780
FNUS55 KPSR 142053
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
153 PM MST SUN DEC 14 2025
DISCUSSION
STRONG HIGH PRESSURE WILL RESULT IN WARM AND DRY CONDITIONS
CONTINUING OVER THE NEXT SEVERAL DAYS. HIGHS IN THE UPPER 70S TO
THE LOWER 80S WILL BE COMMON ACROSS THE LOWER DESERTS, OR UPWARDS
OF 10 TO 15 DEGREES ABOVE DAILY NORMALS. WINDS WILL FOLLOW
FAMILIAR DIURNAL TRENDS WITH OCCASIONAL BREEZINESS ACROSS THE
HIGHER TERRAIN AREAS. MINRHS WILL RANGE FROM 15-25% WHILE
OVERNIGHT RECOVERIES WILL GENERALLY BE BETWEEN 40-70%.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-150900-
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-
153 PM MST SUN DEC 14 2025
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................47-57.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................38-64 PCT.
* 24 HR TREND..................11 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................75-80.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................17-23 PCT.
* 24 HR TREND..................LITTLE RH 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.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......700 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 2 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
MONDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................45-55.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................37-66 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTH 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................73-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................18-25 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING NORTHWEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......800 FT AGL.
* TRANSPORT WIND FOR PHOENIX......SOUTHWEST 2 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS 46-56. HIGHS 73-78. NORTHEAST
WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 47-57. HIGHS 74-79. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 48-58. HIGHS 75-80. EAST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 48-58. HIGHS 74-79.
SUNDAY
MOSTLY CLEAR. LOWS 48-58. HIGHS 73-78.
AZZ131-CAZ231-150900-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
153 PM MST SUN DEC 14 2025 /1253 PM PST SUN DEC 14 2025/
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................45-55.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................46-69 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHEAST 5 TO 15 MPH IN THE
EVENING BECOMING LIGHT AND VARIABLE AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................75-80.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................18-22 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........1000 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTH 10 KNOTS.
* DISPERSION FOR YUMA.............MARGINAL.
MONDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................44-53.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................42-67 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................75-80.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................16-21 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........900 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTH 7 KNOTS.
* DISPERSION FOR YUMA.............POOR.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS 45-54. HIGHS 75-80. NORTH WINDS
5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 46-54. HIGHS 75-80. NORTH WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 46-54. HIGHS 75-80. EAST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 46-54. HIGHS 73-78.
SUNDAY
MOSTLY CLEAR. LOWS 48-54. HIGHS 73-78.
AZZ133-150900-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
153 PM MST SUN DEC 14 2025
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................38-54.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................37-57 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTH 5 TO 15 MPH IN THE EVENING
BECOMING LIGHT AND VARIABLE AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................64-77.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................20-29 PCT.
* 24 HR TREND..................3 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................36-52.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................35-58 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTHWEST 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................64-76.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................18-23 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 10 MPH IN THE
MORNING BECOMING WEST IN THE AFTERNOON.
* WINDS...10000 FT MSL............NORTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
WEDNESDAY
CLEAR. LOWS 37-52. HIGHS 63-75. EAST WINDS 5 TO
10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 37-54. HIGHS 66-77. NORTHEAST
WINDS 5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 39-54. HIGHS 66-79. SOUTHEAST WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 38-53. HIGHS 63-76.
SUNDAY
MOSTLY CLEAR. LOWS 38-53. HIGHS 63-76.
CAZ232-150900-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
1253 PM PST SUN DEC 14 2025
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................49-59.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................32-60 PCT.
* 24 HR TREND..................6 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............EAST 5 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................74-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................16-20 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................49-59.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................26-53 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................74-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................15-20 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS 49-59. HIGHS 73-81. NORTH WINDS
5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 50-58. HIGHS 73-80. NORTH WINDS
5 TO 10 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 49-58. HIGHS 72-81. SOUTH WINDS 5 TO
10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 49-58. HIGHS 70-77.
SUNDAY
MOSTLY CLEAR. LOWS 50-58. HIGHS 70-77.
CAZ230-150900-
JOSHUA TREE NATIONAL PARK-
1253 PM PST SUN DEC 14 2025
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................45-54.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................30-42 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................65-76.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................15-20 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
MONDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................48-56.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................23-33 PCT.
* 24 HR TREND..................7 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTH 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................68-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................13-17 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.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
WEDNESDAY
MOSTLY CLEAR. LOWS 47-57. HIGHS 68-77. NORTHWEST
WINDS 5 TO 10 MPH.
THURSDAY
MOSTLY CLEAR. LOWS 47-55. HIGHS 65-75. NORTHWEST
WINDS 5 TO 10 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 47-55. HIGHS 66-76. SOUTHWEST WINDS
5 TO 10 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 46-55. HIGHS 64-74.
SUNDAY
PARTLY CLOUDY. LOWS 46-54. HIGHS 62-73.
8 TO 10 DAY OUTLOOK
MONDAY DECEMBER 22ND THROUGH WEDNESDAY
DECEMBER 24TH: ABOVE NORMAL TEMPERATURES AND NEAR MEDIAN
PRECIPITATION.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page