899
FNUS55 KPSR 272055
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
155 PM MST TUE JAN 27 2026
DISCUSSION
DRY CONDITIONS WILL PREVAIL OVER THE NEXT FEW DAYS AS TEMPERATURES
GRADUALLY RISE. WINDS OVER THE MAJORITY OF THE DISTRICTS WILL BE
GENERALLY LIGHT WITH THE EXCEPTION OF HIGHER RIDGE TOP AREAS OF
THE EASTERN DISTRICTS WHERE GUSTS 25-35 MPH WILL DEVELOP BY
WEDNESDAY MORNING. ANOTHER ROUND OF BREEZY CONDITIONS CAN BE
EXPECTED BY THURSDAY FOR HIGHER ELEVATION AREAS AND THE LOWER
COLORADO RIVER VALLEY. MINRHS THE NEXT FEW AFTERNOONS WILL HOVER
AROUND 10-20% WITH POOR TO MODEST OVERNIGHT RECOVERIES. THIS
COMBINATION OF LOW RHS AND ELEVATED WINDS SHOULD RESULT IN
ISOLATED INSTANCES OF ELEVATED FIRE WEATHER CONDITIONS DURING
MID-WEEK.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-280900-
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-
155 PM MST TUE JAN 27 2026
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................41-51.
* 24 HR TREND..................4 DEGREES WARMER.
* MAX HUMIDITY....................21-44 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 SOUTHWEST 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................68-75.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................11-17 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......2000 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 2 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................40-50.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................22-46 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 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.
THURSDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................70-76.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................11-15 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* 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.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......2700 FT AGL.
* TRANSPORT WIND FOR PHOENIX......NORTHWEST 3 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
EXTENDED
FRIDAY
CLEAR. LOWS 41-53. HIGHS 73-78. NORTH WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 44-54. HIGHS 74-79. NORTHEAST
WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 47-57. HIGHS 74-79. NORTHEAST WINDS
5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 45-55. HIGHS 72-77.
TUESDAY
MOSTLY CLEAR. LOWS 44-54. HIGHS 70-75.
AZZ131-CAZ231-280900-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
155 PM MST TUE JAN 27 2026 /1255 PM PST TUE JAN 27 2026/
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................37-47.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................26-45 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING SOUTHWEST 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................69-74.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................10-14 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* 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.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........2400 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTH 11 KNOTS.
* DISPERSION FOR YUMA.............FAIR.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................37-49.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................25-48 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 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.
THURSDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................72-77.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* 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.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........3300 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTH 14 KNOTS.
* DISPERSION FOR YUMA.............GOOD.
EXTENDED
FRIDAY
CLEAR. LOWS 41-51. HIGHS 74-79. NORTH WINDS 5 TO
15 MPH. MINIMUM RELATIVE HUMIDITY MAY BE LOWER THAN 15 PERCENT.
SATURDAY
MOSTLY CLEAR. LOWS 43-53. HIGHS 75-80. NORTH WINDS
5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 45-53. HIGHS 76-81. NORTH WINDS 5 TO
10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 44-53. HIGHS 74-79.
TUESDAY
MOSTLY CLEAR. LOWS 44-51. HIGHS 72-77.
AZZ133-280900-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
155 PM MST TUE JAN 27 2026
TONIGHT
* SKY/WEATHER.....................CLEAR IN THE EVENING BECOMING
PARTLY CLOUDY AFTER MIDNIGHT.
* MIN TEMPERATURE.................32-47.
* 24 HR TREND..................5 DEGREES WARMER.
* MAX HUMIDITY....................29-55 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............LIGHT AND VARIABLE IN THE EVENING
BECOMING SOUTHWEST 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................56-70.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................15-24 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............WEST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................32-47.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................29-53 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 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.
THURSDAY
* SKY/WEATHER.....................MOSTLY SUNNY.
* MAX TEMPERATURE.................58-72.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................14-20 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 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
FRIDAY
CLEAR. LOWS 31-49. HIGHS 58-73. NORTHEAST WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 32-50. HIGHS 60-74. EAST WINDS
10 TO 20 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 34-51. HIGHS 60-75. EAST WINDS 5 TO
15 MPH.
MONDAY
PARTLY CLOUDY. LOWS 35-51. HIGHS 59-72.
TUESDAY
MOSTLY CLEAR. LOWS 33-49. HIGHS 58-71.
CAZ232-280900-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
1255 PM PST TUE JAN 27 2026
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................42-51.
* 24 HR TREND..................3 DEGREES WARMER.
* MAX HUMIDITY....................19-41 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............SOUTHWEST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................66-74.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................10-14 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* 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.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................44-53.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................21-44 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* 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.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................70-78.
* 24 HR TREND..................4 DEGREES WARMER.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* 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.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
FRIDAY
CLEAR. LOWS 46-55. HIGHS 72-81. NORTH WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 47-57. HIGHS 71-79. NORTH WINDS
5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 49-57. HIGHS 73-81. NORTH WINDS 5 TO
10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 48-56. HIGHS 71-80.
TUESDAY
MOSTLY CLEAR. LOWS 48-56. HIGHS 69-78.
CAZ230-280900-
JOSHUA TREE NATIONAL PARK-
1255 PM PST TUE JAN 27 2026
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................40-47.
* 24 HR TREND..................4 DEGREES WARMER.
* MAX HUMIDITY....................18-27 PCT.
* 24 HR TREND..................9 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.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................PARTLY SUNNY.
* MAX TEMPERATURE.................59-68.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................11-15 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 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.
WEDNESDAY NIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................40-48.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................23-32 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 15 TO 25 MPH IN THE
EVENING BECOMING 5 TO 15 MPH AFTER MIDNIGHT.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
THURSDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................60-72.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHWEST 10 TO 15 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
FRIDAY
CLEAR. LOWS 43-51. HIGHS 63-74. NORTH WINDS 5 TO
15 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 44-53. HIGHS 63-74. NORTH WINDS
5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 45-53. HIGHS 65-75. NORTHWEST WINDS
5 TO 10 MPH.
MONDAY
PARTLY CLOUDY. LOWS 42-53. HIGHS 62-74.
TUESDAY
CLEAR. LOWS 42-51. HIGHS 59-71.
8 TO 10 DAY OUTLOOK
WEDNESDAY FEBRUARY 4TH THROUGH FRIDAY
FEBRUARY 6TH: ABOVE NORMAL TEMPERATURES AND BELOW MEDIAN
PRECIPITATION.
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