941 FNUS55 KPSR 300740 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 1240 AM MST Tue Dec 30 2025 .DISCUSSION... With temperatures remaining slightly above normal, dry conditions will give way to a rapid increase in moisture Wednesday. Minimum humidity levels in a 20-30% range at lower elevations, and somewhat higher in far eastern districts today will increase closer to 25-40% Wednesday. Enhanced north to northeast winds will be common again today, particularly across ridge tops of eastern districts where gusts of 20-30 mph will be possible through early afternoon. Speeds should relax by Wednesday as clouds and humidity levels increase. Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-301945- 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- 1240 AM MST Tue Dec 30 2025 .TODAY... * Sky/weather.....................Partly sunny. * Max Temperature.................68-76. * 24 hr trend..................Little change. * Min Humidity....................17-28 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..Northeast 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...............0 percent. * Mixing Height for Phoenix.......900 ft AGL. * Transport Wind for Phoenix......East 5 knots. * Dispersion for Phoenix..........Poor. .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................50-60. * 24 hr trend..................3 degrees warmer. * Max Humidity....................32-55 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............Light and variable in the evening becoming south 10 to 20 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .WEDNESDAY... * Sky/weather.....................Mostly cloudy. Slight chance of showers in the afternoon. * Max Temperature.................65-73. * 24 hr trend..................4 degrees cooler. * Min Humidity....................27-41 pct. * 24 hr trend..................12 pct wetter. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............South 25 to 35 mph. * Chance of Precip................0 percent in the morning becoming 20 percent in the afternoon. * CWR (>= 0.10 IN)................10 percent west portion...0 percent east portion. * Chance of Thunder...............1 percent. * Mixing Height for Phoenix.......600 ft AGL. * Transport Wind for Phoenix......Northwest 3 knots. * Dispersion for Phoenix..........Poor. .EXTENDED... .THURSDAY...Partly cloudy with chance of showers. Lows 51-61. Highs 63-70. Southeast winds 5 to 10 mph. .FRIDAY...Partly cloudy. Lows 50-60. Highs 66-71. East winds 5 to 10 mph. .SATURDAY...Partly cloudy. Lows 48-58. Highs 66-71. Northeast winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows 47-57. Highs 67-72. .MONDAY...Partly cloudy. Lows 46-56. Highs 67-72. $$ AZZ131-CAZ231-301945- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 1240 AM MST Tue Dec 30 2025 /1140 PM PST Mon Dec 29 2025/ .TODAY... * Sky/weather.....................Partly sunny. * Max Temperature.................69-74. * 24 hr trend..................3 degrees warmer. * Min Humidity....................17-21 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..North 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...............0 percent. * Mixing Height for Yuma..........900 ft AGL. * Transport Wind for Yuma.........North 14 knots. * Dispersion for Yuma.............Marginal. .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................48-57. * 24 hr trend..................3 degrees warmer. * Max Humidity....................32-48 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............South 5 to 15 mph in the evening becoming southeast 15 to 25 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .WEDNESDAY... * Sky/weather.....................Mostly cloudy. Chance of showers in the afternoon. * Max Temperature.................61-66. * 24 hr trend..................7 degrees cooler. * Min Humidity....................28-35 pct. * 24 hr trend..................13 pct wetter. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............South 25 to 35 mph. * Chance of Precip................0 percent in the morning becoming 30 percent in the afternoon. * CWR (>= 0.10 IN)................10 percent. * Chance of Thunder...............1 percent. * Mixing Height for Yuma..........600 ft AGL. * Transport Wind for Yuma.........Northeast 6 knots. * Dispersion for Yuma.............Poor. .EXTENDED... .THURSDAY...Partly cloudy with chance of showers. Lows 49-54. Highs 64-69. East winds 5 to 10 mph. .FRIDAY...Partly cloudy. Lows 49-54. Highs 66-71. Northwest winds 5 to 10 mph. .SATURDAY...Partly cloudy. Lows 47-54. Highs 67-72. West winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows 47-52. Highs 68-73. .MONDAY...Partly cloudy. Lows 45-52. Highs 68-73. $$ AZZ133-301945- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 1240 AM MST Tue Dec 30 2025 .TODAY... * Sky/weather.....................Partly sunny. * Max Temperature.................57-71. * 24 hr trend..................Little change. * Min Humidity....................21-38 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............Southeast 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. .