492
FNUS55 KPSR 150801
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
101 AM MST SUN SEP 15 2024
DISCUSSION
A WEATHER SYSTEM WILL BRUSH BY THE REGION THROUGH MONDAY, WHILE
MOISTURE IS EXPECTED TO INCREASE ENOUGH ACROSS THE EASTERN
DISTRICTS TO BRING CHANCES FOR SHOWERS AND ISOLATED THUNDERSTORMS
FROM THIS AFTERNOON THROUGH MONDAY AFTERNOON. THE BEST CHANCES FOR
WETTING RAINS WILL BE OVER THE HIGHER TERRAIN EAST OF PHOENIX
WHERE CHANCES PEAK AROUND 50% SUNDAY NIGHT. WINDS WILL
PREDOMINATELY BE OUT OF THE SOUTH STARTING THIS AFTERNOON THROUGH
MONDAY MORNING BEFORE TURNING SOUTHWESTERLY AND BECOMING GUSTY
MONDAY AFTERNOON. MINRHS THROUGH MONDAY WILL RANGE FROM THE MID
TEENS ACROSS THE WESTERN DISTRICTS TO 20-30% OVER THE EASTERN
DISTRICTS.
..THUNDERSTORMS IMPLY GUSTY WINDS
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-152015-
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-
101 AM MST SUN SEP 15 2024
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................95-102.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................15-27 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 20 TO 30 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.......8100 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 16 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR. SLIGHT CHANCE OF
SHOWERS AFTER MIDNIGHT.
* MIN TEMPERATURE.................68-78.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................51-68 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
MONDAY
* SKY/WEATHER.....................MOSTLY SUNNY. SLIGHT CHANCE OF
SHOWERS IN THE MORNING.
* MAX TEMPERATURE.................89-98.
* 24 HR TREND..................5 DEGREES COOLER.
* MIN HUMIDITY....................17-25 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 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.......9400 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 26 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
EXTENDED
TUESDAY
MOSTLY CLEAR. LOWS 59-69. HIGHS 83-91. SOUTHWEST WINDS
5 TO 15 MPH.
WEDNESDAY
CLEAR. LOWS 59-69. HIGHS 85-93. SOUTH WINDS 5 TO
15 MPH.
THURSDAY
CLEAR. LOWS 60-70. HIGHS 82-90. SOUTHWEST WINDS 5 TO
15 MPH.
FRIDAY
CLEAR. LOWS 60-70. HIGHS 86-93.
SATURDAY
CLEAR. LOWS 62-72. HIGHS 91-97.
AZZ131-CAZ231-152015-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
101 AM MST SUN SEP 15 2024 /101 AM PDT SUN SEP 15 2024/
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................97-102.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................15-19 PCT.
* 24 HR TREND..................8 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTH 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.
* MIXING HEIGHT FOR YUMA..........6000 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTH 12 KNOTS.
* DISPERSION FOR YUMA.............VERY GOOD.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................67-72.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................46-59 PCT.
* 24 HR TREND..................11 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................89-94.
* 24 HR TREND..................8 DEGREES COOLER.
* MIN HUMIDITY....................19-23 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 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..........5500 FT AGL.
* TRANSPORT WIND FOR YUMA.........WEST 11 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
EXTENDED
TUESDAY
CLEAR. LOWS 57-63. HIGHS 84-89. WEST WINDS 10 TO
20 MPH.
WEDNESDAY
CLEAR. LOWS 58-65. HIGHS 88-93. SOUTH WINDS 10 TO
20 MPH.
THURSDAY
CLEAR. LOWS 60-65. HIGHS 84-89. WEST WINDS 5 TO
15 MPH.
FRIDAY
CLEAR. LOWS 60-68. HIGHS 90-95.
SATURDAY
CLEAR. LOWS 62-70. HIGHS 94-99.
AZZ133-152015-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
101 AM MST SUN SEP 15 2024
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
* MAX TEMPERATURE.................84-97.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................24-34 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT IN THE MORNING BECOMING
20 PERCENT IN THE AFTERNOON.
* CWR (>= 0.10 IN)................10 PERCENT.
* LAL.............................1 IN THE MORNING BECOMING 2 IN
THE AFTERNOON.
