968
FNUS55 KPSR 300800
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
100 AM MST MON MAR 30 2026
DISCUSSION
MOISTURE LEVELS HAVE IMPROVED HELPING TO BOOST HUMIDITIES AND
MINRHS TO AROUND 20%. THE BETTER MOISTURE HAS ALSO HELPED TO BRING
BACK LOW-END RAIN CHANCES WITH A FEW ISOLATED THUNDERSTORMS STILL
POSSIBLE TODAY ACROSS THE EASTERN DISTRICTS. ISOLATED RAIN CHANCES
SHOULD CONTINUE FOR THE EASTERN DISTRICTS THROUGH WEDNESDAY, BUT
THUNDERSTORM CHANCES WILL MOSTLY END AFTER TODAY. OUTSIDE OF ANY
CONVECTIVE INDUCED WINDS, EXPECT TYPICAL SPRING AFTERNOON UPSLOPE
GUSTS 20-25 MPH.THE NEAR RECORD BREAKING TEMPERATURES WILL COOL
SLIGHTLY BY TUESDAY AND MORE SO STARTING WEDNESDAY.
..THUNDERSTORMS IMPLY GUSTY WINDS
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-302000-
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-
100 AM MST MON MAR 30 2026
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................90-96.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................17-24 PCT.
* 24 HR TREND..................5 PCT WETTER.
* 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...............4 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......10800 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 15 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................64-74.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................43-68 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............4 PERCENT.
TUESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................87-94.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................13-18 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 10 MPH IN THE MORNING
BECOMING SOUTHWEST 5 TO 15 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......9900 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 19 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
EXTENDED
WEDNESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
53-70. HIGHS 80-86. WEST WINDS 5 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 53-63. HIGHS 81-88. SOUTHWEST
WINDS 5 TO 15 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 53-63. HIGHS 82-89. NORTHWEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 54-64. HIGHS 86-92.
SUNDAY
MOSTLY CLEAR. LOWS 55-65. HIGHS 89-95.
AZZ131-CAZ231-302000-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
100 AM MST MON MAR 30 2026 /100 AM PDT MON MAR 30 2026/
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................93-98.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................13-25 PCT.
* 24 HR TREND..................4 PCT WETTER.
* 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...............1 PERCENT.
* MIXING HEIGHT FOR YUMA..........5400 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTH 10 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................65-70.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................42-76 PCT.
* 24 HR TREND..................20 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 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...............1 PERCENT.
TUESDAY
* SKY/WEATHER.....................MOSTLY CLOUDY.
* MAX TEMPERATURE.................89-94.
* 24 HR TREND..................4 DEGREES COOLER.
* MIN HUMIDITY....................12-19 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........7700 FT AGL.
* TRANSPORT WIND FOR YUMA.........WEST 10 KNOTS.
* DISPERSION FOR YUMA.............VERY GOOD.
EXTENDED
WEDNESDAY
PARTLY CLOUDY. LOWS 55-69. HIGHS 83-88. WEST WINDS
10 TO 20 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 54-59. HIGHS 83-88. SOUTHWEST
WINDS 10 TO 20 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 54-61. HIGHS 83-88. NORTHWEST WINDS
15 TO 25 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 54-62. HIGHS 87-92.
SUNDAY
MOSTLY CLEAR. LOWS 54-63. HIGHS 91-96.
AZZ133-302000-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
100 AM MST MON MAR 30 2026
TODAY
* SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.................76-90.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................21-30 PCT.
* 24 HR TREND..................11 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT IN THE MORNING BECOMING
20 PERCENT IN THE AFTERNOON.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............10 PERCENT.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING.
* MIN TEMPERATURE.................51-65.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................58-80 PCT.
* 24 HR TREND..................13 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 20 TO 30 MPH.
* CHANCE OF PRECIP................20 PERCENT IN THE EVENING
BECOMING 10 PERCENT AFTER MIDNIGHT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............11 PERCENT.
TUESDAY
* SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.................73-88.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................19-29 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 10 MPH IN THE MORNING
BECOMING SOUTHWEST 5 TO 15 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT IN THE MORNING BECOMING
20 PERCENT IN THE AFTERNOON.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............10 PERCENT.
EXTENDED
WEDNESDAY
NOT AS WARM. PARTLY CLOUDY WITH CHANCE OF SHOWERS.
LOWS 42-63. HIGHS 63-79. SOUTHWEST WINDS 10 TO 20 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 42-57. HIGHS 69-83. SOUTHWEST
WINDS 10 TO 20 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 42-57. HIGHS 70-85. NORTHWEST WINDS
10 TO 20 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 42-60. HIGHS 72-87.
SUNDAY
MOSTLY CLEAR. LOWS 45-61. HIGHS 74-90.
CAZ232-302000-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
100 AM PDT MON MAR 30 2026
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................89-99.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................10-17 PCT.
* 24 HR TREND..................3 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING SOUTHWEST 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...............1 PERCENT.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................65-72.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................22-57 PCT.
* 24 HR TREND..................26 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 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.
TUESDAY
* SKY/WEATHER.....................MOSTLY CLOUDY.
* MAX TEMPERATURE.................83-93.
* 24 HR TREND..................6 DEGREES COOLER.
* MIN HUMIDITY....................11-17 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 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.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS 55-69. HIGHS 77-87. WEST WINDS
15 TO 25 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 55-62. HIGHS 78-87. WEST WINDS
10 TO 20 MPH.
FRIDAY
BREEZY. PARTLY CLOUDY. LOWS 56-64. HIGHS 78-87.
NORTHWEST WINDS 20 TO 30 MPH. MINIMUM RELATIVE HUMIDITY MAY BE
LOWER THAN 15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 58-65. HIGHS 83-91.
SUNDAY
MOSTLY CLEAR. LOWS 58-67. HIGHS 86-95.
CAZ230-302000-
JOSHUA TREE NATIONAL PARK-
100 AM PDT MON MAR 30 2026
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................77-93.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................9-14 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 10 MPH IN THE
MORNING BECOMING 10 TO 20 MPH 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.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY IN THE EVENING
BECOMING MOSTLY CLOUDY AFTER MIDNIGHT.
* MIN TEMPERATURE.................56-68.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................20-30 PCT.
* 24 HR TREND..................11 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 10 TO 20 MPH IN THE EVENING
BECOMING 5 TO 10 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............WEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................MOSTLY CLOUDY.
* MAX TEMPERATURE.................71-86.
* 24 HR TREND..................7 DEGREES COOLER.
* MIN HUMIDITY....................13-19 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 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...............1 PERCENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS 43-63. HIGHS 65-81. WEST WINDS
15 TO 25 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 43-57. HIGHS 67-82. WEST WINDS
10 TO 20 MPH.
FRIDAY
BREEZY. MOSTLY CLEAR. LOWS 45-58. HIGHS 65-80. NORTH
WINDS 20 TO 30 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 47-60. HIGHS 71-84.
SUNDAY
MOSTLY CLEAR. LOWS 50-62. HIGHS 75-89.
8 TO 10 DAY OUTLOOK
MONDAY APRIL 6TH THROUGH WEDNESDAY APRIL
8TH: ABOVE NORMAL TEMPERATURES AND NEAR MEDIAN PRECIPITATION.
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