Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
987 FNUS55 KPSR 041902 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 1202 PM MST Sun Jan 4 2026 .DISCUSSION... Dry weather with temperatures slightly above normal will prevail through early this week. Despite the dry weather, moisture levels will remain elevated with minimum humidity values only falling into a 40-60% range following excellent overnight recovery above 80%. With the exception of some gusty westerly winds across portions of SE California during the afternoon/evening hours, wind speeds will remain relatively light with extended periods of nearly calm conditions and poor ventilation. Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-050715- 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- 1202 PM MST Sun Jan 4 2026 .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................47-57. * 24 hr trend..................Little change. * Max Humidity....................82-100 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............Southwest 25 to 35 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .MONDAY... * Sky/weather.....................Partly sunny. * Max Temperature.................63-70. * 24 hr trend..................3 degrees cooler. * Min Humidity....................44-54 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Southeast 5 to 10 mph in the morning becoming southwest in the afternoon. * Winds...10000 FT MSL............West 20 to 30 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. * Mixing Height for Phoenix.......5300 ft AGL. * Transport Wind for Phoenix......West 5 knots. * Dispersion for Phoenix..........Fair. .MONDAY NIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................46-56. * 24 hr trend..................Little change. * Max Humidity....................75-100 pct. * 24 hr trend..................5 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............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .TUESDAY... * Sky/weather.....................Partly sunny. * Max Temperature.................65-70. * 24 hr trend..................Little change. * Min Humidity....................42-51 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..East 5 to 10 mph in the morning becoming north in the afternoon. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. * Mixing Height for Phoenix.......4400 ft AGL. * Transport Wind for Phoenix......Northwest 2 knots. * Dispersion for Phoenix..........Marginal. .EXTENDED... .WEDNESDAY...Partly cloudy. Lows 44-54. Highs 64-69. Northwest winds 5 to 10 mph. .THURSDAY...Mostly clear with slight chance of showers. Lows 39-50. Highs 63-69. West winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 38-48. Highs 63-69. North winds 5 to 15 mph. .SATURDAY...Mostly clear. Lows 38-48. Highs 65-71. .SUNDAY...Mostly clear. Lows 39-49. Highs 67-73. $$ AZZ131-CAZ231-050715- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 1202 PM MST Sun Jan 4 2026 /1102 AM PST Sun Jan 4 2026/ .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................47-52. * 24 hr trend..................Little change. * Max Humidity....................85-100 pct. * 24 hr trend..................5 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............Southwest 30 to 40 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .MONDAY... * Sky/weather.....................Partly sunny. * Max Temperature.................67-72. * 24 hr trend..................Little change. * Min Humidity....................45-53 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..South 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...............0 percent. * Mixing Height for Yuma..........4300 ft AGL. * Transport Wind for Yuma.........South 4 knots. * Dispersion for Yuma.............Marginal. .MONDAY NIGHT... * Sky/weather.....................Partly cloudy in the evening becoming mostly cloudy after midnight. * Min Temperature.................48-53. * 24 hr trend..................Little change. * Max Humidity....................85-100 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..South 5 to 10 mph in the evening becoming mostly downslope/downvalley after midnight. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .TUESDAY... * Sky/weather.....................Mostly cloudy. * Max Temperature.................66-71. * 24 hr trend..................Little change. * Min Humidity....................47-56 pct. * 24 hr trend..................3 pct wetter. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. * Mixing Height for Yuma..........4900 ft AGL. * Transport Wind for Yuma.........Northwest 4 knots. * Dispersion for Yuma.............Marginal. .EXTENDED... .WEDNESDAY...Mostly clear. Lows 44-51. Highs 66-71. Northwest winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 40-50. Highs 66-71. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 37-47. Highs 64-69. North winds 10 to 20 mph. .SATURDAY...Mostly clear. Lows 37-47. Highs 65-70. .SUNDAY...Mostly clear. Lows 37-47. Highs 67-72. $$ AZZ133-050715- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 1202 PM MST Sun Jan 4 2026 .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................35-50. * 24 hr trend..................Little change. * Max Humidity....................83-100 pct. * 24 hr trend..................8 pct wetter. * Winds - 20 foot...Slope/Valley..Southwest 5 to 10 mph in the evening becoming mostly downslope/downvalley after midnight. * Winds...10000 FT MSL............Southwest 25 to 35 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............1 percent. .MONDAY... * Sky/weather.....................Partly sunny. * Max Temperature.................52-63. * 24 hr trend..................4 degrees cooler. * Min Humidity....................50-65 pct. * 24 hr trend..................7 pct wetter. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............West 20 to 30 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............3 percent. .MONDAY NIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................33-48. * 24 hr trend..................Little change. * Max Humidity....................75-99 pct. * 24 hr trend..................7 pct drier. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .TUESDAY... * Sky/weather.....................Partly sunny. * Max Temperature.................54-65. * 24 hr trend..................Little change. * Min Humidity....................40-51 pct. * 24 hr trend..................11 pct drier. * Winds - 20 foot...Slope/Valley..East 5 to 10 mph in the morning becoming southwest in the afternoon. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .WEDNESDAY...Partly cloudy with chance of showers. Lows 34-48. Highs 53-64. South winds 5 to 10 mph. .THURSDAY...Partly cloudy with chance of showers. Lows 28-48. Highs 50-63. West winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 26-42. Highs 51-64. Northeast winds 5 to 15 mph. .SATURDAY...Mostly clear. Lows 26-44. Highs 53-67. .SUNDAY...Clear. Lows 27-44. Highs 55-68. $$ CAZ232-050715- Imperial County And Eastern Riverside County- 1102 AM PST Sun Jan 4 2026 .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................48-54. * 24 hr trend..................Little change. * Max Humidity....................78-99 pct. * 24 hr trend..................10 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............Southwest 30 to 40 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .MONDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................62-71. * 24 hr trend..................Little change. * Min Humidity....................41-59 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Southwest 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...............0 percent. .MONDAY NIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................48-54. * 24 hr trend..................Little change. * Max Humidity....................73-95 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 10 mph in the evening becoming northwest after midnight. * Winds...10000 FT MSL............Southwest 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .TUESDAY... * Sky/weather.....................Partly sunny. * Max Temperature.................62-70. * 24 hr trend..................Little change. * Min Humidity....................45-60 pct. * 24 hr trend..................3 pct wetter. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .WEDNESDAY...Mostly clear. Lows 46-53. Highs 62-71. Northwest winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 43-52. Highs 63-71. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 42-50. Highs 61-70. North winds 10 to 20 mph. .SATURDAY...Mostly clear. Lows 42-49. Highs 62-71. .SUNDAY...Mostly clear. Lows 42-50. Highs 64-72. $$ CAZ230-050715- Joshua Tree National Park- 1102 AM PST Sun Jan 4 2026 .TONIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................40-48. * 24 hr trend..................3 degrees cooler. * Max Humidity....................83-100 pct. * 24 hr trend..................7 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............West 25 to 35 mph. * Chance of Precip................10 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .MONDAY... * Sky/weather.....................Mostly sunny. * Max Temperature.................51-64. * 24 hr trend..................Little change. * Min Humidity....................45-65 pct. * 24 hr trend..................4 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 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...............0 percent. .MONDAY NIGHT... * Sky/weather.....................Partly cloudy. * Min Temperature.................38-48. * 24 hr trend..................Little change. * Max Humidity....................76-93 pct. * 24 hr trend..................7 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .TUESDAY... * Sky/weather.....................Partly sunny. * Max Temperature.................52-63. * 24 hr trend..................Little change. * Min Humidity....................50-62 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Northwest 5 to 10 mph in the morning becoming east in the afternoon. * Winds...10000 FT MSL............Southwest 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * Chance of Thunder...............0 percent. .EXTENDED... .WEDNESDAY...Mostly clear. Lows 37-47. Highs 53-64. Northwest winds 5 to 10 mph. .THURSDAY...Mostly clear. Lows 35-46. Highs 53-64. Northwest winds 5 to 15 mph. .FRIDAY...Mostly clear. Lows 35-44. Highs 51-62. North winds 5 to 15 mph. .SATURDAY...Mostly clear. Lows 35-44. Highs 52-63. .SUNDAY...Mostly clear. Lows 37-46. Highs 55-65. $$ .8 TO 10 DAY OUTLOOK...Monday January 12th through Wednesday January 14th: Near normal temperatures and near median precipitation.