Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
523 FNUS55 KPSR 032205 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 305 PM MST Fri Oct 3 2025 .DISCUSSION... Temperatures will start to cool out west today, but remain above normal across the central and eastern districts, with some south- central AZ lower desert locations reaching tripple digits this afternoon. Further cooling is expected this weekend region wide, thanks to a dry cold front, with temperatures falling below normal. Breezy to locally windy conditions are expected out ahead of the front and just behind it this afternoon trough tonight. Gusts of 20-30 mph are expected across most of south-central and eastern AZ this afternoon and evening. Gusts in excess of 40 mph are possible across western Imperial County, and may reach 40+ mph in the Imperial Valley, otherwise gusts of 25-35 mph are expected across SE CA and SW AZ. The gusty winds will continue through early Saturday morning across SE CA and SW AZ. Gusty winds (20-25 mph) are expected Saturday afternoon and early evening across the eastern AZ higher terrain. MinRHs will be in the 15-25% range, with overnight recoveries in the 30-60% range. ...Thunderstorms imply gusty winds... Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-041015- 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- 305 PM MST Fri Oct 3 2025 .TONIGHT... * Sky/weather.....................Clear. * Min Temperature.................59-69. * 24 hr trend..................8 degrees cooler. * Max Humidity....................41-52 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............Southwest 35 to 45 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .SATURDAY... * Sky/weather.....................Sunny. * Max Temperature.................82-89. * 24 hr trend..................10 degrees cooler. * Min Humidity....................12-18 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............Southwest 20 to 30 mph in the morning becoming west 10 to 20 mph in the afternoon. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. * Mixing Height for Phoenix.......6300 ft AGL. * Transport Wind for Phoenix......Southwest 6 knots. * Dispersion for Phoenix..........Good. .SATURDAY NIGHT... * Sky/weather.....................Clear. * Min Temperature.................59-69. * 24 hr trend..................Little change. * Max Humidity....................32-44 pct. * 24 hr trend..................8 pct drier. * Winds - 20 foot...Slope/Valley..West 5 to 10 mph in the evening becoming east after midnight. * 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. .SUNDAY... * Sky/weather.....................Sunny. * Max Temperature.................83-90. * 24 hr trend..................Little change. * Min Humidity....................13-17 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..East 5 to 10 mph in the morning becoming southwest in the afternoon. * 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. * Mixing Height for Phoenix.......6900 ft AGL. * Transport Wind for Phoenix......Southwest 4 knots. * Dispersion for Phoenix..........Fair. .EXTENDED... .MONDAY...Clear. Lows 60-70. Highs 86-93. Southeast winds 5 to 10 mph. .TUESDAY...Clear. Lows 61-71. Highs 89-96. South winds 5 to 10 mph. .WEDNESDAY...Clear. Lows 63-74. Highs 91-98. Southeast winds 5 to 10 mph. .THURSDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 67-77. Highs 89-95. .FRIDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 67-77. Highs 87-94. $$ AZZ131-CAZ231-041015- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 305 PM MST Fri Oct 3 2025 /305 PM PDT Fri Oct 3 2025/ .TONIGHT... * Sky/weather.....................Clear. * Min Temperature.................59-64. * 24 hr trend..................7 degrees cooler. * Max Humidity....................50-60 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..West 10 to 20 mph. * Winds...10000 FT MSL............Southwest 30 to 40 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .SATURDAY... * Sky/weather.....................Sunny. * Max Temperature.................84-89. * 24 hr trend..................7 degrees cooler. * Min Humidity....................16-20 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. * Chance of Thunder...............0 percent. * Mixing Height for Yuma..........6700 ft AGL. * Transport Wind for Yuma.........Northwest 9 knots. * Dispersion for Yuma.............Good. .SATURDAY NIGHT... * Sky/weather.....................Clear. * Min Temperature.................59-65. * 24 hr trend..................Little change. * Max Humidity....................40-55 pct. * 24 hr trend..................8 pct drier. * Winds - 20 foot...Slope/Valley..Northwest 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. .SUNDAY... * Sky/weather.....................Sunny. * Max Temperature.................85-90. * 24 hr trend..................Little change. * Min Humidity....................16-20 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Northeast 5 to 10 mph in the morning becoming south in the afternoon. * Winds...10000 FT MSL............Southwest 10 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. * Mixing Height for Yuma..........6500 ft AGL. * Transport Wind for Yuma.........South 4 knots. * Dispersion for Yuma.............Marginal. .EXTENDED... .MONDAY...Clear. Lows 59-65. Highs 86-91. Southeast winds 5 to 10 mph. .TUESDAY...Clear. Lows 60-66. Highs 88-93. Southeast winds 5 to 10 mph. .WEDNESDAY...Clear. Lows 61-71. Highs 90-95. Southeast winds 5 to 10 mph. .THURSDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 64-73. Highs 90-95. .FRIDAY...Partly cloudy with slight chance of showers. Lows 65-73. Highs 88-93. $$ AZZ133-041015- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 305 PM MST Fri Oct 3 2025 .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................55-66. * 24 hr trend..................5 degrees cooler. * Max Humidity....................46-64 pct. * 24 hr trend..................11 pct wetter. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............Southwest 35 to 45 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............2 percent. .SATURDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................73-86. * 24 hr trend..................10 degrees cooler. * Min Humidity....................14-23 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............Southwest 35 to 45 mph in the morning becoming 20 to 30 mph in the afternoon. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .SATURDAY NIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................47-61. * 24 hr trend..................5 degrees cooler. * Max Humidity....................34-51 pct. * 24 hr trend..................13 pct drier. * Winds - 20 foot...Slope/Valley..Northwest 5 to 10 mph in the evening becoming east after midnight. * Winds...10000 FT MSL............Southwest 25 to 35 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .SUNDAY... * Sky/weather.....................Sunny. * Max Temperature.................73-87. * 24 hr trend..................Little change. * Min Humidity....................14-19 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Southeast 5 to 10 mph in the morning becoming southwest in the afternoon. * Winds...10000 FT MSL............Southwest 20 to 30 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .MONDAY...Clear. Lows 49-66. Highs 77-91. East winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 52-68. Highs 79-93. East winds 5 to 15 mph. .WEDNESDAY...Mostly clear. Lows 55-72. Highs 79-94. Southeast winds 10 to 20 mph. .THURSDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 56-72. Highs 77-92. .FRIDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 56-72. Highs 76-90. $$ CAZ232-041015- Imperial County And Eastern Riverside County- 305 PM PDT Fri Oct 3 2025 .TONIGHT... * Sky/weather.....................Clear. * Min Temperature.................58-65. * 24 hr trend..................6 degrees cooler. * Max Humidity....................41-60 pct. * 24 hr trend..................8 pct wetter. * Winds - 20 foot...Slope/Valley..West 10 to 20 mph. * Winds...10000 FT MSL............Southwest 30 to 40 mph in the evening becoming west 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.....................Sunny. * Max Temperature.................79-89. * 24 hr trend..................6 degrees cooler. * Min Humidity....................15-21 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph. * Winds...10000 FT MSL............Northwest 10 to 20 mph in the morning becoming light and variable in the afternoon. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .SATURDAY NIGHT... * Sky/weather.....................Clear. * Min Temperature.................61-68. * 24 hr trend..................Little change. * Max Humidity....................35-52 pct. * 24 hr trend..................6 pct drier. * Winds - 20 foot...Slope/Valley..Northwest 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. .SUNDAY... * Sky/weather.....................Sunny. * Max Temperature.................81-90. * 24 hr trend..................Little change. * Min Humidity....................15-22 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..North 5 to 10 mph in the morning becoming southeast in the afternoon. * Winds...10000 FT MSL............Southwest 10 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .MONDAY...Clear. Lows 61-69. Highs 81-90. East winds 5 to 10 mph. .TUESDAY...Clear. Lows 62-69. Highs 83-92. Southwest winds 5 to 10 mph. .WEDNESDAY...Clear. Lows 63-71. Highs 85-93. Southeast winds 5 to 10 mph. .THURSDAY...Mostly clear with slight chance of showers. Lows 66-73. Highs 85-93. .FRIDAY...Partly cloudy with slight chance of showers. Lows 67-73. Highs 84-92. $$ CAZ230-041015- Joshua Tree National Park- 305 PM PDT Fri Oct 3 2025 .TONIGHT... * Sky/weather.....................Clear. * Min Temperature.................48-60. * 24 hr trend..................6 degrees cooler. * Max Humidity....................45-59 pct. * 24 hr trend..................8 pct wetter. * Winds - 20 foot...Slope/Valley..Northwest 10 to 20 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. .SATURDAY... * Sky/weather.....................Sunny. * Max Temperature.................69-81. * 24 hr trend..................5 degrees cooler. * Min Humidity....................20-24 pct. * 24 hr trend..................4 pct drier. * Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph. * Winds...10000 FT MSL............Northwest 5 to 15 mph in the morning becoming light and variable in the afternoon. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .SATURDAY NIGHT... * Sky/weather.....................Clear. * Min Temperature.................52-62. * 24 hr trend..................3 degrees warmer. * Max Humidity....................37-48 pct. * 24 hr trend..................9 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. .SUNDAY... * Sky/weather.....................Sunny. * Max Temperature.................71-83. * 24 hr trend..................Little change. * Min Humidity....................19-25 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..North 5 to 10 mph in the morning becoming southeast in the afternoon. * Winds...10000 FT MSL............Light and variable in the morning becoming southwest 5 to 15 mph in the afternoon. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .MONDAY...Clear. Lows 53-63. Highs 71-83. Southwest winds 5 to 15 mph. .TUESDAY...Clear. Lows 53-64. Highs 73-85. Southwest winds 5 to 10 mph. .WEDNESDAY...Clear. Lows 54-65. Highs 75-88. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Lows 56-66. Highs 75-87. .FRIDAY...Partly cloudy with slight chance of showers. Lows 56-66. Highs 74-87. $$ .8 TO 10 DAY OUTLOOK...Saturday October 11th through Monday October 13th: Near normal temperatures and above median precipitation.