533
FNUS55 KPSR 251951
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
1251 PM MST THU APR 25 2024
DISCUSSION
ONE WEATHER SYSTEM EXITS ARIZONA TONIGHT FOLLOWED BY ANOTHER IN
THE FRIDAY-SATURDAY TIME FRAME. THIS WILL KEEP ENHANCED WINDS
GOING THROUGH SATURDAY WITH THE STRONGEST OCCURRING FRIDAY.
SOUTHEAST CALIFORNIA AND HIGHER TERRAIN OF SOUTH-CENTRAL ARIZONA
WILL EXPERIENCE THE STRONGEST WINDS. HUMIDITIES THOUGH ARE
EXPECTED TO BE HIGH ENOUGH TO AVOID CRITICAL FIRE WEATHER
THRESHOLDS. PRECIPITATION POTENTIAL WILL BE MODEST AND LIMITED TO
PURITANS OF SOUTH-CENTRAL ARIZONA FRIDAY NIGHT AND SATURDAY
MORNING. LIGHTNING POTENTIAL WILL BE LESS THAN 20%.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-260800-
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-
1251 PM MST THU APR 25 2024
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................51-61.
* 24 HR TREND..................3 DEGREES COOLER.
* MAX HUMIDITY....................55-70 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
FRIDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................75-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................21-27 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR PHOENIX.......10700 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 28 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
FRIDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR. SLIGHT CHANCE OF
SHOWERS IN THE EVENING.
* MIN TEMPERATURE.................51-61.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................60-75 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............WEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................76-84.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................14-22 PCT.
* 24 HR TREND..................7 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........4 LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR PHOENIX.......11700 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 15 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
EXTENDED
SUNDAY
CLEAR. LOWS 52-62. HIGHS 82-89. SOUTHWEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
CLEAR. LOWS 57-67. HIGHS 88-94. SOUTH WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
TUESDAY
CLEAR. LOWS 59-69. HIGHS 90-97. SOUTH WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
WEDNESDAY
CLEAR. LOWS 60-70. HIGHS 92-98.
THURSDAY
MOSTLY CLEAR. LOWS 59-69. HIGHS 91-98.
AZZ131-CAZ231-260800-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
1251 PM MST THU APR 25 2024 /1251 PM PDT THU APR 25 2024/
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................52-57.
* 24 HR TREND..................4 DEGREES COOLER.
* MAX HUMIDITY....................63-76 PCT.
* 24 HR TREND..................8 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
FRIDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................78-83.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................22-27 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH IN THE
MORNING BECOMING WEST 15 TO 25 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........4 LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR YUMA..........6900 FT AGL.
* TRANSPORT WIND FOR YUMA.........WEST 28 KNOTS.
* DISPERSION FOR YUMA.............EXCELLENT.
FRIDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR. PATCHY BLOWING DUST
IN THE EVENING.
* MIN TEMPERATURE.................53-58.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................60-71 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 15 TO 25 MPH.
* WINDS...10000 FT MSL............WEST 25 TO 35 MPH IN THE EVENING
BECOMING NORTHWEST 15 TO 25 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................82-87.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................10 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............NORTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........3 VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR YUMA..........11700 FT AGL.
* TRANSPORT WIND FOR YUMA.........WEST 11 KNOTS.
* DISPERSION FOR YUMA.............EXCELLENT.
EXTENDED
SUNDAY
CLEAR. LOWS 54-61. HIGHS 86-91. SOUTHWEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
CLEAR. LOWS 57-63. HIGHS 91-96. SOUTH WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
TUESDAY
CLEAR. LOWS 58-63. HIGHS 92-98. SOUTH WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
WEDNESDAY
CLEAR. LOWS 59-64. HIGHS 94-99.
THURSDAY
MOSTLY CLEAR. LOWS 59-64. HIGHS 93-98.
AZZ133-260800-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
1251 PM MST THU APR 25 2024
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................41-54.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................55-72 PCT.
* 24 HR TREND..................15 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
FRIDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................64-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................21-32 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH IN THE MORNING
BECOMING SOUTHWEST 15 TO 25 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........2 VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
FRIDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY. CHANCE OF SHOWERS.
* MIN TEMPERATURE.................40-52.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................73-91 PCT.
* 24 HR TREND..................19 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 15 TO 25 MPH IN THE
EVENING BECOMING 5 TO 15 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................40 PERCENT.
* CWR (>= 0.10 IN)................20 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................PARTLY SUNNY. SLIGHT CHANCE OF
SHOWERS IN THE MORNING.
