Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
500 FNUS55 KPSR 082124 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 224 PM MST Wed Oct 8 2025 .DISCUSSION... Mainly dry conditions will prevail this evening across much of the region, although there may be a few showers and storms that develop over the high terrain NE of Phoenix which could produce gusty outflow winds. Beginning tomorrow, abundant moisture will arrive into the Desert Southwest leading to increased rain chances, especially across the western deserts. Wetting rains will be likely with localized totals up to 1.00". MinRHs today across the lower deserts will bottom out around 15% with values closer to 30% in Gila County. Much higher humidities will be seen starting Thursday with MinRHs above 30% areawide. ...Thunderstorms imply gusty winds... Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-090930- 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- 224 PM MST Wed Oct 8 2025 .TONIGHT... * Sky/weather.....................Partly cloudy in the evening becoming mostly cloudy after midnight. Slight chance of showers and thunderstorms after midnight. * Min Temperature.................73-83. * 24 hr trend..................9 degrees warmer. * Max Humidity....................43-56 pct. * 24 hr trend..................19 pct wetter. * Winds - 20 foot...Slope/Valley..South 5 to 10 mph in the evening becoming east after midnight. * Winds...10000 FT MSL............South 15 to 25 mph. * Chance of Precip................0 percent in the evening becoming 20 percent after midnight. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............15 percent. .THURSDAY... * Sky/weather.....................Mostly cloudy. Slight chance of thunderstorms in the morning. slight chance of showers . slight chance of thunderstorms in the afternoon. * Max Temperature.................88-94. * 24 hr trend..................5 degrees cooler. * Min Humidity....................30-40 pct. * 24 hr trend..................21 pct wetter. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............South 15 to 25 mph. * Chance of Precip................20 percent. * CWR (>= 0.10 IN)................20 percent. * Chance of Thunder...............17 percent. * Mixing Height for Phoenix.......1100 ft AGL. * Transport Wind for Phoenix......Northeast 13 knots. * Dispersion for Phoenix..........Marginal. .THURSDAY NIGHT... * Sky/weather.....................Mostly cloudy. Chance of thunderstorms in the evening. chance of showers . slight chance of thunderstorms after midnight. * Min Temperature.................73-83. * 24 hr trend..................Little change. * Max Humidity....................56-76 pct. * 24 hr trend..................14 pct wetter. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............South 10 to 20 mph. * Chance of Precip................40 percent. * CWR (>= 0.10 IN)................40 percent west portion...30 percent east portion. * Chance of Thunder...............26 percent. .FRIDAY... * Sky/weather.....................Mostly cloudy. Slight chance of thunderstorms in the morning. chance of showers . chance of thunderstorms in the afternoon. * Max Temperature.................81-93. * 24 hr trend..................3 degrees cooler. * Min Humidity....................36-58 pct. * 24 hr trend..................10 pct wetter. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................40 percent. * CWR (>= 0.10 IN)................50 percent west portion...30 percent east portion. * Chance of Thunder...............29 percent. * Mixing Height for Phoenix.......2300 ft AGL. * Transport Wind for Phoenix......North 12 knots. * Dispersion for Phoenix..........Fair. .EXTENDED... .SATURDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 65-75. Highs 80-89. Southeast winds 5 to 15 mph. .SUNDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 63-73. Highs 78-87. Southeast winds 5 to 10 mph. .MONDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 60-70. Highs 79-87. Southeast winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 58-68. Highs 78-86. .WEDNESDAY...Mostly clear. Lows 57-67. Highs 78-86. $$ AZZ131-CAZ231-090930- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 224 PM MST Wed Oct 8 2025 /224 PM PDT Wed Oct 8 2025/ .TONIGHT... * Sky/weather.....................Partly cloudy. Slight chance of showers and thunderstorms after midnight. * Min Temperature.................70-77. * 24 hr trend..................10 degrees warmer. * Max Humidity....................48-59 pct. * 24 hr trend..................13 pct wetter. * Winds - 20 foot...Slope/Valley..South 5 to 10 mph in the evening becoming southeast after midnight. * Winds...10000 FT MSL............South 20 to 30 mph. * Chance of Precip................0 percent in the evening becoming 20 percent after midnight. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............18 percent. .THURSDAY... * Sky/weather.....................Partly sunny. Slight chance of thunderstorms in the morning. slight chance of showers . slight chance of thunderstorms in the afternoon. * Max Temperature.................91-96. * 24 hr trend..................Little change. * Min Humidity....................33-38 pct. * 24 hr trend..................20 pct wetter. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............South 20 to 30 mph. * Chance of Precip................20 percent. * CWR (>= 0.10 IN)................20 percent. * Chance of Thunder...............22 percent. * Mixing Height for Yuma..........3000 ft AGL. * Transport Wind for Yuma.........East 9 knots. * Dispersion for Yuma.............Fair. .THURSDAY NIGHT... * Sky/weather.....................Mostly cloudy. Chance of showers and slight chance of thunderstorms. * Min Temperature.................73-79. * 24 hr trend..................Little change. * Max Humidity....................69-90 pct. * 24 hr trend..................27 pct wetter. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............South 15 to 25 mph. * Chance of Precip................40 percent. * CWR (>= 0.10 IN)................40 percent. * Chance of Thunder...............21 percent. .FRIDAY... * Sky/weather.....................Mostly cloudy. Chance of showers and slight chance of thunderstorms. * Max Temperature.................81-87. * 24 hr trend..................10 degrees cooler. * Min Humidity....................53-65 pct. * 24 hr trend..................25 pct wetter. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............Southwest 15 to 25 mph. * Chance of Precip................50 percent. * CWR (>= 0.10 IN)................40 percent. * Chance of Thunder...............20 percent. * Mixing Height for Yuma..........600 ft AGL. * Transport Wind for Yuma.........North 10 knots. * Dispersion for Yuma.............Poor. .EXTENDED... .SATURDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 63-75. Highs 85-90. Southeast winds 5 to 15 mph. .SUNDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 61-71. Highs 84-89. Northwest winds 5 to 15 mph. .MONDAY...Mostly clear. Lows 59-67. Highs 84-89. South winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 57-64. Highs 80-85. .WEDNESDAY...Clear. Lows 55-62. Highs 79-84. $$ AZZ133-090930- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 224 PM MST Wed Oct 8 2025 .TONIGHT... * Sky/weather.....................Partly cloudy in the evening becoming mostly cloudy after midnight. Slight chance of showers and thunderstorms . * Min Temperature.................61-75. * 24 hr trend..................4 degrees warmer. * Max Humidity....................56-75 pct. * 24 hr trend..................15 pct wetter. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............South 20 to 30 mph. * Chance of Precip................20 percent. * CWR (>= 0.10 IN)................20 percent. * Chance of Thunder...............22 percent. .THURSDAY... * Sky/weather.....................Mostly cloudy. Chance of showers in the morning. slight chance of thunderstorms . slight chance of showers in the afternoon. * Max Temperature.................75-89. * 24 hr trend..................7 degrees cooler. * Min Humidity....................35-51 pct. * 24 hr trend..................18 pct wetter. * Winds - 20 foot...Slope/Valley..East 10 to 20 mph. * Winds...10000 FT MSL............Southeast 15 to 25 mph. * Chance of Precip................30 percent. * CWR (>= 0.10 IN)................30 percent. * Chance of Thunder...............21 percent. .THURSDAY NIGHT... * Sky/weather.....................Mostly cloudy in the evening becoming partly cloudy after midnight. Chance of showers in the evening. slight chance of thunderstorms . slight chance of showers after midnight. * Min Temperature.................60-76. * 24 hr trend..................Little change. * Max Humidity....................54-75 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............Southeast 25 to 35 mph. * Chance of Precip................30 percent. * CWR (>= 0.10 IN)................30 percent. * Chance of Thunder...............20 percent. .FRIDAY... * Sky/weather.....................Mostly cloudy. Slight chance of showers and thunderstorms in the morning becoming chance of showers and slight chance of thunderstorms in the afternoon. * Max Temperature.................77-90. * 24 hr trend..................Little change. * Min Humidity....................33-48 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..East 10 to 20 mph. * Winds...10000 FT MSL............South 10 to 20 mph. * Chance of Precip................30 percent. * CWR (>= 0.10 IN)................20 percent. * Chance of Thunder...............22 percent. .EXTENDED... .SATURDAY...Showers likely and slight chance of thunderstorms. Lows 56-72. Highs 69-82. Southeast winds 5 to 15 mph. .SUNDAY...Partly cloudy with chance of showers and thunderstorms. Lows 55-69. Highs 65-79. Southeast winds 5 to 10 mph. .MONDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 54-67. Highs 64-78. Southeast winds 5 to 15 mph. .TUESDAY...Partly cloudy with chance of showers. Lows 52-65. Highs 68-82. .WEDNESDAY...Mostly clear. Lows 51-64. Highs 70-83. $$ CAZ232-090930- Imperial County And Eastern Riverside County- 224 PM PDT Wed Oct 8 2025 .TONIGHT... * Sky/weather.....................Clear in the evening becoming partly cloudy after midnight. Slight chance of showers and thunderstorms after midnight. * Min Temperature.................70-75. * 24 hr trend..................6 degrees warmer. * Max Humidity....................43-60 pct. * 24 hr trend..................17 pct wetter. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............South 20 to 30 mph. * Chance of Precip................0 percent in the evening becoming 20 percent after midnight. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............15 percent. .THURSDAY... * Sky/weather.....................Partly sunny. Slight chance of thunderstorms in the morning. slight chance of showers . slight chance of thunderstorms in the afternoon. * Max Temperature.................86-94. * 24 hr trend..................Little change. * Min Humidity....................30-39 pct. * 24 hr trend..................18 pct wetter. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............South 20 to 30 mph. * Chance of Precip................30 percent. * CWR (>= 0.10 IN)................20 percent. * Chance of Thunder...............22 percent. .THURSDAY NIGHT... * Sky/weather.....................Mostly cloudy. Chance of showers and slight chance of thunderstorms. * Min Temperature.................71-78. * 24 hr trend..................Little change. * Max Humidity....................69-84 pct. * 24 hr trend..................25 pct wetter. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............Southwest 20 to 30 mph. * Chance of Precip................50 percent. * CWR (>= 0.10 IN)................40 percent. * Chance of Thunder...............21 percent. .FRIDAY... * Sky/weather.....................Mostly cloudy. Chance of showers and slight chance of thunderstorms. * Max Temperature.................78-86. * 24 hr trend..................9 degrees cooler. * Min Humidity....................50-64 pct. * 24 hr trend..................23 pct wetter. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............Southwest 15 to 25 mph. * Chance of Precip................40 percent. * CWR (>= 0.10 IN)................40 percent. * Chance of Thunder...............17 percent. .EXTENDED... .SATURDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 61-75. Highs 82-92. South winds 5 to 15 mph. .SUNDAY...Mostly clear. Lows 60-66. Highs 79-88. Northwest winds 5 to 15 mph. .MONDAY...Mostly clear. Lows 56-65. Highs 78-87. Southwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 55-61. Highs 74-83. .WEDNESDAY...Mostly clear. Lows 55-62. Highs 74-83. $$ CAZ230-090930- Joshua Tree National Park- 224 PM PDT Wed Oct 8 2025 .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................59-69. * 24 hr trend..................4 degrees warmer. * Max Humidity....................45-55 pct. * 24 hr trend..................22 pct wetter. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............South 25 to 35 mph. * Chance of Precip................30 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............10 percent. .THURSDAY... * Sky/weather.....................Partly sunny. Slight chance of showers and thunderstorms in the morning becoming chance of showers and slight chance of thunderstorms in the afternoon. * Max Temperature.................76-88. * 24 hr trend..................Little change. * Min Humidity....................34-39 pct. * 24 hr trend..................21 pct wetter. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............South 20 to 30 mph. * Chance of Precip................40 percent. * CWR (>= 0.10 IN)................30 percent. * Chance of Thunder...............21 percent. .THURSDAY NIGHT... * Sky/weather.....................Mostly cloudy. Chance of showers and slight chance of thunderstorms. * Min Temperature.................60-71. * 24 hr trend..................Little change. * Max Humidity....................73-87 pct. * 24 hr trend..................29 pct wetter. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............Southwest 15 to 25 mph. * Chance of Precip................50 percent. * CWR (>= 0.10 IN)................40 percent. * Chance of Thunder...............19 percent. .FRIDAY... * Sky/weather.....................Partly sunny. Chance of showers and slight chance of thunderstorms. * Max Temperature.................72-81. * 24 hr trend..................6 degrees cooler. * Min Humidity....................56-65 pct. * 24 hr trend..................24 pct wetter. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................40 percent. * CWR (>= 0.10 IN)................30 percent. * Chance of Thunder...............22 percent. .EXTENDED... .SATURDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 49-70. Highs 73-85. Southwest winds 5 to 15 mph. .SUNDAY...Clear. Lows 48-60. Highs 68-80. Northwest winds 5 to 15 mph. .MONDAY...Clear. Lows 45-59. Highs 67-80. Southwest winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 44-56. Highs 63-76. .WEDNESDAY...Mostly clear. Lows 44-56. Highs 63-75. $$ .8 TO 10 DAY OUTLOOK...Thursday October 15th through Saturday October 17th: Near normal temperatures and above median precipitation.