCENT.  
* CWR (>= 0.10 IN)................0 PERCENT.  
 
   
EXTENDED
 
   
MONDAY
 
MOSTLY CLEAR. LOWS 41-51. HIGHS 64-74. WEST WINDS 5 TO  
15 MPH.    
TUESDAY
 
MOSTLY CLEAR. LOWS 40-50. HIGHS 57-69. NORTHWEST WINDS  
15 TO 25 MPH.    
WEDNESDAY
 
MOSTLY CLEAR. LOWS 40-49. HIGHS 61-73. NORTHWEST  
WINDS 5 TO 15 MPH.    
THURSDAY
 
MOSTLY CLEAR. LOWS 42-50. HIGHS 60-72.    
FRIDAY
 
MOSTLY CLEAR. LOWS 42-51. HIGHS 60-72.  
 

 
   
8 TO 10 DAY OUTLOOK
 
SATURDAY FEBRUARY 22ND THROUGH MONDAY  
FEBRUARY 24TH: ABOVE NORMAL TEMPERATURES AND BELOW MEDIAN  
PRECIPITATION.  
 
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