* MAX TEMPERATURE.................57-74.
* 24 HR TREND..................5 DEGREES COOLER.
* MIN HUMIDITY....................24-38 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............WEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........2 VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
SUNDAY
CLEAR. LOWS 39-58. HIGHS 67-82. SOUTHWEST WINDS 10 TO
20 MPH.
MONDAY
CLEAR. LOWS 42-61. HIGHS 74-89. NORTHEAST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
TUESDAY
CLEAR. LOWS 46-63. HIGHS 78-93. EAST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
WEDNESDAY
CLEAR. LOWS 49-64. HIGHS 80-94.
THURSDAY
MOSTLY CLEAR. LOWS 50-64. HIGHS 80-94.
CAZ232-260800-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
1251 PM PDT THU APR 25 2024
TONIGHT
* SKY/WEATHER.....................CLEAR. PATCHY BLOWING DUST IN THE
EVENING.
* MIN TEMPERATURE.................51-60.
* 24 HR TREND..................3 DEGREES COOLER.
* MAX HUMIDITY....................53-72 PCT.
* 24 HR TREND..................7 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 15 TO 25 MPH.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
FRIDAY
* SKY/WEATHER.....................SUNNY. PATCHY BLOWING DUST IN THE
AFTERNOON.
* MAX TEMPERATURE.................73-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................18-34 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 15 TO 25 MPH.
* WINDS...10000 FT MSL............WEST 20 TO 30 MPH IN THE MORNING
BECOMING NORTHWEST 30 TO 40 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
FRIDAY NIGHT
* SKY/WEATHER.....................CLEAR. PATCHY BLOWING DUST IN THE
EVENING.
* MIN TEMPERATURE.................52-61.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................44-71 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..BREEZY. WEST 20 TO 30 MPH IN THE
EVENING BECOMING 10 TO 20 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............NORTHWEST 30 TO 40 MPH IN THE
EVENING BECOMING 20 TO 30 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................78-86.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................11-20 PCT.
* 24 HR TREND..................12 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............NORTHWEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........4 LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
EXTENDED
SUNDAY
CLEAR. LOWS 55-65. HIGHS 81-90. SOUTHWEST WINDS 5 TO
15 MPH.
MONDAY
CLEAR. LOWS 59-66. HIGHS 85-94. SOUTH WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
TUESDAY
CLEAR. LOWS 60-67. HIGHS 87-97. SOUTH WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
WEDNESDAY
CLEAR. LOWS 61-67. HIGHS 88-97.
THURSDAY
MOSTLY CLEAR. LOWS 60-67. HIGHS 87-97.
CAZ230-260800-
JOSHUA TREE NATIONAL PARK-
1251 PM PDT THU APR 25 2024
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................41-54.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................54-78 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
FRIDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................60-79.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................19-45 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH IN THE MORNING
BECOMING 15 TO 25 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH IN THE MORNING
BECOMING NORTHWEST 25 TO 35 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
FRIDAY NIGHT
* SKY/WEATHER.....................CLEAR. PATCHY BLOWING DUST IN THE
EVENING.
* MIN TEMPERATURE.................42-57.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................43-68 PCT.
* 24 HR TREND..................9 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..BREEZY. NORTHWEST 20 TO 30 MPH.
* WINDS...10000 FT MSL............NORTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................67-80.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................12-23 PCT.
* 24 HR TREND..................14 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 15 TO 25 MPH.
* WINDS...10000 FT MSL............NORTHWEST 20 TO 30 MPH IN THE
MORNING BECOMING 5 TO 15 MPH IN THE AFTERNOON.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........3 VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
SUNDAY
CLEAR. LOWS 46-60. HIGHS 71-85. WEST WINDS 5 TO 15 MPH.
MONDAY
CLEAR. LOWS 50-62. HIGHS 74-89. SOUTHWEST WINDS 10 TO
20 MPH.
TUESDAY
CLEAR. LOWS 53-63. HIGHS 77-92. SOUTHWEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
WEDNESDAY
CLEAR. LOWS 54-63. HIGHS 78-93.
THURSDAY
MOSTLY CLEAR. LOWS 49-63. HIGHS 77-92.
8 TO 10 DAY OUTLOOK
FRIDAY MAY 3RD THROUGH SUNDAY MAY 5TH:
NEAR TO ABOVE NORMAL TEMPERATURES AND NEAR MEDIAN PRECIPITATION.
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