592
FNUS55 KPSR 160910
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
210 AM MST FRI OCT 16 2026
DISCUSSION
DRIER AIR WILL PERSIST OVER THE REGION OVER THE NEXT COUPLE OF
DAYS WITH MOSTLY CLEAR SKIES AND SEASONALLY LOW HUMIDITIES. MINRHS
WILL BE BETWEEN 15-30% ACROSS THE REGION THROUGH SATURDAY. WINDS
WILL TURN EASTERLY AND BECOME STRONGER THROUGH THE EARLY MORNING
HOURS TODAY AND LAST THROUGH SATURDAY ACROSS SOUTHERN AZ. WINDS
WILL BE STRONGEST OVER MOUNTAIN TOPS DURING THE OVERNIGHT AND
EARLY MORNING HOURS TODAY AND AGAIN SATURDAY, WITH GUSTS UP TO
45-55 MPH. STRONG GUSTY WINDS WILL SPREAD MORE TO THE LOWER
DESERTS DURING THE DAYLIGHT HOURS AND BE STRONGEST IN THE MORNING
THROUGH EARLY AFTERNOON TODAY, WITH GUSTS UP TO 40-45 MPH. THESE
STRONG EASTERLIES AND 20-25% RHS MAY STILL CREATE LOCALLY ELEVATED
FIRE WEATHER CONDITIONS MIDDAY THROUGH THE AFTERNOON TODAY, BUT
FUELS ARE NOT THE MOST RECEPTIVE AFTER RECENT RAINS. THE EASTERLY
BREEZES WILL NOT BE NEARLY AS STRONG DURING THE DAY SATURDAY AND
WILL TREND DOWN FURTHER INTO SUNDAY. LIGHT SHOWERS ARE POSSIBLE
THIS WEEKEND, BUT THE CHANCE FOR WETTING RAIN IS LOW (<10%).
..THUNDERSTORMS IMPLY GUSTY WINDS
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-162115-
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-
210 AM MST FRI OCT 16 2026
TODAY
* SKY/WEATHER.....................SUNNY. PATCHY BLOWING DUST IN THE
MORNING.
* MAX TEMPERATURE.................82-90.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................17-22 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 15 TO 25 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......6400 FT AGL.
* TRANSPORT WIND FOR PHOENIX......EAST 30 KNOTS.
* DISPERSION FOR PHOENIX..........EXCELLENT.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY. PATCHY BLOWING
DUST AFTER MIDNIGHT.
* MIN TEMPERATURE.................64-74.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................21-33 PCT.
* 24 HR TREND..................17 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 15 TO 25 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
SATURDAY
* SKY/WEATHER.....................MOSTLY CLOUDY. SLIGHT CHANCE OF
SHOWERS IN THE AFTERNOON.
* MAX TEMPERATURE.................74-80.
* 24 HR TREND..................9 DEGREES COOLER.
* MIN HUMIDITY....................17-22 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 10 TO 20 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 10 TO 20 MPH.
* CHANCE OF PRECIP................10 PERCENT IN THE MORNING
BECOMING 20 PERCENT IN THE AFTERNOON.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......1900 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTH 9 KNOTS.
* DISPERSION FOR PHOENIX..........MARGINAL.
EXTENDED
SUNDAY
PARTLY CLOUDY. LOWS 63-73. HIGHS 77-84. NORTHEAST WINDS
10 TO 20 MPH.
MONDAY
MOSTLY CLEAR. LOWS 63-73. HIGHS 79-86. EAST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS. LOWS
60-70. HIGHS 77-85. SOUTHEAST WINDS 10 TO 20 MPH.
WEDNESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
56-66. HIGHS 72-81.
THURSDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS. LOWS
53-63. HIGHS 70-77.
AZZ131-CAZ231-162115-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
210 AM MST FRI OCT 16 2026 /210 AM PDT FRI OCT 16 2026/
TODAY
* SKY/WEATHER.....................SUNNY. PATCHY BLOWING DUST.
* MAX TEMPERATURE.................88-93.
* 24 HR TREND..................6 DEGREES WARMER.
* MIN HUMIDITY....................15-19 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 15 TO 25 MPH.
* WINDS...10000 FT MSL............EAST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
* MIXING HEIGHT FOR YUMA..........4300 FT AGL.
* TRANSPORT WIND FOR YUMA.........EAST 22 KNOTS.
* DISPERSION FOR YUMA.............VERY GOOD.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY. PATCHY BLOWING
DUST AFTER MIDNIGHT.
* MIN TEMPERATURE.................66-73.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................21-37 PCT.
* 24 HR TREND..................16 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 15 TO 25 MPH.
* WINDS...10000 FT MSL............EAST 20 TO 30 MPH IN THE EVENING
BECOMING 10 TO 20 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
SATURDAY
* SKY/WEATHER.....................MOSTLY CLOUDY.
* MAX TEMPERATURE.................78-83.
* 24 HR TREND..................10 DEGREES COOLER.
