


Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Tucson, AZ
Issued by NWS Tucson, AZ
372 FNUS55 KTWC 020955 FWFTWC Fire Weather Planning Forecast for Southeast Arizona National Weather Service Tucson AZ 255 AM MST Sat Aug 2 2025 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 20-FOOT WIND FORECAST OF `LIGHT WINDS` INDICATES MAINLY TERRAIN DRIVEN WINDS +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ .DISCUSSION...Drying this weekend with slight chances of showers and thunderstorms mainly south and east of Tucson today with dry conditions areawide Sunday. Overall winds are expected to remain under 15 mph with occasional afternoon gustiness, however strong erratic winds are possible with any thunderstorm. Hot temperatures will continue next week with a low grade monsoon pattern. AZZ150-022315- Arizona Fire Weather Zone 150 Sonoran FDRA-Most of Pima County-South Central Pinal County- Tohono O`odham Nation-Tucson Metropolitan area-TDC- 255 AM MST Sat Aug 2 2025 .TODAY... * Sky/Weather..............Mostly sunny (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........103 to 113 degs. 24 hr Trend...........Up 1 to 4 degs. * Min Humidity.............10 to 20 pct. 24 hr Trend...........Down 3 to 7 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........Southwest 10 to 15 mph. * Mixing height............14146 ft AGL. * Transport winds..........Southeast 8 knots shifting to the southwest 12 knots in the afternoon. * Ventilation Category.....Excellent (169752 knot-ft). .TONIGHT... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........72 to 82 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............20 to 30 pct. 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..West around 10 mph shifting to the south after midnight. * 10000 ft MSL Wind........Southwest 10 to 15 mph. .SUNDAY... * Sky/Weather..............Mostly sunny (0-10 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........102 to 112 degs. 24 hr Trend...........Little change. * Min Humidity.............7 to 17 pct. 24 hr Trend...........Down 1 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........West 10 to 15 mph. * Mixing height............10586 ft AGL. * Transport winds..........Southwest 10 knots. * Ventilation Category.....Excellent (105860 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .MONDAY...Mostly clear. Lows 72 to 82. Highs 102 to 112. Light winds. Minimum Humidity 9 to 19 pct. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 75 to 85. Highs 103 to 113. Light winds. Minimum Humidity 11 to 19 pct. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 76 to 86. Highs 106 to 116. Light winds. Minimum Humidity 8 to 14 pct. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 77 to 87. Highs 106 to 116. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 77 to 87. Highs 101 to 111. NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT LOCATION (2550 MSL) $$ AZZ151-022315- Arizona Fire Weather Zone 151 Western half Desert Grasslands FDRA including elevations up to 5500 feet in Southeast corner of Pinal County- Extreme Eastern Pima County-Western third of Cochise County- Santa Cruz County-TDC- 255 AM MST Sat Aug 2 2025 .TODAY... * Sky/Weather..............Mostly sunny (5-15 pct) then becoming partly cloudy (30-40 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Max Temperature..........95 to 105 degs. 24 hr Trend...........Up 1 to 4 degs. * Min Humidity.............13 to 23 pct. 24 hr Trend...........Down 3 to 7 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........Southeast around 5 mph shifting to the southwest in the afternoon. * Mixing height............13962 ft AGL. * Transport winds..........Northeast 6 knots shifting to the southwest 9 knots in the afternoon. * Ventilation Category.....Excellent (125658 knot-ft). .TONIGHT... * Sky/Weather..............Partly cloudy (30-40 pct). * Chance of Precip.........10 pct. * Chance of Thunder........0 pct. * Min Temperature..........67 to 77 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............31 to 41 pct. 24 hr Trend...........Down 13 to 17 pct. * Wind (20 ft/10-min avg)..West around 10 mph. * 10000 ft MSL Wind........Northwest 10 to 15 