774
FNUS55 KPSR 232057
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
157 PM MST MON FEB 23 2026
DISCUSSION
VERY WARM AND DRY CONDITIONS WILL PERSIST WITH TEMPERATURES
CONTINUING TO WARM STEADILY OVER THE NEXT FEW DAYS. AFTERNOON
HIGH TEMPERATURES ACROSS THE LOWER DESERTS WILL TOP OUT IN THE
LOWER 90S BY LATE WEEK WHICH IS AROUND 15-20 DEGREES ABOVE NORMAL.
MINRH VALUES WILL BE AROUND 10-20% EACH AFTERNOON AND OVERNIGHT
RECOVERIES WILL RANGE FROM 35-50%. WINDS WILL OVERALL BE LIGHT,
WITH SOME OCCASIONAL AFTERNOON UPSLOPE BREEZINESS.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-240900-
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-
157 PM MST MON FEB 23 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................49-59.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................27-47 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................82-87.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................11-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING WEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH IN THE MORNING
BECOMING NORTHWEST 30 TO 40 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......4200 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 7 KNOTS.
* DISPERSION FOR PHOENIX..........FAIR.
TUESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................54-64.
* 24 HR TREND..................4 DEGREES WARMER.
* MAX HUMIDITY....................30-48 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 40 TO 50 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................83-90.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................16-23 PCT.
* 24 HR TREND..................6 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 35 TO 45 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......4600 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 7 KNOTS.
* DISPERSION FOR PHOENIX..........FAIR.
EXTENDED
THURSDAY
MOSTLY CLEAR. LOWS 56-66. HIGHS 86-92. NORTHWEST
WINDS 5 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 57-67. HIGHS 87-94. NORTHWEST WINDS
5 TO 15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 58-68. HIGHS 89-95. WEST WINDS
5 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 59-69. HIGHS 87-94.
MONDAY
PARTLY CLOUDY. LOWS 58-68. HIGHS 85-91.
AZZ131-CAZ231-240900-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
157 PM MST MON FEB 23 2026 /1257 PM PST MON FEB 23 2026/
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................46-56.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................32-54 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................84-89.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 10 MPH IN THE MORNING
BECOMING WEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............NORTHWEST 15 TO 25 MPH IN THE
MORNING BECOMING 30 TO 40 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........3200 FT AGL.
* TRANSPORT WIND FOR YUMA.........WEST 6 KNOTS.
* DISPERSION FOR YUMA.............MARGINAL.
TUESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................53-60.
* 24 HR TREND..................6 DEGREES WARMER.
* MAX HUMIDITY....................39-59 PCT.
* 24 HR TREND..................6 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................88-93.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................17-24 PCT.
* 24 HR TREND..................6 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 25 TO 35 MPH IN THE
MORNING BECOMING 35 TO 45 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........5100 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTHWEST 11 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
EXTENDED
THURSDAY
MOSTLY CLEAR. LOWS 56-65. HIGHS 88-93. NORTH WINDS
5 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 57-65. HIGHS 90-95. NORTH WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 58-64. HIGHS 91-96. NORTHWEST
WINDS 5 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 58-64. HIGHS 90-95.
MONDAY
PARTLY CLOUDY. LOWS 57-64. HIGHS 86-91.
AZZ133-240900-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
157 PM MST MON FEB 23 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................39-55.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................31-52 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING WEST 10 TO 20 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................68-81.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................14-19 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING WEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................43-56.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................36-57 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE EVENING
BECOMING NORTHEAST AFTER MIDNIGHT.
* WINDS...10000 FT MSL............NORTHWEST 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.................70-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................21-27 PCT.
* 24 HR TREND..................7 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING WEST 5 TO 15 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............NORTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
THURSDAY
MOSTLY CLEAR. LOWS 44-60. HIGHS 73-86. NORTH WINDS
5 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 46-61. HIGHS 74-87. NORTH WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 47-62. HIGHS 75-88. SOUTHWEST
WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 47-62. HIGHS 74-88.
MONDAY
PARTLY CLOUDY. LOWS 47-61. HIGHS 73-86.
CAZ232-240900-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
1257 PM PST MON FEB 23 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................51-60.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................27-48 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................80-89.
* 24 HR TREND..................5 DEGREES WARMER.
* MIN HUMIDITY....................13-18 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 10 MPH IN THE
MORNING BECOMING SOUTHWEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............NORTHWEST 20 TO 30 MPH IN THE
MORNING BECOMING 30 TO 40 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................57-65.
* 24 HR TREND..................5 DEGREES WARMER.
* MAX HUMIDITY....................40-63 PCT.
* 24 HR TREND..................14 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................84-94.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................17-25 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
THURSDAY
MOSTLY CLEAR. LOWS 60-68. HIGHS 84-93. NORTHWEST
WINDS 5 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 60-68. HIGHS 86-95. NORTHWEST WINDS
5 TO 15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 61-68. HIGHS 87-96. WEST WINDS
5 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 61-68. HIGHS 85-94.
MONDAY
PARTLY CLOUDY. LOWS 59-67. HIGHS 81-90.
CAZ230-240900-
JOSHUA TREE NATIONAL PARK-
1257 PM PST MON FEB 23 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................49-56.
* 24 HR TREND..................6 DEGREES WARMER.
* MAX HUMIDITY....................29-39 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................73-86.
* 24 HR TREND..................8 DEGREES WARMER.
* MIN HUMIDITY....................16-22 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................53-61.
* 24 HR TREND..................5 DEGREES WARMER.
* MAX HUMIDITY....................41-54 PCT.
* 24 HR TREND..................15 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................75-87.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................21-29 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
THURSDAY
MOSTLY CLEAR. LOWS 52-62. HIGHS 74-86. NORTHWEST
WINDS 5 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 54-64. HIGHS 76-88. NORTHWEST WINDS
5 TO 15 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 53-64. HIGHS 77-90. WEST WINDS
5 TO 15 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 52-63. HIGHS 73-87.
MONDAY
PARTLY CLOUDY. LOWS 50-61. HIGHS 70-83.
8 TO 10 DAY OUTLOOK
TUESDAY MARCH 3RD THROUGH THURSDAY MARCH 5TH:
ABOVE NORMAL TEMPERATURES AND BELOW MEDIAN PRECIPITATION.
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