


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
128 FNUS55 KPSR 170801 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 101 AM MST Thu Jul 17 2025 .DISCUSSION... Below normal temperatures and increased humidities will continue today before drying occurs Friday into the weekend. Expect scattered showers and a few isolated thunderstorms today with very limited chances on Friday. Afternoon MinRHs will stay between 25-30% today before dropping closer to 20% Friday and into the teens this weekend. Winds over the next few days should mostly follow diurnal patterns with only light periodic breezes in the afternoon. Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-172015- 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- 101 AM MST Thu Jul 17 2025 .TODAY... * Sky/weather.....................Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. * Max Temperature.................96-103. * 24 hr trend..................Little change. * Min Humidity....................22-29 pct. * 24 hr trend..................4 pct drier. * Winds - 20 foot...Slope/Valley..Southeast 5 to 10 mph in the morning becoming southwest in the afternoon. * Winds...10000 FT MSL............South 10 to 20 mph. * Chance of Precip................10 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............6 percent. * Mixing Height for Phoenix.......10500 ft AGL. * Transport Wind for Phoenix......Southwest 6 knots. * Dispersion for Phoenix..........Good. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................77-87. * 24 hr trend..................Little change. * Max Humidity....................43-54 pct. * 24 hr trend..................10 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............South 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............4 percent. .FRIDAY... * Sky/weather.....................Mostly sunny. Slight chance of showers . slight chance of thunderstorms in the afternoon. * Max Temperature.................100-106. * 24 hr trend..................3 degrees warmer. * Min Humidity....................18-22 pct. * 24 hr trend..................5 pct drier. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............South 10 to 20 mph. * Chance of Precip................10 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............7 percent. * Mixing Height for Phoenix.......11400 ft AGL. * Transport Wind for Phoenix......Southwest 5 knots. * Dispersion for Phoenix..........Fair. .EXTENDED... .SATURDAY...Mostly clear. Lows 76-86. Highs 101-107. Southwest winds 5 to 15 mph. .SUNDAY...Mostly clear. Lows 76-86. Highs 100-106. South winds 5 to 15 mph. .MONDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 76-86. Highs 98-105. South winds 5 to 15 mph. .TUESDAY...Partly cloudy. Lows 76-86. Highs 98-105. .WEDNESDAY...Partly cloudy. Lows 76-86. Highs 99-105. $$ AZZ131-CAZ231-172015- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 101 AM MST Thu Jul 17 2025 /101 AM PDT Thu Jul 17 2025/ .TODAY... * Sky/weather.....................Partly sunny. Chance of showers in the morning. * Max Temperature.................99-104. * 24 hr trend..................Little change. * Min Humidity....................23-31 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............East 5 to 15 mph in the morning becoming south in the afternoon. * Chance of Precip................20 percent in the morning becoming 10 percent in the afternoon. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............5 percent. * Mixing Height for Yuma..........10200 ft AGL. * Transport Wind for Yuma.........South 11 knots. * Dispersion for Yuma.............Excellent. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................77-82. * 24 hr trend..................Little change. * Max Humidity....................49-67 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............South 5 to 15 mph in the evening becoming 15 to 25 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............3 percent. .FRIDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................102-107. * 24 hr trend..................Little change. * Min Humidity....................18-25 pct. * 24 hr trend..................6 pct drier. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............Southeast 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............4 percent. * Mixing Height for Yuma..........10900 ft AGL. * Transport Wind for Yuma.........South 12 knots. * Dispersion for Yuma.............Excellent. .EXTENDED... .SATURDAY...Clear. Lows 75-80. Highs 103-108. South winds 5 to 15 mph. .SUNDAY...Clear. Lows 75-80. Highs 103-108. South winds 10 to 20 mph. .MONDAY...Mostly clear. Lows 76-81. Highs 101-106. South winds 10 to 20 mph. .TUESDAY...Mostly clear. Lows 76-81. Highs 101-106. .WEDNESDAY...Partly cloudy. Lows 75-80. Highs 102-107. $$ AZZ133-172015- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 101 AM MST Thu Jul 17 2025 .TODAY... * Sky/weather.....................Partly sunny. Slight chance of showers and thunderstorms in the afternoon. * Max Temperature.................83-98. * 24 hr trend..................Little change. * Min Humidity....................24-35 pct. * 24 hr trend..................4 pct drier. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............South 10 to 15 mph. * Chance of Precip................10 percent in the morning becoming 20 percent in the afternoon. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............13 percent. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................62-80. * 24 hr trend..................Little change. * Max Humidity....................45-67 pct. * 24 hr trend..................15 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...............6 percent. .FRIDAY... * Sky/weather.....................Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. * Max Temperature.................88-102. * 24 hr trend..................5 degrees warmer. * Min Humidity....................17-24 pct. * 24 hr trend..................9 pct drier. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............South 5 to 15 mph in the morning becoming light and variable in the afternoon. * Chance of Precip................0 percent in the morning becoming 10 percent in the afternoon. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............13 percent. .EXTENDED... .SATURDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 63-81. Highs 88-102. West winds 5 to 15 mph. .SUNDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 64-81. Highs 88-102. Southwest winds 5 to 15 mph. .MONDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 63-81. Highs 87-101. Southwest winds 5 to 15 mph. .TUESDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 63-79. Highs 87-101. .WEDNESDAY...Partly cloudy with slight chance of showers and thunderstorms. Lows 63-80. Highs 87-100. $$ CAZ232-172015- Imperial County And Eastern Riverside County- 101 AM PDT Thu Jul 17 2025 .TODAY... * Sky/weather.....................Partly sunny. * Max Temperature.................93-103. * 24 hr trend..................3 degrees cooler. * Min Humidity....................22-31 pct. * 24 hr trend..................5 pct wetter. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............East 10 to 20 mph. * Chance of Precip................10 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............5 percent. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................76-83. * 24 hr trend..................Little change. * Max Humidity....................41-69 pct. * 24 hr trend..................4 pct wetter. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............East 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............2 percent. .FRIDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................96-106. * 24 hr trend..................3 degrees warmer. * Min Humidity....................16-24 pct. * 24 hr trend..................6 pct drier. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............Southeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............4 percent. .EXTENDED... .SATURDAY...Clear. Lows 76-83. Highs 98-108. South winds 5 to 15 mph. .SUNDAY...Clear. Lows 76-83. Highs 98-108. South winds 5 to 15 mph. .MONDAY...Mostly clear. Lows 75-82. Highs 97-106. South winds 5 to 15 mph. .TUESDAY...Mostly clear. Lows 74-81. Highs 96-106. .WEDNESDAY...Mostly clear. Lows 74-82. Highs 97-107. $$ CAZ230-172015- Joshua Tree National Park- 101 AM PDT Thu Jul 17 2025 .TODAY... * Sky/weather.....................Partly sunny. Slight chance of showers in the afternoon. * Max Temperature.................83-95. * 24 hr trend..................6 degrees cooler. * Min Humidity....................25-34 pct. * 24 hr trend..................10 pct wetter. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............Southeast 5 to 15 mph. * Chance of Precip................10 percent in the morning becoming 20 percent in the afternoon. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............7 percent. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................67-78. * 24 hr trend..................Little change. * Max Humidity....................43-55 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............North 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...............5 percent. .FRIDAY... * Sky/weather.....................Mostly sunny. Slight chance of showers and thunderstorms in the afternoon. * Max Temperature.................86-100. * 24 hr trend..................4 degrees warmer. * Min Humidity....................18-24 pct. * 24 hr trend..................8 pct drier. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............Southeast 10 to 15 mph. * Chance of Precip................0 percent in the morning becoming 10 percent in the afternoon. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............14 percent. .EXTENDED... .SATURDAY...Clear. Lows 68-79. Highs 88-101. Southwest winds 5 to 15 mph. .SUNDAY...Clear. Lows 68-79. Highs 88-102. Southwest winds 5 to 15 mph. .MONDAY...Mostly clear. Lows 66-78. Highs 87-101. South winds 10 to 20 mph. .TUESDAY...Mostly clear. Lows 66-76. Highs 86-101. .WEDNESDAY...Partly cloudy. Lows 66-77. Highs 87-101. $$ .8 TO 10 DAY OUTLOOK...Thursday July 24th through Saturday July 26th: Above normal temperatures and below median precipitation.