973
FNUS55 KPSR 272053
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
153 PM MST TUE OCT 27 2026
DISCUSSION
DRY CONDITIONS WITH NEAR NORMAL TEMPERATURES WILL PERSIST THROUGH
THURSDAY UNDER INCREASING CLOUD COVER. MINIMUM HUMIDITY LEVELS
WILL FALL INTO A 20-40% RANGE FOLLOWING FAIR TO GOOD OVERNIGHT
RECOVERY OF 40-60%. WINDS WILL REMAIN UNSEASONABLY LIGHT WITH
MINIMAL UPSLOPE BREEZINESS.
..THUNDERSTORMS IMPLY GUSTY WINDS
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-280900-
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-
153 PM MST TUE OCT 27 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................56-66.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................45-67 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.....................PARTLY SUNNY.
* MAX TEMPERATURE.................79-86.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................21-30 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTH IN THE AFTERNOON.
* 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.
* MIXING HEIGHT FOR PHOENIX.......5700 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTH 4 KNOTS.
* DISPERSION FOR PHOENIX..........FAIR.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................59-69.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................46-78 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..LIGHT AND VARIABLE IN THE EVENING
BECOMING EAST 5 TO 10 MPH AFTER MIDNIGHT.
* 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.
THURSDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................79-86.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................25-40 PCT.
* 24 HR TREND..................8 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTH IN THE AFTERNOON.
* 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 PHOENIX.......5000 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTH 7 KNOTS.
* DISPERSION FOR PHOENIX..........FAIR.
EXTENDED
FRIDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 59-69. HIGHS 71-78. SOUTHEAST WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
59-69. HIGHS 71-78. SOUTHEAST WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 54-64. HIGHS 65-73. SOUTH WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS. LOWS 52-62.
HIGHS 67-74.
TUESDAY
MOSTLY CLEAR. LOWS 52-62. HIGHS 69-74.
AZZ131-CAZ231-280900-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
153 PM MST TUE OCT 27 2026 /153 PM PDT TUE OCT 27 2026/
TONIGHT
* SKY/WEATHER.....................CLEAR IN THE EVENING BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
* MIN TEMPERATURE.................56-62.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................54-75 PCT.
* 24 HR TREND..................7 PCT WETTER.
* 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.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................81-86.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................27-37 PCT.
* 24 HR TREND..................13 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTH IN THE AFTERNOON.
* 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.
* MIXING HEIGHT FOR YUMA..........5800 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTH 8 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................60-65.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................62-84 PCT.
* 24 HR TREND..................8 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 5 TO 10 MPH IN THE
EVENING BECOMING MOSTLY DOWNSLOPE/DOWNVALLEY AFTER MIDNIGHT.
* 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.
THURSDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................80-85.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................32-41 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTH IN THE AFTERNOON.
* 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.
* MIXING HEIGHT FOR YUMA..........5000 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTH 9 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
EXTENDED
FRIDAY
PARTLY CLOUDY. LOWS 58-66. HIGHS 76-81. SOUTH WINDS
5 TO 15 MPH.
SATURDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 58-65.
HIGHS 74-79. SOUTHEAST WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 55-65. HIGHS
71-76. SOUTH WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 53-61. HIGHS 72-77.
TUESDAY
MOSTLY CLEAR. LOWS 53-59. HIGHS 73-78.
AZZ133-280900-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
153 PM MST TUE OCT 27 2026
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................47-59.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................49-71 PCT.
* 24 HR TREND..................8 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 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.
WEDNESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................69-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................23-33 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTH 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.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................48-61.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................47-65 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 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.
THURSDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................69-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................25-36 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING SOUTH IN THE AFTERNOON.
* 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.
EXTENDED
FRIDAY
SHOWERS AND CHANCE OF THUNDERSTORMS. LOWS 49-64. HIGHS
61-74. SOUTHEAST WINDS 5 TO 10 MPH.
SATURDAY
MOSTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 49-61.
HIGHS 61-74. SOUTHEAST WINDS 5 TO 10 MPH.
SUNDAY
SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS. LOWS 47-61.
HIGHS 53-66. SOUTH WINDS 5 TO 15 MPH.
MONDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 41-57. HIGHS
56-69.
TUESDAY
MOSTLY CLEAR. LOWS 41-55. HIGHS 58-71.
CAZ232-280900-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
153 PM PDT TUE OCT 27 2026
TONIGHT
* SKY/WEATHER.....................CLEAR IN THE EVENING BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
* MIN TEMPERATURE.................57-63.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................49-78 PCT.
* 24 HR TREND..................8 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 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.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................75-83.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................30-44 PCT.
* 24 HR TREND..................15 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 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 NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................60-66.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................58-81 PCT.
* 24 HR TREND..................7 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE EVENING
BECOMING MOSTLY DOWNSLOPE/DOWNVALLEY AFTER MIDNIGHT.
* WINDS...10000 FT MSL............SOUTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................75-83.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................32-46 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING SOUTHEAST IN THE AFTERNOON.
* 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.
EXTENDED
FRIDAY
PARTLY CLOUDY. LOWS 57-65. HIGHS 72-82. SOUTHWEST WINDS
5 TO 15 MPH.
SATURDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 57-64.
HIGHS 69-77. SOUTHWEST WINDS 5 TO 10 MPH.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 55-64. HIGHS
66-75. SOUTHWEST WINDS 5 TO 10 MPH.
MONDAY
MOSTLY CLEAR. LOWS 54-62. HIGHS 68-78.
TUESDAY
MOSTLY CLEAR. LOWS 54-62. HIGHS 69-78.
CAZ230-280900-
JOSHUA TREE NATIONAL PARK-
153 PM PDT TUE OCT 27 2026
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................48-58.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................43-55 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.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................65-79.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................24-34 PCT.
* 24 HR TREND..................7 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 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.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................50-61.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................60-77 PCT.
* 24 HR TREND..................19 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 10 MPH IN THE
EVENING BECOMING MOSTLY DOWNSLOPE/DOWNVALLEY AFTER MIDNIGHT.
* WINDS...10000 FT MSL............SOUTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................65-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................35-51 PCT.
* 24 HR TREND..................14 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...............0 PERCENT.
EXTENDED
FRIDAY
PARTLY CLOUDY. LOWS 47-61. HIGHS 62-76. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 47-59.
HIGHS 58-72. SOUTHWEST WINDS 5 TO 15 MPH.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 45-59. HIGHS
55-69. SOUTHWEST WINDS 5 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 45-56. HIGHS 58-70.
TUESDAY
MOSTLY CLEAR. LOWS 46-56. HIGHS 59-71.
8 TO 10 DAY OUTLOOK
WEDNESDAY NOVEMBER 4TH THROUGH FRIDAY
NOVEMBER 6TH: NEAR NORMAL TEMPERATURES AND NEAR MEDIAN
PRECIPITATION.
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