577
FNUS55 KPSR 012208
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
308 PM MST TUE JUL 1 2025
DISCUSSION
HOT CONDITIONS THROUGH THIS EVENING, WITH THUNDERSTORM ACTIVITY
INCREASING THIS AFTERNOON AND EVENING OVER EASTERN ARIZONA HIGHER
TERRAIN WITH CHANCES UPWARDS OF 40%. GUSTY ERRATIC WINDS ARE
LIKELY TO OCCUR WITH THE THUNDERSTORM ACTIVITY, WITH OUTFLOW WINDS
EXPECTED TO MOVE INTO THE SOUTH-CENTRAL ARIZONA LOWER DESERTS BY
EARLY EVENING. WEDNESDAY SHOULD BRING ANOTHER ACTIVE WEATHER DAY
ACROSS THE EASTERN DISTRICTS WITH SHOWER AND THUNDERSTORM CHANCES
AT AROUND 50% OVER THE HIGHER TERRAIN TO AROUND 30% INTO THE LOWER
DESERTS. HUMIDITIES WILL CONTINUE TO IMPROVE ON WEDNESDAY WITH
MINRHS AROUND 20% FOR THE LOWER DESERTS TO 30-35% IN GILA CO.
..THUNDERSTORMS IMPLY GUSTY WINDS
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-021015-
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-
308 PM MST TUE JUL 1 2025
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.................80-90.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................32-48 PCT.
* 24 HR TREND..................16 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH IN THE
EVENING BECOMING SOUTHEAST 5 TO 10 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING SOUTH 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT IN THE EVENING BECOMING
10 PERCENT AFTER MIDNIGHT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............8 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................100-107.
* 24 HR TREND..................7 DEGREES COOLER.
* MIN HUMIDITY....................19-24 PCT.
* 24 HR TREND..................9 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............8 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......11600 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 10 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
WEDNESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR. CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE EVENING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
* MIN TEMPERATURE.................76-86.
* 24 HR TREND..................4 DEGREES COOLER.
* MAX HUMIDITY....................46-63 PCT.
* 24 HR TREND..................14 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................20 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT WEST PORTION...20
PERCENT EAST PORTION.
* CHANCE OF THUNDER...............10 PERCENT.
THURSDAY
* SKY/WEATHER.....................MOSTLY SUNNY. SLIGHT CHANCE OF
SHOWERS IN THE MORNING.
* MAX TEMPERATURE.................97-104.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................15-23 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 15 TO 25 MPH.
* CHANCE OF PRECIP................10 PERCENT IN THE MORNING
BECOMING 0 PERCENT IN THE AFTERNOON.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............11 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......11900 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 11 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
EXTENDED
FRIDAY
CLEAR. LOWS 73-83. HIGHS 98-104. SOUTH WINDS 10 TO
20 MPH.
SATURDAY
CLEAR. LOWS 74-84. HIGHS 100-106. SOUTH WINDS 5 TO
15 MPH.
SUNDAY
CLEAR. LOWS 76-86. HIGHS 104-110. SOUTHWEST WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 79-89. HIGHS 106-111.
TUESDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS. LOWS
80-90. HIGHS 105-110.
AZZ131-CAZ231-021015-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
308 PM MST TUE JUL 1 2025 /308 PM PDT TUE JUL 1 2025/
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................80-85.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................33-50 PCT.
* 24 HR TREND..................18 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............4 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................103-108.
* 24 HR TREND..................7 DEGREES COOLER.
* MIN HUMIDITY....................17-22 PCT.
* 24 HR TREND..................10 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
* MIXING HEIGHT FOR YUMA..........7100 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTH 12 KNOTS.
* DISPERSION FOR YUMA.............VERY GOOD.
WEDNESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................75-80.
* 24 HR TREND..................4 DEGREES COOLER.
* MAX HUMIDITY....................44-62 PCT.
* 24 HR TREND..................12 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 5 TO 15 MPH IN THE EVENING
BECOMING 15 TO 25 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................101-106.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................14-18 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
* MIXING HEIGHT FOR YUMA..........8600 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTH 12 KNOTS.
* DISPERSION FOR YUMA.............VERY GOOD.
EXTENDED
FRIDAY
CLEAR. LOWS 73-78. HIGHS 101-106. SOUTH WINDS 10 TO
20 MPH.
SATURDAY
CLEAR. LOWS 74-79. HIGHS 102-107. SOUTH WINDS 10 TO
20 MPH.
SUNDAY
CLEAR. LOWS 76-82. HIGHS 105-110. SOUTH WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 78-84. HIGHS 107-112.
