FNUS55 KTWC 071953 FWFTWC Fire Weather Planning Forecast for Southeast Arizona National Weather Service Tucson AZ 1254 PM MST Tue Jul 7 2026 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY TERRAIN DRIVEN WINDS +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ .DISCUSSION...Above normal high temperatures (4-7 degrees) through Thursday, with highs lowering to around normal over the upcoming weekend. Min RH values in the lower elevations in the 13-17 percent range through Friday, increasing 5-10 percent by late in the weekend into early next week. Outside of any thunderstorm outflow winds, 20- foot winds will generally be less than 15 mph into early next week. There will be a daily chance of showers and thunderstorms mainly during the afternoon/evening hours this work week. There is the potential for increasing thunderstorm chances and coverage this weekend. AZZ150-081430- Arizona Fire Weather Zone 150 Sonoran FDRA-Most of Pima County-South Central Pinal County- Tohono O'odham Nation-Tucson Metropolitan area-TDC- 1254 PM MST Tue Jul 7 2026 .TONIGHT... * Sky/Weather..............Partly cloudy (30-40 pct). * Chance of Precip.........10 pct. * Chance of Thunder........10 pct. * Min Temperature..........75 to 85 degs. 24 hr Trend...........Up 1 to 4 degs. * Max Humidity.............38 to 48 pct. 24 hr Trend...........Up 1 to 4 pct. * Wind (20 ft/10-min avg)..South around 10 mph. * 10000 ft MSL Wind........Northeast 10 to 15 mph. .WEDNESDAY... * Sky/Weather..............Mostly sunny (10-20 pct) then becoming partly cloudy (30-40 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........102 to 112 degs. 24 hr Trend...........Little change. * Min Humidity.............14 to 24 pct. 24 hr Trend...........Up 1 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........East 5 to 10 mph. * Mixing height............12378 ft AGL. * Transport winds..........Southwest 8 knots shifting to the northwest 9 knots in the afternoon. * Ventilation Category.....Excellent (111402 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Partly cloudy (30-40 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Min Temperature..........76 to 86 degs. 24 hr Trend...........Little change. * Max Humidity.............38 to 48 pct. 24 hr Trend...........Down 1 pct. * Wind (20 ft/10-min avg)..Southwest around 15 mph shifting to the south after midnight. * 10000 ft MSL Wind........North 10 to 15 mph. .THURSDAY... * Sky/Weather..............Mostly sunny (5-15 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........102 to 112 degs. 24 hr Trend...........Little change. * Min Humidity.............15 to 25 pct. 24 hr Trend...........Up 2 to 5 pct. * Wind (20 ft/10-min avg)..South around 10 mph shifting to the west in the afternoon. * 10000 ft MSL Wind........North around 5 mph shifting to the northwest in the afternoon. * Mixing height............13370 ft AGL. * Transport winds..........South 12 knots shifting to the west 13 knots in the afternoon. * Ventilation Category.....Excellent (173810 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Mostly clear. Lows 75 to 85. Highs 100 to 110. Southwest wind around 20 mph. Minimum Humidity 17 to 27 pct. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 74 to 84. Highs 97 to 107. Southwest wind around 15 mph. Minimum Humidity 21 to 31 pct. .SUNDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 73 to 83. Highs 96 to 106. Light winds. Minimum Humidity 23 to 33 pct. .MONDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 72 to 82. Highs 94 to 104. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 73 to 83. Highs 95 to 105. NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT LOCATION (2550 MSL) $$ AZZ151-081430- 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- 1254 PM MST Tue Jul 7 2026 .TONIGHT... * Sky/Weather..............Partly cloudy (40-50 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........30 pct. * Chance of Thunder........20 pct. * Min Temperature..........68 to 78 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............50 to 60 pct. 24 hr Trend...........Up 8 to 12 pct. * Wind (20 ft/10-min avg)..West around 10 mph shifting to the southeast after midnight. * 10000 ft MSL Wind........Northeast 10 to 15 mph. .WEDNESDAY... * Sky/Weather..............Mostly sunny (10-20 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..........95 to 105 degs. 24 hr Trend...........Down 1 to 4 degs. * Min Humidity.............17 to 27 pct. 