092
FNUS55 KPSR 082154
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
254 PM MST MON JUN 8 2026
DISCUSSION
ELEVATED FIRE WEATHER CONDITIONS WILL CONTINUE THROUGH TUESDAY AS
ELEVATED BREEZINESS COMBINE WITH VERY LOW RH VALUES. AFTERNOON
GUSTS WILL PEAK AT 20-25 MPH EACH DAY, WITH THE HIGHEST GUSTS
EXPECTED ACROSS THE HIGHER TERRAIN AREAS OF ARIZONA. AFTERNOON
MINRHS WILL BOTTOM OUT NEAR 10% WITH POOR OVERNIGHT RECOVERIES. BY
MID WEEK WINDS WILL RELAX SLIGHTLY HOWEVER MINRH'S WILL KEEP
LOCALIZED AREAS IN THE ELEVATED FIRE WEATHER CATEGORY.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-091000-
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-
254 PM MST MON JUN 8 2026
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................64-74.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................19-32 PCT.
* 24 HR TREND..................10 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...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................98-105.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................6-10 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......10200 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 12 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
TUESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................66-76.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................17-28 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 10 MPH IN THE
EVENING BECOMING SOUTHEAST AFTER MIDNIGHT.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................102-108.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................5-9 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING SOUTHWEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......8200 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 9 KNOTS.
* DISPERSION FOR PHOENIX..........VERY GOOD.
EXTENDED
THURSDAY
PARTLY CLOUDY. LOWS 69-82. HIGHS 101-107. SOUTH WINDS
5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
FRIDAY
PARTLY CLOUDY. LOWS 76-86. HIGHS 102-108. SOUTHWEST
WINDS 5 TO 15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 76-86. HIGHS 104-111. SOUTHWEST
WINDS 5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 76-86. HIGHS 104-111.
MONDAY
CLEAR. LOWS 73-84. HIGHS 102-108.
AZZ131-CAZ231-091000-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
254 PM MST MON JUN 8 2026 /254 PM PDT MON JUN 8 2026/
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................65-70.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................29-43 PCT.
* 24 HR TREND..................6 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................101-106.
* 24 HR TREND..................3 DEGREES WARMER.
* 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............SOUTHWEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........7500 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTH 8 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
TUESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................67-72.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................28-39 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................104-109.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................7-11 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........6500 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTH 12 KNOTS.
* DISPERSION FOR YUMA.............VERY GOOD.
EXTENDED
THURSDAY
PARTLY CLOUDY. LOWS 69-81. HIGHS 104-109. SOUTH WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
FRIDAY
MOSTLY CLEAR. LOWS 76-83. HIGHS 104-109. SOUTH WINDS
5 TO 15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 76-83. HIGHS 107-112. SOUTH WINDS
5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 76-81. HIGHS 108-113.
MONDAY
CLEAR. LOWS 72-81. HIGHS 106-111.
AZZ133-091000-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
254 PM MST MON JUN 8 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................56-71.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................23-38 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 15 TO 25 MPH IN THE
EVENING BECOMING SOUTH 25 TO 35 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................88-102.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................7-14 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................56-71.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................18-30 PCT.
* 24 HR TREND..................6 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 10 MPH IN THE
EVENING BECOMING NORTHEAST AFTER MIDNIGHT.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................90-104.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................5-9 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 10 MPH IN THE MORNING
BECOMING WEST 5 TO 15 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
THURSDAY
MOSTLY CLEAR. LOWS 57-79. HIGHS 90-104. WEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
FRIDAY
PARTLY CLOUDY. LOWS 61-81. HIGHS 90-104. NORTHWEST
WINDS 5 TO 15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 60-81. HIGHS 92-106. WEST WINDS
10 TO 20 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 60-80. HIGHS 91-106.
MONDAY
MOSTLY CLEAR. LOWS 58-80. HIGHS 89-103.
CAZ232-091000-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
254 PM PDT MON JUN 8 2026
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................67-73.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................24-46 PCT.
* 24 HR TREND..................6 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................94-105.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................7-11 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................70-77.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................25-46 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 5 TO 15 MPH IN THE EVENING
BECOMING LIGHT AND VARIABLE AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................98-108.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................8-14 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
THURSDAY
MOSTLY CLEAR. LOWS 71-84. HIGHS 99-109. SOUTH WINDS
5 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 78-86. HIGHS 99-108. SOUTH WINDS
5 TO 15 MPH.
SATURDAY
CLEAR. LOWS 77-86. HIGHS 102-112. SOUTHWEST WINDS
5 TO 15 MPH.
SUNDAY
CLEAR. LOWS 77-84. HIGHS 102-113.
MONDAY
CLEAR. LOWS 73-83. HIGHS 101-110.
CAZ230-091000-
JOSHUA TREE NATIONAL PARK-
254 PM PDT MON JUN 8 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................56-70.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................23-30 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................84-99.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................8-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................62-74.
* 24 HR TREND..................5 DEGREES WARMER.
* MAX HUMIDITY....................31-41 PCT.
* 24 HR TREND..................9 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 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.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................88-102.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................10-17 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
THURSDAY
MOSTLY CLEAR. LOWS 65-81. HIGHS 90-104. SOUTHWEST
WINDS 5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
FRIDAY
MOSTLY CLEAR. LOWS 68-83. HIGHS 89-102. SOUTHWEST WINDS
5 TO 15 MPH.
SATURDAY
CLEAR. LOWS 67-83. HIGHS 92-106. SOUTHWEST WINDS 5 TO
15 MPH.
SUNDAY
CLEAR. LOWS 66-81. HIGHS 92-107.
MONDAY
CLEAR. LOWS 64-81. HIGHS 91-105.
8 TO 10 DAY OUTLOOK
TUESDAY JUNE 16TH THROUGH THURSDAY JUNE 18TH:
ABOVE NORMAL TEMPERATURES AND NEAR MEDIAN PRECIPITATION.
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