* HAINES HIGH LEVEL INDEX.........3 VERY LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE EVENING BECOMING CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
* MIN TEMPERATURE.................59-73.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................61-90 PCT.
* 24 HR TREND..................20 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................50 PERCENT.
* CWR (>= 0.10 IN)................40 PERCENT.
* LAL.............................2 IN THE EVENING BECOMING 3 AFTER
MIDNIGHT.
MONDAY
* SKY/WEATHER.....................PARTLY SUNNY. SHOWERS LIKELY IN
THE MORNING. CHANCE OF THUNDERSTORMS . CHANCE OF SHOWERS IN THE
AFTERNOON.
* MAX TEMPERATURE.................76-92.
* 24 HR TREND..................6 DEGREES COOLER.
* MIN HUMIDITY....................29-56 PCT.
* 24 HR TREND..................13 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTH 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................60 PERCENT.
* CWR (>= 0.10 IN)................50 PERCENT.
* LAL.............................3.
* HAINES HIGH LEVEL INDEX.........4 LOW POTENTIAL FOR LARGE PLUME
DOMINATED FIRE GROWTH.
EXTENDED
TUESDAY
MOSTLY CLEAR WITH CHANCE OF SHOWERS. LOWS 50-69. HIGHS
74-87. SOUTHWEST WINDS 10 TO 20 MPH.
WEDNESDAY
CLEAR. LOWS 50-64. HIGHS 75-88. SOUTH WINDS 10 TO
20 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 49-64. HIGHS 73-86. SOUTHWEST
WINDS 10 TO 20 MPH.
FRIDAY
CLEAR. LOWS 48-64. HIGHS 75-88.
SATURDAY
CLEAR. LOWS 48-67. HIGHS 78-93.
CAZ232-152015-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
101 AM PDT SUN SEP 15 2024
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................92-102.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-18 PCT.
* 24 HR TREND..................7 PCT DRIER.
* 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.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................64-71.
* 24 HR TREND..................5 DEGREES COOLER.
* MAX HUMIDITY....................42-66 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.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................81-92.
* 24 HR TREND..................10 DEGREES COOLER.
* MIN HUMIDITY....................17-31 PCT.
* 24 HR TREND..................8 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 35 TO 45 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
TUESDAY
CLEAR. LOWS 55-65. HIGHS 79-88. WEST WINDS 10 TO
20 MPH.
WEDNESDAY
CLEAR. LOWS 59-65. HIGHS 82-92. SOUTHWEST WINDS
10 TO 20 MPH.
THURSDAY
CLEAR. LOWS 59-67. HIGHS 79-89. WEST WINDS 5 TO
15 MPH.
FRIDAY
CLEAR. LOWS 61-72. HIGHS 85-95.
SATURDAY
CLEAR. LOWS 65-74. HIGHS 90-99.
CAZ230-152015-
JOSHUA TREE NATIONAL PARK-
101 AM PDT SUN SEP 15 2024
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................79-95.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................11-19 PCT.
* 24 HR TREND..................11 PCT DRIER.
* 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.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................53-65.
* 24 HR TREND..................6 DEGREES COOLER.
* MAX HUMIDITY....................43-64 PCT.
* 24 HR TREND..................7 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................66-85.
* 24 HR TREND..................12 DEGREES COOLER.
* MIN HUMIDITY....................19-38 PCT.
* 24 HR TREND..................12 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..SOUTHWEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 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
TUESDAY
CLEAR. LOWS 44-61. HIGHS 70-83. WEST WINDS 5 TO
15 MPH.
WEDNESDAY
MOSTLY CLEAR. LOWS 48-61. HIGHS 70-85. SOUTHWEST
WINDS 5 TO 15 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 48-62. HIGHS 68-82. NORTHWEST
WINDS 5 TO 15 MPH.
FRIDAY
CLEAR. LOWS 53-65. HIGHS 74-87.
SATURDAY
CLEAR. LOWS 57-68. HIGHS 79-92.
8 TO 10 DAY OUTLOOK
SUNDAY SEPTEMBER 22ND THROUGH TUESDAY
SEPTEMBER 24TH: NEAR NORMAL TEMPERATURES AND BELOW MEDIAN
PRECIPITATION.
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