Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
049 FNUS55 KPSR 061903 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 1203 PM MST Sun Sep 6 2026 .DISCUSSION... Temperatures will be slightly below normal across SE CA today. Otherwise, temperatures will be near to slightly above normal elsewhere. Rain chances today will be confined to Joshua Tree National Park, with chances for wetting rainfall very low. Otherwise, dry conditions are expected. MinRH`s will be around 20-30% area wide today with slightly lower values for Monday and Tuesday along with good overnight recoveries. Some elevated afternoon/early evening breeziness out of the northwest is expected today with peak gusts of 20-30 mph. A more typical diurnal wind pattern with some occasional afternoon upslope breeziness can be expected during the first half of the week. ...Thunderstorms imply gusty winds... Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-070715- 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- 1203 PM MST Sun Sep 6 2026 .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................77-87. * 24 hr trend..................Little change. * Max Humidity....................40-52 pct. * 24 hr trend..................Little RH change. * 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...............3 percent. .MONDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................99-107. * 24 hr trend..................Little change. * Min Humidity....................19-25 pct. * 24 hr trend..................Little RH change. * 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...............2 percent. * Mixing Height for Phoenix.......11600 ft AGL. * Transport Wind for Phoenix......West 10 knots. * Dispersion for Phoenix..........Excellent. .MONDAY NIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................79-89. * 24 hr trend..................Little change. * Max Humidity....................39-47 pct. * 24 hr trend..................Little RH change. * 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...............1 percent. .TUESDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................102-108. * 24 hr trend..................Little change. * Min Humidity....................18-22 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..West 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. * Mixing Height for Phoenix.......10100 ft AGL. * Transport Wind for Phoenix......Northwest 5 knots. * Dispersion for Phoenix..........Good. .EXTENDED... .WEDNESDAY...Mostly clear. Lows 81-91. Highs 102-107. Southwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Lows 81-91. Highs 102-108. Southwest winds 5 to 15 mph. .FRIDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 77-87. Highs 100-106. Southwest winds 10 to 20 mph. .SATURDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 76-86. Highs 96-103. .SUNDAY...Mostly clear. Lows 75-85. Highs 95-102. $$ AZZ131-CAZ231-070715- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 1203 PM MST Sun Sep 6 2026 /1203 PM PDT Sun Sep 6 2026/ .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................78-84. * 24 hr trend..................Little change. * Max Humidity....................46-60 pct. * 24 hr trend..................11 pct wetter. * Winds - 20 foot...Slope/Valley..North 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...............3 percent. .MONDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................101-107. * 24 hr trend..................3 degrees warmer. * Min Humidity....................22-28 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph. * Winds...10000 FT MSL............Southwest 10 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............2 percent. * Mixing Height for Yuma..........10600 ft AGL. * Transport Wind for Yuma.........Northwest 8 knots. * Dispersion for Yuma.............Good. .MONDAY NIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................81-86. * 24 hr trend..................3 degrees warmer. * Max Humidity....................42-51 pct. * 24 hr trend..................6 pct drier. * Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph. * Winds...10000 FT MSL............Northwest 5 to 15 mph in the evening becoming light and variable after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............1 percent. .TUESDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................104-109. * 24 hr trend..................3 degrees warmer. * 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............Light and variable. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............2 percent. * Mixing Height for Yuma..........11000 ft AGL. * Transport Wind for Yuma.........South 6 knots. * Dispersion for Yuma.............Fair. .EXTENDED... .WEDNESDAY...Mostly clear. Lows 82-87. Highs 104-109. South winds 5 to 15 mph. .THURSDAY...Mostly clear. Lows 83-88. Highs 105-110. South winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 81-87. Highs 104-109. South winds 10 to 20 mph. .SATURDAY...Mostly clear. Lows 77-85. Highs 101-106. .SUNDAY...Clear. Lows 77-82. Highs 99-104. $$ AZZ133-070715- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 1203 PM MST Sun Sep 6 2026 .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................66-81. * 24 hr trend..................Little change. * Max Humidity....................41-63 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..West 5 to 10 mph in the evening becoming north after midnight. * Winds...10000 FT MSL............Southwest 10 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............5 percent. .MONDAY... * Sky/weather.....................Partly sunny. * Max Temperature.................88-103. * 24 hr trend..................Little change. * Min Humidity....................17-27 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..North 5 to 10 mph in the morning becoming west 5 to 15 mph in the afternoon. * Winds...10000 FT MSL............Light and variable in the morning becoming west 5 to 15 mph in the afternoon. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............4 percent. .MONDAY NIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................65-81. * 24 hr trend..................Little change. * Max Humidity....................38-63 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..West 5 to 10 mph in the evening becoming northeast after midnight. * Winds...10000 FT MSL............Light and variable. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............1 percent. .TUESDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................90-105. * 24 hr trend..................Little change. * Min Humidity....................17-26 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..East 5 to 10 mph in the morning becoming west in the afternoon. * Winds...10000 FT MSL............Light and variable. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............2 percent. .EXTENDED... .WEDNESDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 66-83. Highs 90-104. South winds 5 to 10 mph. .THURSDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 65-83. Highs 88-103. Southwest winds 5 to 15 mph. .FRIDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 63-82. Highs 85-99. Southwest winds 5 to 15 mph. .SATURDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 62-78. Highs 81-95. .SUNDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 61-77. Highs 81-95. $$ CAZ232-070715- Imperial County And Eastern Riverside County- 1203 PM PDT Sun Sep 6 2026 .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................76-85. * 24 hr trend..................Little change. * Max Humidity....................49-70 pct. * 24 hr trend..................11 pct wetter. * Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph. * Winds...10000 FT MSL............Southwest 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............4 percent. .MONDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................95-105. * 24 hr trend..................5 degrees warmer. * Min Humidity....................24-34 pct. * 24 hr trend..................5 pct drier. * 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...............3 percent. .MONDAY NIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................79-86. * 24 hr trend..................3 degrees warmer. * Max Humidity....................43-63 pct. * 24 hr trend..................7 pct drier. * Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph. * Winds...10000 FT MSL............West 5 to 15 mph in the evening becoming light and variable after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............3 percent. .TUESDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................99-108. * 24 hr trend..................3 degrees warmer. * Min Humidity....................20-29 pct. * 24 hr trend..................4 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...............2 percent. .EXTENDED... .WEDNESDAY...Mostly clear. Lows 83-89. Highs 100-109. Southwest winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 83-89. Highs 100-110. Southwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 78-89. Highs 100-110. South winds 10 to 20 mph. .SATURDAY...Mostly clear. Lows 75-85. Highs 97-107. .SUNDAY...Clear. Lows 75-82. Highs 94-104. $$ CAZ230-070715- Joshua Tree National Park- 1203 PM PDT Sun Sep 6 2026 .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................67-76. * 24 hr trend..................Little change. * Max Humidity....................64-81 pct. * 24 hr trend..................12 pct wetter. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............Southwest 20 to 30 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............4 percent. .MONDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................82-95. * 24 hr trend..................8 degrees warmer. * Min Humidity....................31-44 pct. * 24 hr trend..................5 pct drier. * Winds - 20 foot...Slope/Valley..West 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...............7 percent. .MONDAY NIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................69-80. * 24 hr trend..................Little change. * Max Humidity....................52-66 pct. * 24 hr trend..................12 pct drier. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............Southwest 10 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............3 percent. .TUESDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................86-100. * 24 hr trend..................4 degrees warmer. * Min Humidity....................23-37 pct. * 24 hr trend..................7 pct drier. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............South 5 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............4 percent. .EXTENDED... .WEDNESDAY...Mostly clear. Lows 71-85. Highs 88-103. Northwest winds 5 to 15 mph. .THURSDAY...Mostly clear. Lows 72-85. Highs 90-104. West winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 68-85. Highs 89-104. Southwest winds 10 to 20 mph. .SATURDAY...Clear. Lows 65-80. Highs 86-101. .SUNDAY...Clear. Lows 65-77. Highs 84-98. $$ .8 TO 10 DAY OUTLOOK...Monday September 14th through Wednesday September 16th: Near normal temperatures and above median precipitation.