586
FNUS55 KPSR 212102
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
202 PM MST TUE MAY 21 2013
...GUSTY WINDS AND LOW HUMIDITY WILL LEAD TO AN ELEVATED FIRE DANGER
MAINLY ACROSS SOUTHEAST CALIFORNIA WEDNESDAY AFTERNOON...
DISCUSSION
A LARGE AREA OF LOW PRESSURE WILL SLOWLY DEVELOP ALONG THE WEST COAST
WEDNESDAY INTO THE LATTER PART OF THE WEEK. THIS WILL LEAD TO AN
INCREASE IN WIND DURING AFTERNOON AND EVENING HOURS...ESPECIALLY
ACROSS SOUTHEAST CALIFORNIA. HUMIDITY VALUES WILL BE LOW EACH DAY
WITH DESERTS READINGS FALLING INTO THE SINGLE DIGITS. HIGH
TEMPERATURES WEDNESDAY WILL BE ABOVE SEASONAL NORMALS WITH MOST
DESERTS IN THE TRIPLE DIGITS...FOLLOWED BY A FEW DEGREES OF COOLING
THURSDAY...ESPECIALLY OVER THE WESTERN DESERTS. RECOVERY WILL BE FAIR
TO POOR AT NIGHT...EXCEPT FOR IMPERIAL COUNTY.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-220915-
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-
202 PM MST TUE MAY 21 2013
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................60-70.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................20-30 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* LAL.............................1.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................94-102.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................6-11 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTH 5 TO 10 MPH IN THE
MORNING...BECOMING SOUTHWEST 10 TO 20 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR PHOENIX.......11400 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 14 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
WEDNESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................63-73.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................22-33 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* LAL.............................1.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................90-99.
* 24 HR TREND..................4 DEGREES COOLER.
* MIN HUMIDITY....................6-11 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTHWEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR PHOENIX.......10000 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 15 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS 62-72. HIGHS 90-99. SOUTH WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 61-71. HIGHS 90-99. SOUTH WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 61-71. HIGHS 89-97. SOUTH WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 61-71. HIGHS 88-97.
TUESDAY
MOSTLY CLEAR. LOWS 61-71. HIGHS 90-98.
AZZ133-220915-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
202 PM MST TUE MAY 21 2013
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................50-61.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................19-28 PCT.
* 24 HR TREND..................6 PCT DRIER.
* WINDS - 20 FEET...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE
EVENING...BECOMING SOUTHEAST AFTER MIDNIGHT.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* LAL.............................1.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................82-98.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................6-11 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTH 5 TO 10 MPH IN THE
MORNING...BECOMING SOUTHWEST 10 TO 20 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
WEDNESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................54-64.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................23-31 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH IN THE
EVENING...BECOMING SOUTH 5 TO 10 MPH AFTER MIDNIGHT.
* WINDS...10000 FT MSL............SOUTHWEST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* LAL.............................1.
THURSDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................81-95.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................7-12 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTH 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTH 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS 54-63. HIGHS 80-95. SOUTH WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 53-63. HIGHS 80-94. SOUTH WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 52-62. HIGHS 79-93. SOUTH WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 52-62. HIGHS 78-92.
TUESDAY
MOSTLY CLEAR. LOWS 52-62. HIGHS 79-93.
AZZ131-CAZ231-220915-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
202 PM MST TUE MAY 21 2013 /202 PM PDT TUE MAY 21 2013/
...CRITICAL FIRE WEATHER THRESHOLDS APPROACHED ACROSS THE NORTHERN
PORTIONS WEDNESDAY AFTERNOON AND EVENING...
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................63-70.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................28-36 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................95-101.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................7-12 PCT.
* 24 HR TREND..................3 PCT WETTER.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTH 5 TO 10 MPH IN THE
MORNING...BECOMING SOUTHWEST 10 TO 20 MPH IN THE AFTERNOON.
* WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
* HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR YUMA..........7500 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTHWEST 10 KNOTS.
