Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
559 FNUS55 KPSR 250755 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 1255 AM MST Wed Sep 25 2024 .DISCUSSION... Strong high pressure will persist over the region through at least the weekend resulting in well above normal temperatures and continued dry conditions. Lower desert highs temperatures are likely to reach 10-13 degrees above normal starting today and through the weekend. MinRHs will continue to dip down to around 10% over the lower deserts to 15-20% over higher terrain areas through the rest of the week, while winds remain light generally following diurnal wind patterns. Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-252000- 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- 1255 AM MST Wed Sep 25 2024 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................103-109. * 24 hr trend..................Little change. * Min Humidity....................9-13 pct. * 24 hr trend..................3 pct wetter. * Winds - 20 foot...Slope/Valley..East 5 to 10 mph in the morning becoming southeast in the afternoon. * Winds...10000 FT MSL............Southeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........4 low potential for large plume dominated fire growth. * Mixing Height for Phoenix.......14200 ft AGL. * Transport Wind for Phoenix......Southeast 9 knots. * Dispersion for Phoenix..........Excellent. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................72-82. * 24 hr trend..................Little change. * Max Humidity....................25-41 pct. * 24 hr trend..................9 pct wetter. * Winds - 20 foot...Slope/Valley..South 5 to 10 mph in the evening becoming southeast after midnight. * Winds...10000 FT MSL............Southeast 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .THURSDAY... * Sky/weather.....................Sunny. * Max Temperature.................102-108. * 24 hr trend..................Little change. * Min Humidity....................10-14 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..East 5 to 10 mph in the morning becoming southwest in the afternoon. * Winds...10000 FT MSL............Southeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........4 low potential for large plume dominated fire growth. * Mixing Height for Phoenix.......8200 ft AGL. * Transport Wind for Phoenix......South 3 knots. * Dispersion for Phoenix..........Fair. .EXTENDED... .FRIDAY...Clear. Lows 74-84. Highs 105-110. North winds 5 to 10 mph. Minimum relative humidity may be lower than 15 percent. .SATURDAY...Clear. Lows 75-85. Highs 106-112. Southeast winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 73-83. Highs 103-110. South winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .MONDAY...Mostly clear. Lows 73-83. Highs 103-109. .TUESDAY...Mostly clear. Lows 73-83. Highs 102-109. $$ AZZ131-CAZ231-252000- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 1255 AM MST Wed Sep 25 2024 /1255 AM PDT Wed Sep 25 2024/ .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................105-110. * 24 hr trend..................Little change. * Min Humidity....................7-11 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..North 5 to 10 mph in the morning becoming northwest in the afternoon. * Winds...10000 FT MSL............Southeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........4 low potential for large plume dominated fire growth. * Mixing Height for Yuma..........7400 ft AGL. * Transport Wind for Yuma.........South 5 knots. * Dispersion for Yuma.............Fair. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................71-76. * 24 hr trend..................Little change. * Max Humidity....................31-52 pct. * 24 hr trend..................12 pct wetter. * Winds - 20 foot...Slope/Valley..Southwest 5 to 10 mph in the evening becoming southeast after midnight. * Winds...10000 FT MSL............Southeast 10 to 20 mph in the evening becoming 20 to 30 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .THURSDAY... * Sky/weather.....................Sunny. * Max Temperature.................103-108. * 24 hr trend..................Little change. * Min Humidity....................9-13 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..North 5 to 10 mph in the morning becoming west in the afternoon. * Winds...10000 FT MSL............Southeast 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........4 low potential for large plume dominated fire growth. * Mixing Height for Yuma..........7500 ft AGL. * Transport Wind for Yuma.........South 5 knots. * Dispersion for Yuma.............Fair. .EXTENDED... .FRIDAY...Clear. Lows 72-79. Highs 105-110. Northwest winds 5 to 10 mph. Minimum relative humidity may be lower than 15 percent. .SATURDAY...Clear. Lows 74-79. Highs 107-112. West winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 72-77. Highs 104-109. Southwest winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .MONDAY...Mostly clear. Lows 72-77. Highs 104-109. .TUESDAY...Mostly clear. Lows 72-77. Highs 104-109. $$ AZZ133-252000- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 1255 AM MST Wed Sep 25 2024 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................87-105. * 24 hr trend..................Little change. * Min Humidity....................12-19 pct. * 24 hr trend..................3 pct wetter. * 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. * LAL.............................1. * Haines High Level Index.........4 low potential for large plume dominated fire growth. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................62-79. * 24 hr trend..................3 degrees warmer. * Max Humidity....................27-45 pct. * 24 hr trend..................6 pct wetter. * Winds - 20 foot...Slope/Valley..East 5 to 15 mph. * Winds...10000 FT MSL............Southeast 20 to 30 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .THURSDAY... * Sky/weather.....................Sunny. * Max Temperature.................88-105. * 24 hr trend..................Little change. * Min Humidity....................13-20 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Southeast 5 to 15 mph. * Winds...10000 FT MSL............Southeast 10 to 20 mph in the morning becoming light and variable in the afternoon. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........3 very low potential for large plume dominated fire growth. .EXTENDED... .FRIDAY...Clear. Lows 60-78. Highs 90-107. East winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .SATURDAY...Clear. Lows 62-79. Highs 90-108. East winds 10 to 20 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Mostly clear. Lows 60-79. Highs 88-106. East winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .MONDAY...Mostly clear. Lows 60-77. Highs 89-105. .TUESDAY...Mostly clear. Lows 58-77. Highs 86-102. $$ CAZ232-252000- Imperial County And Eastern Riverside County- 1255 AM PDT Wed Sep 25 2024 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................100-109. * 24 hr trend..................Little change. * Min Humidity....................7-12 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..North 5 to 10 mph in the morning becoming northeast in the afternoon. * Winds...10000 FT MSL............Southeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........3 very low potential for large plume dominated fire growth. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................72-79. * 24 hr trend..................Little change. * Max Humidity....................21-49 pct. * 24 hr trend..................8 pct wetter. * Winds - 20 foot...Slope/Valley..Northwest 5 to 15 mph. * Winds...10000 FT MSL............Southeast 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .THURSDAY... * Sky/weather.....................Sunny. * Max Temperature.................99-107. * 24 hr trend..................Little change. * Min Humidity....................9-13 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..North 5 to 10 mph in the morning becoming southeast in the afternoon. * Winds...10000 FT MSL............Southeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........4 low potential for large plume dominated fire growth. .EXTENDED... .FRIDAY...Clear. Lows 73-82. Highs 100-109. Northwest winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .SATURDAY...Clear. Lows 74-82. Highs 101-111. West winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 73-79. Highs 98-108. West winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .MONDAY...Clear. Lows 73-81. Highs 99-108. .TUESDAY...Mostly clear. Lows 74-81. Highs 99-108. $$ CAZ230-252000- Joshua Tree National Park- 1255 AM PDT Wed Sep 25 2024 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................89-102. * 24 hr trend..................Little change. * Min Humidity....................8-12 pct. * 24 hr trend..................Little change. * Winds - 20 foot...Slope/Valley..Northwest 5 to 10 mph in the morning becoming southeast in the afternoon. * Winds...10000 FT MSL............South 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........4 low potential for large plume dominated fire growth. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................66-75. * 24 hr trend..................Little change. * Max Humidity....................23-28 pct. * 24 hr trend..................4 pct wetter. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............Southeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .THURSDAY... * Sky/weather.....................Sunny. * Max Temperature.................88-101. * 24 hr trend..................Little change. * Min Humidity....................9-13 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............Southeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........4 low potential for large plume dominated fire growth. .EXTENDED... .FRIDAY...Clear. Lows 67-78. Highs 90-103. Northwest winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .SATURDAY...Clear. Lows 66-78. Highs 90-105. West winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 66-75. Highs 88-102. West winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .MONDAY...Clear. Lows 66-76. Highs 88-102. .TUESDAY...Mostly clear. Lows 67-76. Highs 88-102. $$ .8 TO 10 DAY OUTLOOK...Wednesday October 2nd through Friday October 4th: Above normal temperatures and below median precipitation.