744
FNUS55 KPSR 101015
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
315 AM MST FRI MAY 10 2024
DISCUSSION
TEMPERATURES ARE EXPECTED TO WARM OVER THE NEXT SEVERAL DAYS, WITH
CHANCES FOR HIGHS REACHING 100 DEGREES INCREASING ABOVE 50%, AT
LEAST FOR THE WESTERN DISTRICTS, BY LATE THIS WEEKEND. MINRHS
WILL BE IN THE 5-10% RANGE ACROSS THE LOWER DESERTS AND IN THE
10-15% RANGE ACROSS THE HIGHER TERRAIN. OVERNIGHT RECOVERY WILL BE
POOR AND IN THE 20- 40% RANGE, BEFORE IMPROVED RECOVERIES IN THE
30-60% RANGE HEADING INTO EARLY NEXT WEEK. TYPICAL SPRINGTIME
BREEZINESS CONTINUES THROUGH THE WEEKEND WITH AFTERNOON AND EARLY
EVENING WIND GUSTS OF 20-25 MPH. THESE BREEZY CONDITIONS COMBINED
WITH DRY FINE FUELS, AND LOW RHS WILL LIKELY CREATE SOME ELEVATED
FIRE WEATHER CONDITIONS THROUGH THIS WEEKEND.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-102215-
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-
315 AM MST FRI MAY 10 2024
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................85-93.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................7-11 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* 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............WEST 10 TO 15 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.......12100 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 9 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................58-68.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................21-31 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................87-95.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................9-13 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 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.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR PHOENIX.......16100 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 16 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
EXTENDED
SUNDAY
CLEAR. LOWS 60-70. HIGHS 91-98. WEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 63-73. HIGHS 93-99. SOUTHWEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 62-72. HIGHS 91-97. SOUTHWEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 62-72. HIGHS 92-98.
THURSDAY
CLEAR. LOWS 62-72. HIGHS 93-99.
AZZ131-CAZ231-102215-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
315 AM MST FRI MAY 10 2024 /315 AM PDT FRI MAY 10 2024/
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................89-94.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................8-12 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 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..........12400 FT AGL.
* TRANSPORT WIND FOR YUMA.........WEST 9 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................59-65.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................27-41 PCT.
* 24 HR TREND..................3 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................91-96.
* 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............NORTHWEST 10 TO 20 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..........15300 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTHWEST 12 KNOTS.
* DISPERSION FOR YUMA.............EXCELLENT.
EXTENDED
SUNDAY
CLEAR. LOWS 61-68. HIGHS 96-101. WEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 63-68. HIGHS 96-101. SOUTHWEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 62-67. HIGHS 94-99. SOUTHWEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 62-67. HIGHS 96-101.
THURSDAY
CLEAR. LOWS 64-69. HIGHS 97-102.
AZZ133-102215-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
315 AM MST FRI MAY 10 2024
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................73-87.
* 24 HR TREND..................5 DEGREES WARMER.
* MIN HUMIDITY....................8-12 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* 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.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........4 LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................45-60.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................22-32 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE EVENING
BECOMING NORTH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................73-88.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................9-14 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 10 MPH IN THE MORNING
BECOMING WEST 10 TO 20 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............WEST 15 TO 25 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.
EXTENDED
SUNDAY
CLEAR. LOWS 45-64. HIGHS 75-91. WEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 48-65. HIGHS 79-94. WEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 50-65. HIGHS 78-92. WEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 50-64. HIGHS 77-92.
THURSDAY
MOSTLY CLEAR. LOWS 50-65. HIGHS 77-92.
CAZ232-102215-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
315 AM PDT FRI MAY 10 2024
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................85-93.
* 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............WEST 5 TO 15 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.
TONIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................62-68.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................24-48 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................87-97.
* 24 HR TREND..................3 DEGREES WARMER.
* 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............NORTHWEST 10 TO 20 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.
EXTENDED
SUNDAY
CLEAR. LOWS 64-72. HIGHS 92-100. WEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 64-72. HIGHS 92-101. SOUTHWEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 63-70. HIGHS 89-98. SOUTHWEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
WEDNESDAY
CLEAR. LOWS 63-70. HIGHS 92-101.
THURSDAY
CLEAR. LOWS 65-71. HIGHS 94-103.
CAZ230-102215-
JOSHUA TREE NATIONAL PARK-
315 AM PDT FRI MAY 10 2024
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................73-87.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................10-14 PCT.
* 24 HR TREND..................LITTLE 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.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........3 VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................52-62.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................27-35 PCT.
* 24 HR TREND..................6 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTHWEST 10 TO 20 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
SATURDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................77-89.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................10-16 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 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.........3 VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
SUNDAY
CLEAR. LOWS 56-68. HIGHS 81-95. NORTHWEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 55-68. HIGHS 81-96. WEST WINDS 10 TO
20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
TUESDAY
MOSTLY CLEAR. LOWS 55-68. HIGHS 79-94. WEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
WEDNESDAY
MOSTLY CLEAR. LOWS 57-68. HIGHS 81-97.
THURSDAY
CLEAR. LOWS 57-68. HIGHS 83-97.
8 TO 10 DAY OUTLOOK
FRIDAY MAY 17TH THROUGH SUNDAY MAY 19TH:
ABOVE NORMAL TEMPERATURES AND NEAR MEDIAN PRECIPITATION.
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