413
FNUS55 KPSR 242004
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
104 PM MST SAT OCT 24 2026
DISCUSSION
A LOW PRESSURE SYSTEM WILL LINGER ACROSS THE REGION THIS WEEKEND
BRINGING LIGHT SHOWER CHANCES THIS AFTERNOON, BUT LITTLE TO NO
WETTING RAINFALL IS EXPECTED. MINIMUM HUMIDITY LEVELS WILL FALL
INTO A 25-50% RANGE THIS AFTERNOON AND THEN DRY HEADING INTO THE
START OF THE WORKWEEK, WITH MINIMUM HUMIDITY FALLING CLOSER TO
15-35%. OVERNIGHT RECOVERIES WILL REMAIN GOOD AT 45-70% ACROSS THE
AREA. OVERALL QUIET WEATHER CONDITIONS ARE FORECAST SUNDAY
THROUGH AT LEAST THE FIRST HALF OF NEXT WEEK, WITH TEMPERATURES
REBOUNDING BACK INTO THE NORMAL RANGE BY MONDAY, AND WITH LIGHT
WINDS EACH DAY FAVORING TYPICAL DIURNAL TENDENCIES. A SHIFT IN THE
WEATHER PATTERN LATE NEXT WEEK AND INTO NEXT WEEK MAY BRING ABOUT
COOLER, WETTER, AND BREEZIER CONDITIONS.
..THUNDERSTORMS IMPLY GUSTY WINDS
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-250815-
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-
104 PM MST SAT OCT 24 2026
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................55-65.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................49-69 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE EVENING
BECOMING MOSTLY DOWNSLOPE/DOWNVALLEY AFTER MIDNIGHT.
* WINDS...10000 FT MSL............NORTHWEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
SUNDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................76-82.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................21-28 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING NORTH IN THE AFTERNOON.
* WINDS...10000 FT MSL............NORTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......7500 FT AGL.
* TRANSPORT WIND FOR PHOENIX......NORTH 4 KNOTS.
* DISPERSION FOR PHOENIX..........FAIR.
SUNDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................55-65.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................44-64 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTHEAST 5 TO 10 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................79-85.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................17-23 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......5400 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHEAST 2 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
EXTENDED
TUESDAY
CLEAR. LOWS 58-68. HIGHS 81-87. SOUTHEAST WINDS 5 TO
10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 59-69. HIGHS 81-87. SOUTHEAST
WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 60-70. HIGHS 78-85. SOUTHEAST
WINDS 5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 57-67. HIGHS 72-79.
SATURDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 56-66. HIGHS 67-74.
AZZ131-CAZ231-250815-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
104 PM MST SAT OCT 24 2026 /104 PM PDT SAT OCT 24 2026/
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................56-61.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................49-72 PCT.
* 24 HR TREND..................11 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE EVENING
BECOMING NORTH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............NORTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
SUNDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................80-85.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................20-28 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........8600 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTH 4 KNOTS.
* DISPERSION FOR YUMA.............MARGINAL.
SUNDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................55-62.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................44-72 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................82-87.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................17-23 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE MORNING
BECOMING WEST 5 TO 15 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........5700 FT AGL.
* TRANSPORT WIND FOR YUMA.........WEST 5 KNOTS.
* DISPERSION FOR YUMA.............MARGINAL.
EXTENDED
TUESDAY
CLEAR. LOWS 57-64. HIGHS 83-88. SOUTHEAST WINDS 5 TO
10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 57-65. HIGHS 82-87. SOUTHEAST
WINDS 5 TO 10 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 59-65. HIGHS 80-85. SOUTHEAST
WINDS 5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 57-65. HIGHS 76-81.
SATURDAY
PARTLY CLOUDY. LOWS 56-63. HIGHS 71-76.
AZZ133-250815-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
104 PM MST SAT OCT 24 2026
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................43-57.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................60-86 PCT.
* 24 HR TREND..................7 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 10 MPH IN THE
EVENING BECOMING NORTHEAST AFTER MIDNIGHT.
* WINDS...10000 FT MSL............SOUTHWEST 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.
* CHANCE OF THUNDER...............1 PERCENT.
SUNDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................63-76.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................28-40 PCT.
* 24 HR TREND..................9 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING MOSTLY UPSLOPE/UPVALLEY IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
SUNDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................40-57.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................53-79 PCT.
* 24 HR TREND..................8 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................67-80.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................24-33 PCT.
* 24 HR TREND..................6 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING MOSTLY UPSLOPE/UPVALLEY IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
TUESDAY
CLEAR. LOWS 46-60. HIGHS 68-81. EAST WINDS 5 TO
10 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 46-62. HIGHS 69-82. EAST WINDS
5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 48-63. HIGHS 67-81. EAST WINDS
5 TO 10 MPH.
FRIDAY
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS
47-63. HIGHS 60-73.
SATURDAY
SHOWERS LIKELY AND SLIGHT CHANCE OF THUNDERSTORMS.
LOWS 47-60. HIGHS 56-69.
CAZ232-250815-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
104 PM PDT SAT OCT 24 2026
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................58-65.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................41-62 PCT.
* 24 HR TREND..................15 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
SUNDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................76-85.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................17-26 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
SUNDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................58-66.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................39-59 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTHWEST 5 TO 10 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................78-87.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................15-23 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 10 MPH IN THE MORNING
BECOMING WEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
TUESDAY
CLEAR. LOWS 59-65. HIGHS 78-87. SOUTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 59-65. HIGHS 77-86. SOUTH WINDS
5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 59-65. HIGHS 75-83. SOUTHWEST
WINDS 5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 56-65. HIGHS 71-81.
SATURDAY
PARTLY CLOUDY. LOWS 55-61. HIGHS 66-75.
CAZ230-250815-
JOSHUA TREE NATIONAL PARK-
104 PM PDT SAT OCT 24 2026
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................50-59.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................41-51 PCT.
* 24 HR TREND..................18 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
SUNDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................67-79.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................21-28 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 10 MPH IN THE
MORNING BECOMING EAST IN THE AFTERNOON.
* WINDS...10000 FT MSL............NORTH 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
SUNDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................51-60.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................41-51 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..LIGHT AND VARIABLE IN THE EVENING
BECOMING WEST 5 TO 10 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................69-81.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................18-25 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTH IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
TUESDAY
CLEAR. LOWS 51-60. HIGHS 69-82. SOUTHWEST WINDS 5 TO
10 MPH.
WEDNESDAY
PARTLY CLOUDY. LOWS 51-61. HIGHS 67-81. SOUTHWEST
WINDS 5 TO 15 MPH.
THURSDAY
PARTLY CLOUDY. LOWS 49-61. HIGHS 65-78. SOUTHWEST
WINDS 5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 45-60. HIGHS 60-75.
SATURDAY
PARTLY CLOUDY. LOWS 44-57. HIGHS 55-69.
8 TO 10 DAY OUTLOOK
SUNDAY NOVEMBER 1ST THROUGH TUESDAY
NOVEMBER 3RD: NEAR NORMAL TEMPERATURES AND ABOVE MEDIAN
PRECIPITATION.
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