* MIN HUMIDITY....................16-20 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 10 TO 20 MPH.
* WINDS...10000 FT MSL............EAST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............1 PERCENT.
* MIXING HEIGHT FOR YUMA..........2200 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTHEAST 10 KNOTS.
* DISPERSION FOR YUMA.............MARGINAL.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS 63-69. HIGHS 81-86. NORTH WINDS 5 TO
15 MPH.
MONDAY
MOSTLY CLEAR. LOWS 63-70. HIGHS 83-88. EAST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 60-70. HIGHS 81-86. SOUTH WINDS
10 TO 20 MPH.
WEDNESDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS. LOWS
56-66. HIGHS 76-81.
THURSDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS. LOWS
54-62. HIGHS 74-79.
AZZ133-162115-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
210 AM MST FRI OCT 16 2026
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................65-81.
* 24 HR TREND..................3 DEGREES COOLER.
* MIN HUMIDITY....................21-29 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 15 TO 25 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................46-63.
* 24 HR TREND..................4 DEGREES COOLER.
* MAX HUMIDITY....................26-39 PCT.
* 24 HR TREND..................15 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 15 TO 25 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 30 TO 40 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
SATURDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................59-75.
* 24 HR TREND..................6 DEGREES COOLER.
* MIN HUMIDITY....................21-27 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 15 TO 25 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 25 TO 35 MPH.
* CHANCE OF PRECIP................10 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............3 PERCENT.
EXTENDED
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. LOWS 49-64. HIGHS
63-78. EAST WINDS 15 TO 25 MPH.
MONDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 51-66. HIGHS 66-81. EAST WINDS 5 TO 15 MPH.
TUESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT CHANCE
OF THUNDERSTORMS. LOWS 52-66. HIGHS 65-80. SOUTHEAST WINDS 5 TO
15 MPH.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 49-64. HIGHS 63-76.
THURSDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. LOWS 44-61. HIGHS 59-72.
CAZ232-162115-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
210 AM PDT FRI OCT 16 2026
TODAY
* SKY/WEATHER.....................MOSTLY SUNNY. PATCHY BLOWING DUST
IN THE MORNING.
* MAX TEMPERATURE.................83-93.
* 24 HR TREND..................6 DEGREES WARMER.
* MIN HUMIDITY....................14-22 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 15 TO 25 MPH.
* WINDS...10000 FT MSL............EAST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................65-72.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................24-36 PCT.
* 24 HR TREND..................11 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............EAST 25 TO 35 MPH IN THE EVENING
BECOMING 10 TO 20 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............2 PERCENT.
SATURDAY
* SKY/WEATHER.....................MOSTLY CLOUDY.
* MAX TEMPERATURE.................74-82.
* 24 HR TREND..................10 DEGREES COOLER.
* MIN HUMIDITY....................15-22 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............EAST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS 61-70. HIGHS 76-84. NORTH WINDS 5 TO
15 MPH.
MONDAY
CLEAR. LOWS 62-70. HIGHS 78-88. SOUTHEAST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 58-67. HIGHS 74-84. SOUTHWEST WINDS
10 TO 20 MPH.
WEDNESDAY
MOSTLY CLEAR WITH SLIGHT CHANCE OF SHOWERS. LOWS
55-64. HIGHS 69-79.
THURSDAY
MOSTLY CLEAR. LOWS 54-61. HIGHS 68-79.
CAZ230-162115-
JOSHUA TREE NATIONAL PARK-
210 AM PDT FRI OCT 16 2026
TODAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................70-84.
* 24 HR TREND..................5 DEGREES WARMER.
* MIN HUMIDITY....................20-30 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 10 TO 20 MPH.
* WINDS...10000 FT MSL............EAST 25 TO 35 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................52-65.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................33-45 PCT.
* 24 HR TREND..................12 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............EAST 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.
* CHANCE OF THUNDER...............0 PERCENT.
SATURDAY
* SKY/WEATHER.....................MOSTLY CLOUDY.
* MAX TEMPERATURE.................64-77.
* 24 HR TREND..................7 DEGREES COOLER.
* MIN HUMIDITY....................20-28 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............EAST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
SUNDAY
MOSTLY CLEAR. LOWS 50-62. HIGHS 65-78. NORTHEAST WINDS
5 TO 10 MPH.
MONDAY
CLEAR. LOWS 51-62. HIGHS 68-81. SOUTHWEST WINDS 5 TO
10 MPH.
TUESDAY
MOSTLY CLEAR. LOWS 45-61. HIGHS 62-77. SOUTHWEST WINDS
10 TO 20 MPH.
WEDNESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
43-57. HIGHS 56-71.
THURSDAY
MOSTLY CLEAR. LOWS 43-54. HIGHS 57-71.
8 TO 10 DAY OUTLOOK
FRIDAY OCTOBER 23RD THROUGH SUNDAY OCTOBER
25TH: NEAR TO BELOW NORMAL TEMPERATURES AND NEAR TO ABOVE MEDIAN
PRECIPITATION.
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