519
FNUS55 KPSR 291000
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
300 AM MST WED OCT 29 2025
DISCUSSION
REGIONAL TEMPERATURES ARE EXPECTED TO REMAIN ABOVE NORMAL OVER THE
NEXT SEVERAL DAYS. THIS MORNING WIND GUSTS 35-45 MPH WILL BE
FAVORED OVER AND AROUND ENHANCED TERRAIN FEATURES, WITH LOWER
ELEVATION LOCATIONS SEEING GUSTS CLOSER TO 20-35 MPH AT TIMES.
WINDS WILL THEN GRADUALLY DIMINISH THROUGH THE AFTERNOON AND
EVENING HOURS. ON THURSDAY, LIGHT WINDS WILL RETURN AND WILL
FOLLOW THEIR TYPICAL DIURNAL TENDENCIES. MINRHS OVER THE NEXT FEW
DAYS WILL RANGE BETWEEN 10-15% FOR THE LOWER DESERTS AND AROUND
15-20% FOR THE HIGHER TERRAIN WITH OVERNIGHT RECOVERIES OF 30-60%.
EVEN WITH THE WINDS AND DRY CONDITIONS, THE TIMING OF THE STRONG
WINDS COMBINED WITH MOIST FUELS WILL LIMIT ENHANCED TO CRITICAL
FIRE WEATHER CONDITIONS.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-292200-
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-
300 AM MST WED OCT 29 2025
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................86-93.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................10-14 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............EAST 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......2700 FT AGL.
* TRANSPORT WIND FOR PHOENIX......EAST 8 KNOTS.
* DISPERSION FOR PHOENIX..........MARGINAL.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................57-67.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................23-39 PCT.
* 24 HR TREND..................9 PCT WETTER.
* 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.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................85-91.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................11-16 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING NORTH IN THE AFTERNOON.
* WINDS...10000 FT MSL............NORTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......2800 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 2 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS 57-67. HIGHS 84-89. SOUTH WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 57-67. HIGHS 84-89. NORTH WINDS
5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 57-67. HIGHS 85-91. NORTHEAST WINDS
5 TO 10 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 58-68. HIGHS 86-91.
TUESDAY
MOSTLY CLEAR. LOWS 58-68. HIGHS 86-91.
AZZ131-CAZ231-292200-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
300 AM MST WED OCT 29 2025 /300 AM PDT WED OCT 29 2025/
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................89-94.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................8-12 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........1800 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTH 10 KNOTS.
* DISPERSION FOR YUMA.............MARGINAL.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................54-64.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................23-34 PCT.
* 24 HR TREND..................3 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTHWEST 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................87-92.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................9-13 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........1500 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTH 5 KNOTS.
* DISPERSION FOR YUMA.............POOR.
EXTENDED
FRIDAY
CLEAR. LOWS 54-63. HIGHS 86-91. SOUTH WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 54-62. HIGHS 86-91. NORTH WINDS
5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 55-63. HIGHS 87-92. NORTH WINDS 5 TO
10 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 55-63. HIGHS 87-92.
TUESDAY
MOSTLY CLEAR. LOWS 55-63. HIGHS 86-91.
AZZ133-292200-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
300 AM MST WED OCT 29 2025
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................69-85.
* 24 HR TREND..................5 DEGREES COOLER.
* MIN HUMIDITY....................13-20 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 10 TO 20 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................41-59.
* 24 HR TREND..................3 DEGREES COOLER.
* MAX HUMIDITY....................31-48 PCT.
* 24 HR TREND..................10 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING WEST 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................71-86.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................14-20 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 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
FRIDAY
MOSTLY CLEAR. LOWS 43-59. HIGHS 70-84. NORTH WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 43-60. HIGHS 71-85. NORTH WINDS
5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 45-62. HIGHS 73-87. NORTHEAST WINDS
5 TO 15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 46-62. HIGHS 73-87.
TUESDAY
MOSTLY CLEAR. LOWS 46-61. HIGHS 74-88.
CAZ232-292200-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
300 AM PDT WED OCT 29 2025
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................84-93.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................8-12 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* 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.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................59-68.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................16-30 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTHWEST 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................84-92.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................9-13 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
FRIDAY
CLEAR. LOWS 58-66. HIGHS 82-91. WEST WINDS 5 TO 10 MPH.
MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 58-66. HIGHS 82-91. NORTH WINDS
5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 58-67. HIGHS 83-91. NORTH WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS 58-67. HIGHS 83-91.
TUESDAY
MOSTLY CLEAR. LOWS 57-65. HIGHS 82-90.
CAZ230-292200-
JOSHUA TREE NATIONAL PARK-
300 AM PDT WED OCT 29 2025
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................75-85.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................8-12 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* 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.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................55-62.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................17-22 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................76-86.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................9-13 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 10 MPH IN THE MORNING
BECOMING EAST 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
FRIDAY
MOSTLY CLEAR. LOWS 54-62. HIGHS 74-85. NORTHWEST WINDS
5 TO 10 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 53-61. HIGHS 73-85. NORTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 53-62. HIGHS 74-85. NORTH WINDS 5 TO
10 MPH.
MONDAY
MOSTLY CLEAR. LOWS 53-62. HIGHS 73-85.
TUESDAY
MOSTLY CLEAR. LOWS 51-60. HIGHS 72-84.
8 TO 10 DAY OUTLOOK
WEDNESDAY NOVEMBER 5TH THROUGH FRIDAY
NOVEMBER 7TH: ABOVE NORMAL TEMPERATURES AND NEAR MEDIAN
PRECIPITATION.
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