483
FNUS55 KPSR 300956
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
256 AM MST THU APR 30 2026
DISCUSSION
DRY CONDITIONS AND WARMING TEMPERATURES WILL BE OBSERVED THROUGH
THE WEEKEND. MINRH VALUES WILL BE AROUND 10-15% TODAY BEFORE
INCREASING SLIGHTLY TO 15-20% OVER THE WEEKEND. MAXRH VALUES
TONIGHT WILL GENERALLY RANGE BETWEEN 30-60% BEFORE DECREASING
SLIGHTLY TO 20-50% OVER THE WEEKEND. GUSTY WINDS ARE EXPECTED TO
INCREASE THIS EVENING AND OVER THE WEEKEND INTO EARLY NEXT WEEK,
WHICH COULD LEAD TO ELEVATED FIRE WEATHER CONDITIONS IN SOME
AREAS.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-302200-
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-
256 AM MST THU APR 30 2026
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................87-92.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................9-13 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 10 MPH IN THE MORNING
BECOMING WEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 5 TO 15 MPH IN THE
MORNING BECOMING LIGHT AND VARIABLE IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......13400 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 5 KNOTS.
* DISPERSION FOR PHOENIX..........FAIR.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................56-66.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................42-65 PCT.
* 24 HR TREND..................22 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
FRIDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................87-94.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................10-14 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING WEST 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.......10300 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 8 KNOTS.
* DISPERSION FOR PHOENIX..........VERY GOOD.
EXTENDED
SATURDAY
MOSTLY CLEAR. LOWS 59-71. HIGHS 90-97. SOUTHEAST
WINDS 5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
PARTLY CLOUDY. LOWS 57-71. HIGHS 89-96. SOUTH WINDS
15 TO 25 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
MONDAY
NOT AS WARM. PARTLY CLOUDY. LOWS 51-66. HIGHS 77-84.
SOUTHWEST WINDS 10 TO 20 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 51-61. HIGHS 75-82.
WEDNESDAY
CLEAR. LOWS 52-63. HIGHS 83-89.
AZZ131-CAZ231-302200-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
256 AM MST THU APR 30 2026 /256 AM PDT THU APR 30 2026/
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................89-94.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................9-13 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 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.
* MIXING HEIGHT FOR YUMA..........11400 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTHWEST 8 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................57-62.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................39-78 PCT.
* 24 HR TREND..................14 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
FRIDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................92-97.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................9-13 PCT.
* 24 HR TREND..................LITTLE 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..........13000 FT AGL.
* TRANSPORT WIND FOR YUMA.........WEST 7 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
EXTENDED
SATURDAY
MOSTLY CLEAR. LOWS 57-68. HIGHS 94-99. SOUTHEAST
WINDS 5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 58-68. HIGHS 90-95. SOUTH WINDS
15 TO 25 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
MONDAY
NOT AS WARM. PARTLY CLOUDY. LOWS 53-62. HIGHS 78-83.
WEST WINDS 15 TO 25 MPH.
TUESDAY
CLEAR. LOWS 53-58. HIGHS 78-83.
WEDNESDAY
CLEAR. LOWS 53-62. HIGHS 86-91.
AZZ133-302200-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
256 AM MST THU APR 30 2026
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................73-87.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................10-15 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 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................43-58.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................57-76 PCT.
* 24 HR TREND..................38 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................10 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
FRIDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................72-87.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................13-20 PCT.
* 24 HR TREND..................3 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 5 TO 15 MPH IN THE MORNING
BECOMING NORTHWEST IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
EXTENDED
SATURDAY
MOSTLY CLEAR. LOWS 46-67. HIGHS 73-90. SOUTHEAST
WINDS 15 TO 25 MPH.
SUNDAY
PARTLY CLOUDY. LOWS 50-67. HIGHS 75-92. SOUTHEAST WINDS
15 TO 25 MPH.
MONDAY
PARTLY CLOUDY. LOWS 45-63. HIGHS 68-82. SOUTHWEST WINDS
15 TO 25 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 39-58. HIGHS 64-78.
WEDNESDAY
CLEAR. LOWS 39-59. HIGHS 69-84.
CAZ232-302200-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
256 AM PDT THU APR 30 2026
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................84-92.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................8-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 5 TO 15 MPH IN THE
MORNING BECOMING NORTHEAST IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................60-67.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................27-62 PCT.
* 24 HR TREND..................7 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
FRIDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................88-97.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................8-14 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 5 TO 15 MPH IN THE MORNING
BECOMING LIGHT AND VARIABLE IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
SATURDAY
MOSTLY CLEAR. LOWS 62-70. HIGHS 89-98. SOUTH WINDS
5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
BREEZY. MOSTLY CLEAR. LOWS 56-70. HIGHS 84-93.
SOUTHWEST WINDS 20 TO 30 MPH.
MONDAY
NOT AS WARM. MOSTLY CLEAR. LOWS 52-64. HIGHS 73-82.
WEST WINDS 15 TO 25 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 52-60. HIGHS 73-82.
WEDNESDAY
CLEAR. LOWS 54-67. HIGHS 81-90.
CAZ230-302200-
JOSHUA TREE NATIONAL PARK-
256 AM PDT THU APR 30 2026
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................75-87.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................9-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............EAST 5 TO 15 MPH IN THE MORNING
BECOMING NORTH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................53-64.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................29-38 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
FRIDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................78-90.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................10-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 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.
EXTENDED
SATURDAY
MOSTLY CLEAR. LOWS 53-65. HIGHS 78-92. SOUTHWEST
WINDS 10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 43-65. HIGHS 72-88. SOUTHWEST WINDS
15 TO 25 MPH.
MONDAY
NOT AS WARM. MOSTLY CLEAR. LOWS 40-57. HIGHS 62-78.
WEST WINDS 15 TO 25 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 40-55. HIGHS 62-78.
WEDNESDAY
CLEAR. LOWS 44-62. HIGHS 72-85.
8 TO 10 DAY OUTLOOK
THURSDAY MAY 7TH THROUGH SATURDAY MAY 9TH:
NEAR NORMAL TEMPERATURES AND ABOVE MEDIAN PRECIPITATION.
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