Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Phoenix, AZ
Issued by NWS Phoenix, AZ
788 FNUS55 KPSR 040751 FWFPSR Fire Weather Planning Forecast for Southwest and South-Central Arizona and Southeast California National Weather Service Phoenix AZ 1251 AM MST Thu Jul 4 2024 .DISCUSSION... Hot and dry conditions will prevail across the area through at least the weekend as strong high pressure settles in from the northwest. Excessively hot temperatures with highs generally between 112-117 degrees are expected across the lower deserts each day through early next week. Daily MinRH values through the weekend will fall between 5-15% across the lower deserts, while higher terrain areas in Arizona will mostly see 10-20%. Winds will follow diurnal trends, occasionally gusting to 20 mph during the afternoon hours. The combination of the very hot and dry conditions will lead to an increased fire danger threat. Note...Additional Fire Weather Forecast information can be found in the Area Forecast Discussion. See product PHXAFDPSR. AZZ132-042000- 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- 1251 AM MST Thu Jul 4 2024 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................107-113. * 24 hr trend..................Little change. * Min Humidity....................12-17 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............North 10 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........6 high potential for large plume dominated fire growth. * Mixing Height for Phoenix.......8300 ft AGL. * Transport Wind for Phoenix......West 11 knots. * Dispersion for Phoenix..........Very good. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................80-90. * 24 hr trend..................Little change. * Max Humidity....................30-51 pct. * 24 hr trend..................12 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............North 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................110-116. * 24 hr trend..................Little change. * Min Humidity....................6-12 pct. * 24 hr trend..................6 pct drier. * Winds - 20 foot...Slope/Valley..South 5 to 10 mph in the morning becoming west in the afternoon. * Winds...10000 FT MSL............Northeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........6 high potential for large plume dominated fire growth. * Mixing Height for Phoenix.......8900 ft AGL. * Transport Wind for Phoenix......Southwest 6 knots. * Dispersion for Phoenix..........Fair. .EXTENDED... .SATURDAY...Clear. Lows 80-90. Highs 109-115. Southwest winds 10 to 20 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 80-90. Highs 108-114. Southwest winds 10 to 20 mph. .MONDAY...Clear. Lows 80-90. Highs 110-116. Southwest winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .TUESDAY...Mostly clear. Lows 81-91. Highs 110-116. .WEDNESDAY...Mostly clear. Lows 81-91. Highs 108-115. $$ AZZ131-CAZ231-042000- Yuma/Martinez Lake and Vicinity/Lower Colorado River Valley AZ- Lower Colorado River Valley CA- 1251 AM MST Thu Jul 4 2024 /1251 AM PDT Thu Jul 4 2024/ .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................111-116. * 24 hr trend..................Little change. * Min Humidity....................13-18 pct. * 24 hr trend..................4 pct drier. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............Light and variable. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........5 moderate potential for large plume dominated fire growth. * Mixing Height for Yuma..........6600 ft AGL. * Transport Wind for Yuma.........South 10 knots. * Dispersion for Yuma.............Fair. .TONIGHT... * Sky/weather.....................Clear. * Min Temperature.................79-84. * 24 hr trend..................Little change. * Max Humidity....................37-57 pct. * 24 hr trend..................14 pct drier. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............Northeast 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................115-120. * 24 hr trend..................4 degrees warmer. * Min Humidity....................5-11 pct. * 24 hr trend..................8 pct drier. * Winds - 20 foot...Slope/Valley..South 5 to 10 mph in the morning becoming northwest 5 to 15 mph in the afternoon. * Winds...10000 FT MSL............Northeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........6 high potential for large plume dominated fire growth. * Mixing Height for Yuma..........11900 ft AGL. * Transport Wind for Yuma.........North 8 knots. * Dispersion for Yuma.............Good. .EXTENDED... .SATURDAY...Clear. Lows 79-85. Highs 113-118. South winds 10 to 20 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 80-85. Highs 112-117. South winds 10 to 20 mph. .MONDAY...Clear. Lows 80-85. Highs 114-119. South winds 10 to 20 mph. Minimum relative humidity may be lower than 15 percent. .TUESDAY...Clear. Lows 81-86. Highs 114-119. .WEDNESDAY...Mostly clear. Lows 81-86. Highs 113-118. $$ AZZ133-042000- Southern Gila County/Tonto National Forest Foothills- Southern Tonto NF/West San Carlos BIA/South Portion Ft Apache BIA/ CAZ- 1251 AM MST Thu Jul 4 2024 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................95-109. * 24 hr trend..................3 degrees warmer. * Min Humidity....................10-20 pct. * 24 hr trend..................4 pct drier. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............North 15 to 25 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........6 high potential for large plume dominated fire growth. .TONIGHT... * Sky/weather.....................Mostly clear. * Min Temperature.................67-82. * 24 hr trend..................Little change. * Max Humidity....................30-44 pct. * 24 hr trend..................17 pct drier. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph in the evening becoming northeast 5 to 10 mph after midnight. * Winds...10000 FT MSL............Northwest 15 to 25 mph in the evening becoming north 5 to 15 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................96-111. * 24 hr trend..................Little change. * Min Humidity....................6-11 pct. * 24 hr trend..................8 pct drier. * Winds - 20 foot...Slope/Valley..Northeast 5 to 10 mph in the morning becoming west in the afternoon. * Winds...10000 FT MSL............Northeast 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. * LAL.............................1. * Haines High Level Index.........6 high potential for large plume dominated fire growth. .EXTENDED... .SATURDAY...Mostly clear. Lows 66-82. Highs 94-108. Southwest winds 10 to 20 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 67-82. Highs 94-107. West winds 10 to 20 mph. .MONDAY...Mostly clear. Lows 67-84. Highs 96-109. West winds 10 to 20 mph. Minimum relative humidity may be lower than 15 percent. .TUESDAY...Mostly clear with slight chance of showers and thunderstorms. Lows 67-84. Highs 93-109. .WEDNESDAY...Partly cloudy with chance of showers and thunderstorms. Lows 67-83. Highs 93-108. $$ CAZ232-042000- Imperial County And Eastern Riverside County- 1251 AM PDT Thu Jul 4 2024 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................107-117. * 24 hr trend..................3 degrees warmer. * Min Humidity....................9-17 pct. * 24 hr trend..................3 pct drier. * Winds - 20 foot...Slope/Valley..South 5 to 15 mph. * Winds...10000 FT MSL............East 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. * LAL.............................1. * Haines High Level Index.........5 moderate potential for large plume dominated fire growth. .TONIGHT... * Sky/weather.....................Clear. * Min Temperature.................81-89. * 24 hr trend..................Little change. * Max Humidity....................20-57 pct. * 24 hr trend..................16 pct drier. * Winds - 20 foot...Slope/Valley..Southwest 5 to 15 mph. * Winds...10000 FT MSL............Northeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................111-120. * 24 hr trend..................4 degrees warmer. * Min Humidity....................4-9 pct. * 24 hr trend..................7 pct drier. * Winds - 20 foot...Slope/Valley..Northeast 5 to 15 mph. * Winds...10000 FT MSL............Northeast 10 to 20 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........6 high potential for large plume dominated fire growth. .EXTENDED... .SATURDAY...Clear. Lows 81-88. Highs 110-119. Southeast winds 10 to 20 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 81-87. Highs 109-118. South winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .MONDAY...Clear. Lows 81-89. Highs 110-120. South winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .TUESDAY...Clear. Lows 81-89. Highs 110-120. .WEDNESDAY...Mostly clear. Lows 82-89. Highs 108-118. $$ CAZ230-042000- Joshua Tree National Park- 1251 AM PDT Thu Jul 4 2024 .TODAY... * Sky/weather.....................Sunny. * Max Temperature.................99-112. * 24 hr trend..................Little change. * Min Humidity....................9-14 pct. * 24 hr trend..................Little RH change. * Winds - 20 foot...Slope/Valley..Northwest 5 to 10 mph in the morning becoming southeast in the afternoon. * Winds...10000 FT MSL............Northeast 5 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........5 moderate potential for large plume dominated fire growth. .TONIGHT... * Sky/weather.....................Clear. * Min Temperature.................77-87. * 24 hr trend..................3 degrees warmer. * Max Humidity....................17-23 pct. * 24 hr trend..................9 pct drier. * Winds - 20 foot...Slope/Valley..West 5 to 15 mph. * Winds...10000 FT MSL............Light and variable in the evening becoming north 5 to 15 mph after midnight. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. .FRIDAY... * Sky/weather.....................Sunny. * Max Temperature.................102-115. * 24 hr trend..................3 degrees warmer. * Min Humidity....................3-7 pct. * 24 hr trend..................6 pct drier. * Winds - 20 foot...Slope/Valley..North 5 to 15 mph. * Winds...10000 FT MSL............Northeast 10 to 15 mph. * Chance of Precip................0 percent. * CWR (>= 0.10 IN)................0 percent. * LAL.............................1. * Haines High Level Index.........6 high potential for large plume dominated fire growth. .EXTENDED... .SATURDAY...Clear. Lows 76-86. Highs 101-114. Northwest winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .SUNDAY...Clear. Lows 76-86. Highs 100-115. Southwest winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .MONDAY...Clear. Lows 76-86. Highs 101-116. West winds 5 to 15 mph. Minimum relative humidity may be lower than 15 percent. .TUESDAY...Clear. Lows 76-86. Highs 100-115. .WEDNESDAY...Mostly clear. Lows 76-86. Highs 98-114. $$ .8 TO 10 DAY OUTLOOK...Thursday July 11th through Saturday July 13th: Above normal temperatures and near median precipitation.