mph. .SUNDAY... * Sky/Weather..............Mostly sunny (5-15 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........95 to 105 degs. 24 hr Trend...........Little change. * Min Humidity.............6 to 16 pct. 24 hr Trend...........Down 4 to 8 pct. * Wind (20 ft/10-min avg)..Light winds becoming northwest around 15 mph in the afternoon. * 10000 ft MSL Wind........Northwest 5 to 10 mph. * Mixing height............11941 ft AGL. * Transport winds..........West 7 to 12 knots. * Ventilation Category.....Excellent (143292 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .MONDAY...Mostly clear. Lows 65 to 75. Highs 96 to 106. Light winds. Minimum Humidity 8 to 17 pct. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 68 to 78. Highs 98 to 108. Light winds. Minimum Humidity 11 to 19 pct. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 69 to 79. Highs 99 to 109. Light winds. Minimum Humidity 9 to 16 pct. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 70 to 80. Highs 99 to 109. .FRIDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 69 to 79. Highs 96 to 106. NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION (3500 MSL) $$ AZZ152-022315- Arizona Fire Weather Zone 152 Eastern half Desert Grasslands FDRA including elevations up to 5500 feet in Southwest Graham County and Eastern two thirds of Cochise County-Southern San Carlos Reservation- Southern Greenlee County below 5000 feet-TDC- 255 AM MST Sat Aug 2 2025 .TODAY... * Sky/Weather..............Mostly sunny (10-20 pct) then becoming partly cloudy (30-40 pct). * Chance of Precip.........10 pct. * Chance of Thunder........0 pct. * Max Temperature..........94 to 104 degs. 24 hr Trend...........Up 1 to 4 degs. * Min Humidity.............14 to 24 pct. 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..Light winds becoming southwest around 10 mph in the afternoon. * 10000 ft MSL Wind........Southeast around 5 mph shifting to the southwest in the afternoon. * Mixing height............9784 ft AGL. * Transport winds..........East 6 knots shifting to the southwest 9 knots in the afternoon. * Ventilation Category.....Very good (88056 knot-ft). .TONIGHT... * Sky/Weather..............Partly cloudy (30-40 pct). * Chance of Precip.........10 pct. * Chance of Thunder........0 pct. * Min Temperature..........66 to 76 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............34 to 44 pct. 24 hr Trend...........Down 10 to 14 pct. * Wind (20 ft/10-min avg)..West around 10 mph. * 10000 ft MSL Wind........Northwest 5 to 10 mph. .SUNDAY... * Sky/Weather..............Mostly sunny (5-15 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........95 to 105 degs. 24 hr Trend...........Up 1 deg. * Min Humidity.............5 to 15 pct. 24 hr Trend...........Down 7 to 11 pct. * Wind (20 ft/10-min avg)..Light winds becoming northwest around 15 mph in the afternoon. * 10000 ft MSL Wind........Northwest 10 to 15 mph. * Mixing height............10921 ft AGL. * Transport winds..........Northwest 10 to 15 knots. * Ventilation Category.....Excellent (163815 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .MONDAY...Mostly clear. Lows 64 to 74. Highs 95 to 105. Northwest wind around 15 mph. Minimum Humidity 6 to 14 pct. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 67 to 77. Highs 97 to 107. Light winds. Minimum Humidity 8 to 16 pct. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 68 to 78. Highs 99 to 109. Light winds. Minimum Humidity 7 to 14 pct. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 69 to 79. Highs 98 to 108. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 68 to 78. Highs 96 to 106. NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL) $$ AZZ153-022315- Arizona Fire Weather Zone 153 Northern Graham County-Northern Greenlee County- White and Gila Mountains-Apache Sitgreaves NF- Southern San Carlos Reservation above 5000 feet-SDC- 255 AM MST Sat Aug 2 2025 .TODAY... * Sky/Weather..............Mostly sunny (10-20 pct) then becoming partly cloudy (30-40 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Max Temperature..........83 to 93 degs. 24 hr Trend...........Up 2 to 5 degs. * Min Humidity.............20 to 30 pct. 24 hr Trend...........Down 5 to 9 pct. * Wind (20 ft/10-min avg)..Light winds becoming southwest around 10 mph in the afternoon. * 10000 ft MSL Wind........Southwest 10 to 15 mph. * Mixing height............11420 ft AGL. * Transport winds..........Southeast 7 knots shifting to the southwest 11 knots in the afternoon. * Ventilation Category.....Excellent (125620 knot-ft). .TONIGHT... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........10 pct. * Chance of Thunder........0 pct. * Min Temperature..........58 to 68 degs. 24 hr Trend...........Little change. * Max Humidity.............28 to 38 pct. 24 hr Trend...........Down 27 to 31 pct. * Wind (20 ft/10-min avg)..West around 10 mph shifting to the north after midnight. * 10000 ft MSL Wind........West 15 to 20 mph. .SUNDAY... * Sky/Weather..............Mostly sunny (5-15 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........85 to 95 degs. 24 hr Trend...........Up 1 to 4 degs. * Min Humidity.............6 to 12 pct. 24 hr Trend...........Down 14 to 18 pct. * Wind (20 ft/10-min avg)..Northwest around 10 mph shifting to the west in the afternoon. * 10000 ft MSL Wind........West 15 to 20 mph. * Mixing height............10053 ft AGL. * Transport winds..........Northwest 15 to 16 knots. * Ventilation Category.....Excellent (160848 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .MONDAY...Mostly clear. Lows 56 to 66. Highs 86 to 96. Light winds. Minimum Humidity 7 to 12 pct. .TUESDAY...Mostly clear. Lows 58 to 68. Highs 87 to 97. Light winds. Minimum Humidity 9 to 17 pct. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 61 to 71. Highs 88 to 98. Light winds. Minimum Humidity 10 to 18 pct. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 61 to 71. Highs 88 to 98. .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 60 to 70. Highs 87 to 97. NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL) $$ AZZ154-022315- Arizona Fire Weather Zone 154 Forest Woodlands FDRA including the Sky Islands of Southeast Arizona above 5500 feet-Coronado NF-TDC- 255 AM MST Sat Aug 2 2025 .TODAY... * Sky/Weather..............Mostly sunny (5-15 pct) then becoming partly cloudy (35-45 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Max Temperature..........83 to 93 degs. 24 hr Trend...........Up 1 to 4 degs. * Min Humidity.............25 to 35 pct. 24 hr Trend...........Down 4 to 8 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........Southeast around 5 mph shifting to the south in the afternoon. * Mixing height............11276 ft AGL. * Transport winds..........Northeast 6 knots shifting to the southwest 8 knots in the afternoon. * Ventilation Category.....Very good (90208 knot-ft). .TONIGHT... * Sky/Weather..............Partly cloudy (30-40 pct). Slight chance of showers. * Chance of Precip.........20 pct. * Chance of Thunder........0 pct. * Min Temperature..........63 to 73 degs. 24 hr Trend...........Little change. * Max Humidity.............33 to 43 pct. 24 hr Trend...........Down 11 to 15 pct. * Wind (20 ft/10-min avg)..West around 10 mph. * 10000 ft MSL Wind........Northwest 5 to 10 mph. .SUNDAY... * Sky/Weather..............Mostly sunny (10-20 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........85 to 95 degs. 24 hr Trend...........Up 1 deg. * Min Humidity.............10 to 20 pct. 24 hr Trend...........Down 12 to 16 pct. * Wind (20 ft/10-min avg)..Northwest 10 to 15 mph. * 10000 ft MSL Wind........Northwest 5 to 10 mph. * Mixing height............11832 ft AGL. * Transport winds..........Northwest 9 to 12 knots. * Ventilation Category.....Excellent (124236 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .MONDAY...Mostly clear. Lows 61 to 71. Highs 85 to 95. Light winds. Minimum Humidity 10 to 19 pct. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 63 to 73. Highs 87 to 97. Light winds. Minimum Humidity 12 to 22 pct. .WEDNESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 65 to 75. Highs 88 to 98. Light winds. Minimum Humidity 10 to 19 pct. .THURSDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 65 to 75. Highs 88 to 98. .FRIDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 64 to 74. Highs 86 to 96. NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE $$ Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson