Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ

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000
FNUS55 KPSR 231109
FWFPSR

Fire Weather Planning Forecast for Southwest and South-Central
Arizona and Southeast California
National Weather Service Phoenix AZ
409 AM MST Sat Sep 23 2017

.DISCUSSION...
Cooler and drier airmass continues to settle over the region as
troughing persists over much of the western United States. Some
afternoon breeziness will be possible over the weekend afternoons
but not much stronger than 20 mph at peak afternoon heating.
Temperatures to remain quite cool (10-15 degrees below normal).
Minimum humidities to range from 12-20 percent for the lower
elevations and 20-30 percent for the foothills/higher terrain
locales, with fair to good overnight recoveries.

...Thunderstorms imply gusty winds...

Note...Additional Fire Weather Forecast information can be found
in the Area Forecast Discussion. See product PHXAFDPSR.

AZZ132-232315-
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-
409 AM MST Sat Sep 23 2017

.TODAY...
* Sky/weather.....................Sunny.
* Max Temperature.................80-86.
*    24 hr trend..................Little change.
* Min Humidity....................12-17 pct.
*    24 hr trend..................Little RH change.
* Winds - 20 foot...Slope/Valley..West 5 to 15 mph.
* Winds...10000 FT MSL............Southwest 15 to 25 mph.
* Chance of Precip................0 percent.
* LAL.............................1.
* Haines High Level Index.........4 or low potential for large
  plume dominated fire growth.
* Mixing Height for Phoenix.......8800 ft AGL.
* Transport Wind for Phoenix......Southwest 10 knots.
* Dispersion for Phoenix..........Very good.

.TONIGHT...
* Sky/weather.....................Clear.
* Min Temperature.................54-64.
*    24 hr trend..................Little change.
* Max Humidity....................29-37 pct.
*    24 hr trend..................7 pct drier.
* Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph.
* Winds...10000 FT MSL............West 10 to 15 mph.
* Chance of Precip................0 percent.
* LAL.............................1.

.SUNDAY...
* Sky/weather.....................Sunny.
* Max Temperature.................81-88.
*    24 hr trend..................Little change.
* Min Humidity....................8-13 pct.
*    24 hr trend..................4 pct drier.
* Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph.
* Winds...10000 FT MSL............Northwest 10 to 15 mph.
* Chance of Precip................0 percent.
* LAL.............................1.
* Haines High Level Index.........4 or low potential for large
  plume dominated fire growth.
* Mixing Height for Phoenix.......8900 ft AGL.
* Transport Wind for Phoenix......Calm.
* Dispersion for Phoenix..........Marginal.


.EXTENDED...
.MONDAY...Clear. Lows 55-65. Highs 85-90. Northwest winds 5 to
15 mph. Minimum relative humidity may be lower than 15 percent.
.TUESDAY...Clear. Lows 57-67. Highs 87-93. Northwest winds 5 to
10 mph. Minimum relative humidity may be lower than 15 percent.
.WEDNESDAY...Clear. Lows 59-71. Highs 90-95. North winds 5 to
10 mph. Minimum relative humidity may be lower than 15 percent.
.THURSDAY...Mostly clear. Lows 64-74. Highs 90-96.
.FRIDAY...Mostly clear. Lows 65-75. Highs 91-97.

$$

AZZ133-232315-
Southern Gila County/Tonto National Forest Foothills-
Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/
CAZ-
409 AM MST Sat Sep 23 2017

.TODAY...
* Sky/weather.....................Sunny.
* Max Temperature.................70-84.
*    24 hr trend..................4 degrees cooler.
* Min Humidity....................14-22 pct.
*    24 hr trend..................7 pct drier.
* Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph.
* Winds...10000 FT MSL............Southwest 20 to 30 mph.
* Chance of Precip................0 percent.
* LAL.............................1.
* Haines High Level Index.........3 or very low potential for large
  plume dominated fire growth.

.TONIGHT...
* Sky/weather.....................Clear.
* Min Temperature.................45-57.
*    24 hr trend..................6 degrees cooler.
* Max Humidity....................32-47 pct.
*    24 hr trend..................10 pct drier.
* Winds - 20 foot...Slope/Valley..West 5 to 10 mph in the evening
  becoming north after midnight.
* Winds...10000 FT MSL............Southwest 15 to 25 mph.
* Chance of Precip................0 percent.
* LAL.............................1.

.SUNDAY...
* Sky/weather.....................Sunny.
* Max Temperature.................71-85.
*    24 hr trend..................Little change.
* Min Humidity....................11-17 pct.
*    24 hr trend..................4 pct drier.
* Winds - 20 foot...Slope/Valley..West 5 to 15 mph.
* Winds...10000 FT MSL............West 10 to 20 mph in the morning
  becoming light and variable in the afternoon.
* Chance of Precip................0 percent.
* LAL.............................1.
* Haines High Level Index.........4 or low potential for large
  plume dominated fire growth.


.EXTENDED...
.MONDAY...Clear. Lows 45-61. Highs 74-87. North winds 5 to
10 mph. Minimum relative humidity may be lower than 15 percent.
.TUESDAY...Clear. Lows 46-63. Highs 76-91. North winds 5 to
10 mph.
.WEDNESDAY...Mostly clear with slight chance of showers and
thunderstorms. Lows 50-67. Highs 78-93. East winds 5 to 15 mph.
.THURSDAY...Partly cloudy with slight chance of showers and
thunderstorms. Lows 54-67. Highs 77-93.
.FRIDAY...Mostly clear with slight chance of showers and
thunderstorms. Lows 54-68. Highs 78-93.

$$

AZZ131-CAZ231-232315-
Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ-
Lower Colorado River Valley CA-
409 AM MST Sat Sep 23 2017 /409 AM PDT Sat Sep 23 2017/

.TODAY...
* Sky/weather.....................Sunny.
* Max Temperature.................81-85.
*    24 hr trend..................Little change.
* Min Humidity....................12-17 pct.
*    24 hr trend..................Little RH change.
* Winds - 20 foot...Slope/Valley..Northwest 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.........4 or low potential for large
  plume dominated fire growth.
* Mixing Height for Yuma..........8800 ft AGL.
* Transport Wind for Yuma.........Northwest 7 knots.
* Dispersion for Yuma.............Good.

.TONIGHT...
* Sky/weather.....................Clear.
* Min Temperature.................58-64.
*    24 hr trend..................Little change.
* Max Humidity....................28-35 pct.
*    24 hr trend..................19 pct drier.
* Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph.
* Winds...10000 FT MSL............Northwest 10 to 15 mph.
* Chance of Precip................0 percent.
* CWR (>= 0.10 IN)................0 percent.
* LAL.............................1.

.SUNDAY...
* Sky/weather.....................Sunny.
* Max Temperature.................83-87.
*    24 hr trend..................Little change.
* Min Humidity....................8-13 pct.
*    24 hr trend..................4 pct drier.
* Winds - 20 foot...Slope/Valley..North 10 to 20 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.........4 or low potential for large
  plume dominated fire growth.
* Mixing Height for Yuma..........9300 ft AGL.
* Transport Wind for Yuma.........North 8 knots.
* Dispersion for Yuma.............Very good.