TUESDAY
MOSTLY CLEAR. LOWS 80-85. HIGHS 107-112.
AZZ133-021015-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
308 PM MST TUE JUL 1 2025
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.................63-81.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................47-73 PCT.
* 24 HR TREND..................15 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 5 TO 15 MPH IN THE EVENING
BECOMING LIGHT AND VARIABLE AFTER MIDNIGHT.
* CHANCE OF PRECIP................30 PERCENT IN THE EVENING
BECOMING 0 PERCENT AFTER MIDNIGHT.
* CWR (>= 0.10 IN)................10 PERCENT.
* CHANCE OF THUNDER...............27 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY. CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.................86-101.
* 24 HR TREND..................5 DEGREES COOLER.
* MIN HUMIDITY....................20-32 PCT.
* 24 HR TREND..................8 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 5 TO 15 MPH IN THE
MORNING BECOMING SOUTHWEST 5 TO 10 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE MORNING
BECOMING SOUTHWEST 5 TO 15 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................10 PERCENT IN THE MORNING
BECOMING 40 PERCENT IN THE AFTERNOON.
* CWR (>= 0.10 IN)................20 PERCENT.
* CHANCE OF THUNDER...............37 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY. CHANCE OF
THUNDERSTORMS IN THE EVENING. CHANCE OF SHOWERS . SLIGHT CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT.
* MIN TEMPERATURE.................61-78.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................54-81 PCT.
* 24 HR TREND..................7 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................50 PERCENT.
* CWR (>= 0.10 IN)................40 PERCENT.
* CHANCE OF THUNDER...............47 PERCENT.
THURSDAY
* SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
THUNDERSTORMS IN THE MORNING. CHANCE OF SHOWERS . CHANCE OF
THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.................84-98.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................21-31 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................30 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............25 PERCENT.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS 61-77. HIGHS 85-98. WEST WINDS 10 TO
20 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 61-79. HIGHS 88-102. WEST WINDS
5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 63-82. HIGHS 92-106. NORTHWEST WINDS
5 TO 15 MPH.
MONDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 65-83. HIGHS 93-108.
TUESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 67-83. HIGHS 93-107.
CAZ232-021015-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
308 PM PDT TUE JUL 1 2025
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................78-85.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................20-45 PCT.
* 24 HR TREND..................9 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................99-109.
* 24 HR TREND..................5 DEGREES COOLER.
* MIN HUMIDITY....................10-18 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................74-80.
* 24 HR TREND..................4 DEGREES COOLER.
* MAX HUMIDITY....................28-49 PCT.
* 24 HR TREND..................7 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................96-106.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................11-16 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
FRIDAY
CLEAR. LOWS 72-80. HIGHS 98-108. SOUTH WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SATURDAY
CLEAR. LOWS 72-81. HIGHS 98-108. SOUTH WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SUNDAY
CLEAR. LOWS 75-83. HIGHS 100-110. SOUTHWEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 78-86. HIGHS 102-112.
TUESDAY
MOSTLY CLEAR. LOWS 79-88. HIGHS 103-112.
CAZ230-021015-
JOSHUA TREE NATIONAL PARK-
308 PM PDT TUE JUL 1 2025
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................68-81.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................18-24 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................89-103.
* 24 HR TREND..................4 DEGREES COOLER.
* MIN HUMIDITY....................8-12 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................64-76.
* 24 HR TREND..................4 DEGREES COOLER.
* MAX HUMIDITY....................25-34 PCT.
* 24 HR TREND..................8 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................86-100.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................10-17 PCT.
* 24 HR TREND..................3 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 10 MPH IN THE
MORNING BECOMING SOUTH 5 TO 15 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHEAST 10 TO 20 MPH IN THE
MORNING BECOMING LIGHT AND VARIABLE IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
FRIDAY
CLEAR. LOWS 62-75. HIGHS 87-101. SOUTHWEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SATURDAY
CLEAR. LOWS 62-76. HIGHS 88-102. SOUTHWEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SUNDAY
CLEAR. LOWS 65-78. HIGHS 91-104. SOUTHWEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 68-81. HIGHS 92-106.
TUESDAY
MOSTLY CLEAR. LOWS 70-83. HIGHS 93-107.
8 TO 10 DAY OUTLOOK
WEDNESDAY JULY 9TH THROUGH FRIDAY JULY
11TH:
NEAR NORMAL TEMPERATURES AND ABOVE MEDIAN PRECIPITATION.
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