154
FNUS55 KPSR 022128
FWFPSR
FIRE WEATHER PLANNING FORECAST FOR SOUTHWEST AND SOUTH-CENTRAL
ARIZONA AND SOUTHEAST CALIFORNIA
NATIONAL WEATHER SERVICE PHOENIX AZ
228 PM MST MON FEB 2 2026
DISCUSSION
WELL ABOVE NORMAL TEMPERATURES AND DRY CONDITIONS WILL PERSIST
OVER THE NEXT SEVERAL DAYS. AFTER MINRHS OF 15-25% TODAY, DRYING
CONDITIONS WILL PUSH MINRHS TO 10-15% FOR TUESDAY AND WEDNESDAY.
OVERNIGHT RECOVERIES WILL REMAIN POOR TO FAIR, GENERALLY IN A
35-55% RANGE. LIGHT AND MOSTLY TERRAIN DRIVEN WINDS WILL PREVAIL
TODAY, FOLLOWED BY A SLIGHT INCREASE IN WINDS OUT OF THE N/NE
TUESDAY, PRIMARILY OVER HIGHER TERRAIN AND PORTIONS OF THE WESTERN
DISTRICTS ALONG AND NEAR THE COLORADO RIVER VALLEY. WINDS WILL
INCREASE EVEN MORE ON WEDNESDAY WITH NE/E GUSTS OF 15-25 MPH
ACROSS THE LOWER DESERTS AND UPWARDS OF 30-35 MPH ACROSS THE
HIGHER TERRAIN IN THE EASTERN DISTRICTS.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND
IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
AZZ132-030930-
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-
228 PM MST MON FEB 2 2026
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................47-57.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................35-58 PCT.
* 24 HR TREND..................5 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..WEST 5 TO 10 MPH IN THE EVENING
BECOMING NORTH AFTER MIDNIGHT.
* 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.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................76-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................13-17 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR PHOENIX.......2400 FT AGL.
* TRANSPORT WIND FOR PHOENIX......WEST 3 KNOTS.
* DISPERSION FOR PHOENIX..........POOR.
TUESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................46-56.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................25-44 PCT.
* 24 HR TREND..................13 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 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.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................79-84.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................10-14 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 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.
* MIXING HEIGHT FOR PHOENIX.......2600 FT AGL.
* TRANSPORT WIND FOR PHOENIX......EAST 10 KNOTS.
* DISPERSION FOR PHOENIX..........FAIR.
EXTENDED
THURSDAY
PARTLY CLOUDY. LOWS 52-62. HIGHS 73-79. EAST WINDS
10 TO 20 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 50-60. HIGHS 74-79. EAST WINDS 5 TO
15 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 48-58. HIGHS 73-78. NORTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 48-58. HIGHS 74-80.
MONDAY
PARTLY CLOUDY. LOWS 47-57. HIGHS 72-78.
AZZ131-CAZ231-030930-
YUMA/MARTINEZ LAKE AND VICINITY/LOWER COLORADO RIVER VALLEY AZ-
LOWER COLORADO RIVER VALLEY CA-
228 PM MST MON FEB 2 2026 /128 PM PST MON FEB 2 2026/
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................44-53.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................43-66 PCT.
* 24 HR TREND..................4 PCT WETTER.
* WINDS - 20 FOOT...SLOPE/VALLEY..LIGHT AND VARIABLE IN THE EVENING
BECOMING NORTH 5 TO 10 MPH AFTER MIDNIGHT.
* 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.
TUESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................77-82.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................13-17 PCT.
* 24 HR TREND..................4 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
* MIXING HEIGHT FOR YUMA..........4500 FT AGL.
* TRANSPORT WIND FOR YUMA.........NORTH 8 KNOTS.
* DISPERSION FOR YUMA.............FAIR.
TUESDAY NIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................44-55.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................29-51 PCT.
* 24 HR TREND..................17 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 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.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................80-85.
* 24 HR TREND..................3 DEGREES WARMER.
* MIN HUMIDITY....................11-15 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 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.
* MIXING HEIGHT FOR YUMA..........2300 FT AGL.
* TRANSPORT WIND FOR YUMA.........EAST 11 KNOTS.
* DISPERSION FOR YUMA.............FAIR.
EXTENDED
THURSDAY
PARTLY CLOUDY. LOWS 50-61. HIGHS 76-81. NORTHEAST
WINDS 10 TO 20 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 49-56. HIGHS 75-80. NORTHEAST WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 47-54. HIGHS 75-80. NORTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 47-55. HIGHS 77-82.
MONDAY
PARTLY CLOUDY. LOWS 47-55. HIGHS 75-80.
AZZ133-030930-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
SOUTHERN TONTO NF/WEST SAN CARLOS BIA/SOUTH PORTION FT APACHE BIA/
CAZ-
228 PM MST MON FEB 2 2026
TONIGHT
* SKY/WEATHER.....................PARTLY CLOUDY.
* MIN TEMPERATURE.................37-52.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................36-60 PCT.
* 24 HR TREND..................LITTLE CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 10 MPH IN THE
EVENING BECOMING NORTHEAST AFTER MIDNIGHT.
* 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.................65-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................9 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................37-53.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................25-45 PCT.
* 24 HR TREND..................12 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHEAST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................64-79.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-18 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..EAST 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
THURSDAY
MOSTLY CLEAR. LOWS 36-55. HIGHS 60-74. EAST WINDS
15 TO 25 MPH.
FRIDAY
MOSTLY CLEAR. LOWS 39-54. HIGHS 61-75. EAST WINDS 5 TO
15 MPH.
SATURDAY
PARTLY CLOUDY. LOWS 37-54. HIGHS 61-74. NORTHEAST
WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 37-52. HIGHS 61-74.
MONDAY
PARTLY CLOUDY. LOWS 37-52. HIGHS 58-71.
CAZ232-030930-
IMPERIAL COUNTY AND EASTERN RIVERSIDE COUNTY-
128 PM PST MON FEB 2 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................48-57.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................32-58 PCT.
* 24 HR TREND..................LITTLE RH CHANGE.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 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.................75-83.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................5 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................50-60.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................22-44 PCT.
* 24 HR TREND..................12 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 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.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................75-85.
* 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............EAST 20 TO 30 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
THURSDAY
PARTLY CLOUDY. LOWS 53-61. HIGHS 72-80. NORTH WINDS
5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 51-59. HIGHS 71-79. NORTH WINDS
5 TO 10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 51-58. HIGHS 72-80. NORTHWEST
WINDS 5 TO 10 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 51-58. HIGHS 73-82.
MONDAY
PARTLY CLOUDY. LOWS 48-58. HIGHS 71-80.
CAZ230-030930-
JOSHUA TREE NATIONAL PARK-
128 PM PST MON FEB 2 2026
TONIGHT
* SKY/WEATHER.....................MOSTLY CLEAR.
* MIN TEMPERATURE.................46-54.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................31-43 PCT.
* 24 HR TREND..................3 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 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.................65-78.
* 24 HR TREND..................LITTLE CHANGE.
* MIN HUMIDITY....................12-16 PCT.
* 24 HR TREND..................6 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTH 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 10 TO 20 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
TUESDAY NIGHT
* SKY/WEATHER.....................CLEAR.
* MIN TEMPERATURE.................46-55.
* 24 HR TREND..................LITTLE CHANGE.
* MAX HUMIDITY....................22-32 PCT.
* 24 HR TREND..................10 PCT DRIER.
* WINDS - 20 FOOT...SLOPE/VALLEY..NORTHWEST 5 TO 15 MPH.
* WINDS...10000 FT MSL............NORTHEAST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
WEDNESDAY
* SKY/WEATHER.....................SUNNY.
* MAX TEMPERATURE.................65-78.
* 24 HR TREND..................LITTLE CHANGE.
* 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............EAST 15 TO 25 MPH.
* CHANCE OF PRECIP................0 PERCENT.
* CWR (>= 0.10 IN)................0 PERCENT.
* CHANCE OF THUNDER...............0 PERCENT.
EXTENDED
THURSDAY
PARTLY CLOUDY. LOWS 46-55. HIGHS 63-73. NORTHEAST
WINDS 5 TO 15 MPH.
FRIDAY
PARTLY CLOUDY. LOWS 44-55. HIGHS 61-73. WEST WINDS 5 TO
10 MPH.
SATURDAY
MOSTLY CLEAR. LOWS 44-53. HIGHS 62-74. NORTHWEST
WINDS 5 TO 15 MPH.
SUNDAY
MOSTLY CLEAR. LOWS 45-53. HIGHS 64-76.
MONDAY
MOSTLY CLEAR. LOWS 39-53. HIGHS 61-73.
8 TO 10 DAY OUTLOOK
TUESDAY FEBRUARY 10TH THROUGH THURSDAY
FEBRUARY 12TH: NEAR NORMAL TEMPERATURES AND NEAR TO ABOVE MEDIAN
PRECIPITATION.
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