Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
022 FNUS55 KPSR 010843 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 143 AM MST Thu Oct 1 2026 .DISCUSSION... Gradual drying as high pressure takes hold over the region will lead to somewhat lower humidities and mostly clear skies through the rest of the week. Near normal temperatures are expected with the warmest temperatures consistently across the western districts. MinRHs will mostly range from 15-25% over the western districts to 25-35% for the eastern districts with good to excellent overnight recoveries. After light winds today, breezy east winds will set up tonight into Friday and persist for several days. Morning wind gusts of 20-30 mph will be common starting Friday. Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-012045- 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- 143 AM MST Thu Oct 1 2026 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................87-94. * 24 hr trend..................6 degrees warmer. * Min Humidity....................27-38 pct. * 24 hr trend..................5 pct drier. * Winds - 20 foot...Slope/Valley..Northeast 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. * Mixing Height for Phoenix.......4800 ft AGL. * Transport Wind for Phoenix......Northwest 3 knots. * Dispersion for Phoenix..........Marginal. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................68-78. * 24 hr trend..................5 degrees warmer. * Max Humidity....................55-73 pct. * 24 hr trend..................13 pct drier. * Winds - 20 foot...Slope/Valley..Light and variable in the evening becoming east 5 to 10 mph after midnight. * 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. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................88-96. * 24 hr trend..................Little change. * Min Humidity....................25-35 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............Northeast 20 to 30 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. * Mixing Height for Phoenix.......8700 ft AGL. * Transport Wind for Phoenix......East 12 knots. * Dispersion for Phoenix..........Excellent. .EXTENDED... .SATURDAY...Clear. Lows 69-79. Highs 88-96. East winds 15 to 25 mph. .SUNDAY...Clear. Lows 69-79. Highs 90-99. East winds 15 to 25 mph. .MONDAY...Clear. Lows 68-78. Highs 90-98. East winds 15 to 25 mph. .TUESDAY...Clear. Lows 68-78. Highs 92-99. .WEDNESDAY...Clear. Lows 68-78. Highs 94-100. $$ AZZ131-CAZ231-012045- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 143 AM MST Thu Oct 1 2026 /143 AM PDT Thu Oct 1 2026/ .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................93-98. * 24 hr trend..................3 degrees warmer. * Min Humidity....................21-27 pct. * 24 hr trend..................3 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. * Mixing Height for Yuma..........7000 ft AGL. * Transport Wind for Yuma.........Northeast 4 knots. * Dispersion for Yuma.............Fair. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................69-76. * 24 hr trend..................4 degrees warmer. * Max Humidity....................52-68 pct. * 24 hr trend..................15 pct drier. * Winds - 20 foot...Slope/Valley..Light and variable in the evening becoming northeast 5 to 10 mph after midnight. * 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. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................95-100. * 24 hr trend..................Little change. * Min Humidity....................21-26 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Northeast 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. * Mixing Height for Yuma..........10800 ft AGL. * Transport Wind for Yuma.........East 14 knots. * Dispersion for Yuma.............Excellent. .EXTENDED... .SATURDAY...Clear. Lows 72-81. Highs 95-100. Northeast winds 10 to 20 mph. .SUNDAY...Clear. Lows 71-79. Highs 96-101. Northeast winds 10 to 20 mph. .MONDAY...Clear. Lows 69-78. Highs 96-101. Northeast winds 10 to 20 mph. .TUESDAY...Clear. Lows 69-77. Highs 97-102. .WEDNESDAY...Clear. Lows 69-78. Highs 99-104. $$ AZZ133-012045- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 143 AM MST Thu Oct 1 2026 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................75-89. * 24 hr trend..................13 degrees warmer. * Min Humidity....................35-48 pct. * 24 hr trend..................17 pct drier. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............Northeast 25 to 35 mph in the morning becoming 15 to 25 mph in the afternoon. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............1 percent. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................52-69. * 24 hr trend..................4 degrees warmer. * Max Humidity....................61-86 pct. * 24 hr trend..................14 pct drier. * 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...............1 percent. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................75-89. * 24 hr trend..................Little change. * Min Humidity....................30-45 pct. * 24 hr trend..................4 pct drier. * Winds - 20 foot...Slope/Valley..East 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. .EXTENDED... .SATURDAY...Clear. Lows 51-70. Highs 74-88. East winds 15 to 25 mph. .SUNDAY...Clear. Lows 52-70. Highs 75-90. East winds 15 to 25 mph. .MONDAY...Clear. Lows 52-69. Highs 74-89. East winds 15 to 25 mph. .TUESDAY...Mostly clear. Lows 51-69. Highs 76-91. .WEDNESDAY...Clear. Lows 51-71. Highs 78-93. $$ CAZ232-012045- Imperial County And Eastern Riverside County- 143 AM PDT Thu Oct 1 2026 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................90-99. * 24 hr trend..................Little change. * Min Humidity....................19-26 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............Northeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................71-78. * 24 hr trend..................4 degrees warmer. * Max Humidity....................39-61 pct. * 24 hr trend..................10 pct drier. * Winds - 20 foot...Slope/Valley..Northeast 5 to 10 mph. * Winds...10000 FT MSL............East 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................91-100. * 24 hr trend..................Little change. * Min Humidity....................20-30 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............East 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .SATURDAY...Clear. Lows 74-80. Highs 91-100. Northeast winds 5 to 15 mph. .SUNDAY...Clear. Lows 73-80. Highs 92-101. Northeast winds 5 to 15 mph. .MONDAY...Clear. Lows 72-79. Highs 91-101. Northeast winds 5 to 15 mph. .TUESDAY...Clear. Lows 72-79. Highs 93-102. .WEDNESDAY...Clear. Lows 72-80. Highs 95-104. $$ CAZ230-012045- Joshua Tree National Park- 143 AM PDT Thu Oct 1 2026 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................84-94. * 24 hr trend..................Little change. * Min Humidity....................14-21 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..Light and variable in the morning becoming east 5 to 10 mph in the afternoon. * 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. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................64-73. * 24 hr trend..................3 degrees warmer. * Max Humidity....................38-47 pct. * 24 hr trend..................8 pct wetter. * Winds - 20 foot...Slope/Valley..Southeast 5 to 10 mph. * Winds...10000 FT MSL............Northeast 5 to 15 mph in the evening becoming southeast 10 to 20 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................82-94. * 24 hr trend..................Little change. * Min Humidity....................25-32 pct. * 24 hr trend..................11 pct wetter. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............East 10 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .SATURDAY...Clear. Lows 64-75. Highs 81-93. East winds 5 to 15 mph. .SUNDAY...Clear. Lows 63-74. Highs 81-94. East winds 5 to 15 mph. .MONDAY...Clear. Lows 63-73. Highs 81-93. Northeast winds 5 to 10 mph. .TUESDAY...Clear. Lows 63-72. Highs 82-95. .WEDNESDAY...Clear. Lows 64-74. Highs 85-97. $$ .8 TO 10 DAY OUTLOOK...Thursday October 8th through Saturday October 10th: Above normal temperatures and near median precipitation.