.EXTENDED...
.MONDAY...Clear. Lows 59-68. Highs 86-90. North winds 10 to
20 mph. Minimum relative humidity may be lower than 15 percent.
.TUESDAY...Clear. Lows 61-71. Highs 89-93. North winds 5 to
15 mph. Minimum relative humidity may be lower than 15 percent.
.WEDNESDAY...Clear. Lows 65-73. Highs 91-96. North winds 5 to
15 mph. Minimum relative humidity may be lower than 15 percent.
.THURSDAY...Mostly clear. Lows 67-75. Highs 93-97.
.FRIDAY...Clear. Lows 69-77. Highs 94-98.

$$

CAZ230-232315-
Joshua Tree National Park-
409 AM PDT Sat Sep 23 2017

.TODAY...
* Sky/weather.....................Sunny.
* Max Temperature.................67-79.
*    24 hr trend..................Little change.
* Min Humidity....................14-21 pct.
*    24 hr trend..................5 pct drier.
* Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph.
* Winds...10000 FT MSL............Light and variable in the morning
  becoming northwest 5 to 15 mph in the afternoon.
* Chance of Precip................0 percent.
* CWR (>= 0.10 IN)................0 percent.
* LAL.............................1.
* Haines High Level Index.........2 or very low potential for large
  plume dominated fire growth.

.TONIGHT...
* Sky/weather.....................Clear.
* Min Temperature.................49-56.
*    24 hr trend..................3 degrees warmer.
* Max Humidity....................28-33 pct.
*    24 hr trend..................24 pct drier.
* 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.

.SUNDAY...
* Sky/weather.....................Sunny.
* Max Temperature.................70-81.
*    24 hr trend..................Little change.
* Min Humidity....................10-15 pct.
*    24 hr trend..................5 pct drier.
* 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.
* LAL.............................1.
* Haines High Level Index.........4 or low potential for large
  plume dominated fire growth.


.EXTENDED...
.MONDAY...Clear. Lows 52-62. Highs 73-85. North winds 10 to
20 mph. Minimum relative humidity may be lower than 15 percent.
.TUESDAY...Clear. Lows 55-64. Highs 75-88. North winds 10 to
20 mph. Minimum relative humidity may be lower than 15 percent.
.WEDNESDAY...Clear. Lows 57-67. Highs 78-90. North winds 5 to
15 mph.
.THURSDAY...Mostly clear. Lows 58-68. Highs 77-89.
.FRIDAY...Clear. Lows 58-71. Highs 79-91.

$$

CAZ232-232315-
Imperial County And Eastern Riverside County-
409 AM PDT Sat Sep 23 2017

.TODAY...
* Sky/weather.....................Sunny.
* Max Temperature.................77-86.
*    24 hr trend..................Little change.
* Min Humidity....................12-18 pct.
*    24 hr trend..................4 pct drier.
* 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 or low potential for large
  plume dominated fire growth.

.TONIGHT...
* Sky/weather.....................Clear.
* Min Temperature.................54-62.
*    24 hr trend..................Little change.
* Max Humidity....................27-48 pct.
*    24 hr trend..................18 pct drier.
* Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph.
* Winds...10000 FT MSL............Northwest 10 to 15 mph.
* Chance of Precip................0 percent.
* CWR (>= 0.10 IN)................0 percent.
* LAL.............................1.

.SUNDAY...
* Sky/weather.....................Sunny.
* Max Temperature.................79-87.
*    24 hr trend..................Little change.
* Min Humidity....................9-14 pct.
*    24 hr trend..................4 pct drier.
* 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.
* LAL.............................1.
* Haines High Level Index.........4 or low potential for large
  plume dominated fire growth.


.EXTENDED...
.MONDAY...Clear. Lows 56-66. Highs 83-92. North winds 10 to
20 mph. Minimum relative humidity may be lower than 15 percent.
.TUESDAY...Clear. Lows 59-70. Highs 85-94. North winds 5 to
15 mph. Minimum relative humidity may be lower than 15 percent.
.WEDNESDAY...Clear. Lows 62-72. Highs 87-96. North winds 5 to
15 mph. Minimum relative humidity may be lower than 15 percent.
.THURSDAY...Mostly clear. Lows 64-74. Highs 87-96.
.FRIDAY...Clear. Lows 66-76. Highs 88-97.

$$

.8 TO 10 DAY OUTLOOK...Saturday September 30th through Monday
October 2nd: Above normal temperatures and near median
precipitation.


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