* DISPERSION FOR YUMA.............VERY GOOD.
WEDNESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................63-68.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................24-34 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FEET...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.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................90-96.
* 24 HR TREND..................5 DEGREES COOLER.
* MIN HUMIDITY....................6-11 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...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.
* HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
* MIXING HEIGHT FOR YUMA..........7000 FT AGL.
* TRANSPORT WIND FOR YUMA.........SOUTHWEST 9 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS 61-67. HIGHS 91-97. SOUTHWEST WINDS
5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 61-67. HIGHS 91-97. SOUTHWEST
WINDS 5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 61-66. HIGHS 90-96. SOUTHWEST WINDS
5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 61-67. HIGHS 90-96.
TUESDAY
MOSTLY CLEAR. LOWS 62-68. HIGHS 91-97.
CAZ230-220915-
JOSHUA TREE NATIONAL PARK-
202 PM PDT TUE MAY 21 2013
...CRITICAL FIRE WEATHER THRESHOLDS APPROACHED WEDNESDAY AFTERNOON
AND EVENING...
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................55-71.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................18-29 PCT.
* 24 HR TREND..................10 PCT WETTER.
* WINDS - 20 FEET...SLOPE/VALLEY..WEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................79-94.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................8-14 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..WEST 5 TO 15 MPH IN THE
MORNING...BECOMING SOUTHWEST 10 TO 20 MPH IN THE AFTERNOON WITH A
FEW GUSTS TO 30 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 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
WEDNESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................53-67.
* 24 HR TREND..................3 DEGREES COOLER.
* MAX HUMIDITY....................15-28 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..WEST 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
THURSDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................72-89.
* 24 HR TREND..................6 DEGREES COOLER.
* MIN HUMIDITY....................8-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..WEST 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.........4 OR LOW POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS 51-65. HIGHS 75-92. WEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 50-65. HIGHS 74-92. WEST WINDS
5 TO 15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 50-65. HIGHS 74-91. WEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 51-67. HIGHS 74-91.
TUESDAY
MOSTLY CLEAR. LOWS 53-67. HIGHS 76-93.
CAZ232-220915-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
202 PM PDT TUE MAY 21 2013
...CRITICAL FIRE WEATHER THRESHOLDS APPROACHED WEDNESDAY AFTERNOON
AND EVENING...
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................66-74.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................18-38 PCT.
* 24 HR TREND..................9 PCT WETTER.
* WINDS - 20 FEET...SLOPE/VALLEY..WEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* LAL.............................1.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................90-99.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................7-12 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FEET...SLOPE/VALLEY..SOUTHWEST 5 TO 10 MPH IN THE
MORNING...BECOMING 10 TO 20 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.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
WEDNESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................65-70.
* 24 HR TREND..................3 DEGREES COOLER.
* MAX HUMIDITY....................15-33 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FEET...SLOPE/VALLEY..WEST 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.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................84-94.
* 24 HR TREND..................5 DEGREES COOLER.
* MIN HUMIDITY....................7-12 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FEET...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.
* HAINES HIGH LEVEL INDEX.........5 OR MODERATE POTENTIAL FOR LARGE
PLUME DOMINATED FIRE GROWTH.
EXTENDED
FRIDAY
MOSTLY CLEAR. LOWS 63-68. HIGHS 86-95. WEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 63-68. HIGHS 86-95. WEST WINDS
10 TO 20 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN
15 PERCENT.
SUNDAY
MOSTLY CLEAR. LOWS 63-67. HIGHS 86-95. WEST WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
MONDAY
MOSTLY CLEAR. LOWS 63-69. HIGHS 86-95.
TUESDAY
MOSTLY CLEAR. LOWS 64-69. HIGHS 87-96.
8 TO 10 DAY OUTLOOK...WEDNESDAY MAY 29TH THROUGH FRIDAY MAY 31ST
DRY
WITH NEAR NORMAL TEMPERATURES.
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