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................36-53. * 24 hr trend..................4 degrees warmer. * Max Humidity....................38-64 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............Light and variable in the evening becoming southwest 10 to 20 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .WEDNESDAY... * Sky/weather.....................Partly sunny. Slight chance of showers in the afternoon. * Max Temperature.................60-71. * 24 hr trend..................Little change. * Min Humidity....................29-41 pct. * 24 hr trend..................6 pct wetter. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............Southwest 20 to 30 mph. * Chance of Precip................0 percent in the morning becoming 10 percent in the afternoon. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .THURSDAY...Showers and slight chance of thunderstorms. Lows 44-56. Highs 54-66. South winds 5 to 10 mph. .FRIDAY...Partly cloudy with chance of showers. Lows 39-56. Highs 55-67. Southwest winds 5 to 10 mph. .SATURDAY...Partly cloudy. Lows 37-52. Highs 57-68. East winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows 37-50. Highs 58-69. .MONDAY...Partly cloudy. Lows 36-50. Highs 57-69. $$ CAZ232-301945- Imperial County And Eastern Riverside County- 1140 PM PST Mon Dec 29 2025 .TODAY... * Sky/weather.....................Partly sunny. * Max Temperature.................66-74. * 24 hr trend..................3 degrees warmer. * Min Humidity....................16-21 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..North 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...............0 percent. .TONIGHT... * Sky/weather.....................Partly cloudy in the evening becoming mostly cloudy after midnight. * Min Temperature.................51-59. * 24 hr trend..................4 degrees warmer. * Max Humidity....................25-43 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph. * Winds...10000 FT MSL............South 5 to 15 mph in the evening becoming southeast 15 to 25 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .WEDNESDAY... * Sky/weather.....................Mostly cloudy. Slight chance of showers in the morning becoming chance of showers in the afternoon. * Max Temperature.................60-68. * 24 hr trend..................6 degrees cooler. * Min Humidity....................23-35 pct. * 24 hr trend..................11 pct wetter. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............South 25 to 35 mph. * Chance of Precip................30 percent. * CWR (>= 0.10 IN)................10 percent. * Chance of Thunder...............1 percent. .EXTENDED... .THURSDAY...Partly cloudy with chance of showers. Lows 47-54. Highs 59-66. Northwest winds 5 to 10 mph. .FRIDAY...Partly cloudy. Lows 47-55. Highs 62-71. Northwest winds 5 to 10 mph. .SATURDAY...Partly cloudy. Lows 48-55. Highs 63-72. West winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows 48-54. Highs 64-72. .MONDAY...Partly cloudy. Lows 48-54. Highs 64-72. $$ CAZ230-301945- Joshua Tree National Park- 1140 PM PST Mon Dec 29 2025 .TODAY... * Sky/weather.....................Partly sunny. * Max Temperature.................57-67. * 24 hr trend..................5 degrees warmer. * Min Humidity....................16-23 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..North 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...............0 percent. .TONIGHT... * Sky/weather.....................Partly cloudy in the evening becoming mostly cloudy after midnight. * Min Temperature.................45-53. * 24 hr trend..................6 degrees warmer. * Max Humidity....................27-36 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..North 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...............0 percent. .WEDNESDAY... * Sky/weather.....................Mostly cloudy. Slight chance of showers in the morning becoming chance of showers in the afternoon. * Max Temperature.................54-62. * 24 hr trend..................4 degrees cooler. * Min Humidity....................25-31 pct. * 24 hr trend..................8 pct wetter. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............Southeast 25 to 35 mph in the morning becoming southwest in the afternoon. * Chance of Precip................40 percent. * CWR (>= 0.10 IN)................20 percent. * Chance of Thunder...............1 percent. .EXTENDED... .THURSDAY...Showers likely. Lows 39-49. Highs 50-61. South winds 5 to 10 mph. .FRIDAY...Partly cloudy. Lows 39-49. Highs 53-64. Southwest winds 5 to 10 mph. .SATURDAY...Partly cloudy. Lows 39-49. Highs 55-66. Southwest winds 5 to 10 mph. .SUNDAY...Partly cloudy. Lows 39-48. Highs 54-65. .MONDAY...Partly cloudy. Lows 40-48. Highs 54-65. $$ .8 TO 10 DAY OUTLOOK...Tuesday January 6th through Thursday January 8th: Above normal temperatures and near median precipitation.