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Light winds becoming northwest around 10 mph in the afternoon. * 10000 ft MSL Wind........Northeast 5 to 10 mph. * Mixing height............12505 ft AGL. * Transport winds..........North 7 to 10 knots. * Ventilation Category.....Excellent (125050 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Partly cloudy (30-40 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Min Temperature..........68 to 78 degs. 24 hr Trend...........Little change. * Max Humidity.............49 to 59 pct. 24 hr Trend...........Down 2 to 5 pct. * Wind (20 ft/10-min avg)..West around 10 mph. * 10000 ft MSL Wind........North 10 to 15 mph. .THURSDAY... * Sky/Weather..............Mostly sunny (20-30 pct) then becoming partly cloudy (25-35 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........10 pct. * Chance of Thunder........10 pct. * Max Temperature..........96 to 106 degs. 24 hr Trend...........Up 1 to 4 degs. * Min Humidity.............18 to 28 pct. 24 hr Trend...........Down 2 to 5 pct. * Wind (20 ft/10-min avg)..West 10 to 15 mph. * 10000 ft MSL Wind........Northeast around 5 mph shifting to the northwest in the afternoon. * Mixing height............12019 ft AGL. * Transport winds..........Northwest 9 to 15 knots. * Ventilation Category.....Excellent (180285 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 67 to 77. Highs 94 to 104. Southwest wind around 15 mph. Minimum Humidity 21 to 31 pct. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 67 to 77. Highs 91 to 101. West wind around 20 mph. Minimum Humidity 25 to 35 pct. .SUNDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 65 to 75. Highs 91 to 101. Light winds. Minimum Humidity 27 to 37 pct. .MONDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 65 to 75. Highs 88 to 98. .TUESDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 65 to 75. Highs 88 to 98. NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION (3500 MSL) $$ AZZ152-081430- 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- 1254 PM MST Tue Jul 7 2026 .TONIGHT... * Sky/Weather..............Mostly cloudy (50-60 pct) then becoming partly cloudy (25-35 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........30 pct. * Chance of Thunder........20 pct. * Min Temperature..........66 to 76 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............49 to 59 pct. 24 hr Trend...........Down 2 to 5 pct. * Wind (20 ft/10-min avg)..North around 10 mph. * 10000 ft MSL Wind........Northeast 5 to 10 mph. .WEDNESDAY... * Sky/Weather..............Mostly sunny (15-25 pct) then becoming partly cloudy (35-45 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........10 pct. * Chance of Thunder........10 pct. * Max Temperature..........95 to 105 degs. 24 hr Trend...........Little change. * Min Humidity.............14 to 24 pct. 24 hr Trend...........Down 1 to 4 pct. * Wind (20 ft/10-min avg)..Light winds becoming northwest around 10 mph in the afternoon. * 10000 ft MSL Wind........East 5 to 10 mph. * Mixing height............11773 ft AGL. * Transport winds..........Northeast 7 to 11 knots. * Ventilation Category.....Excellent (129503 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Partly cloudy (40-50 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Min Temperature..........67 to 77 degs. 24 hr Trend...........Up 1 deg. * Max Humidity.............46 to 56 pct. 24 hr Trend...........Up 1 pct. * Wind (20 ft/10-min avg)..Northwest around 10 mph. * 10000 ft MSL Wind........North 5 to 10 mph. .THURSDAY... * Sky/Weather..............Partly cloudy (30-40 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........10 pct. * Chance of Thunder........10 pct. * Max Temperature..........96 to 106 degs. 24 hr Trend...........Up 1 to 4 degs. * Min Humidity.............12 to 22 pct. 24 hr Trend...........Down 1 pct. * Wind (20 ft/10-min avg)..West 10 to 15 mph. * 10000 ft MSL Wind........Northeast around 10 mph shifting to the northwest in the afternoon. * Mixing height............13098 ft AGL. * Transport winds..........Northwest 11 to 17 knots. * Ventilation Category.....Excellent (222666 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 66 to 76. Highs 95 to 105. West wind around 15 mph. Minimum Humidity 15 to 25 pct. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 67 to 77. Highs 94 to 104. West wind around 15 mph. Minimum Humidity 16 to 26 pct. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 65 to 75. Highs 93 to 103. Light winds. Minimum Humidity 18 to 28 pct. .MONDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 64 to 74. Highs 88 to 98. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 63 to 73. Highs 88 to 98. NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL) $$ AZZ153-081430- 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- 1254 PM MST Tue Jul 7 2026 .TONIGHT... * Sky/Weather..............Mostly cloudy (55-65 pct) then becoming partly cloudy (30-40 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Min Temperature..........59 to 69 degs. 24 hr Trend...........Little change. * Max Humidity.............52 to 62 pct. 24 hr Trend...........Up 4 to 8 pct. * Wind (20 ft/10-min avg)..Northeast around 10 mph. * 10000 ft MSL Wind........North 10 to 15 mph. .WEDNESDAY... * Sky/Weather..............Mostly sunny (15-25 pct) then becoming partly cloudy (40-50 pct). Chance of showers and thunderstorms. * Chance of Precip.........50 pct. * Chance of Thunder........50 pct. * Max Temperature..........84 to 94 degs. 24 hr Trend...........Little change. * Min Humidity.............19 to 29 pct. 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........Northeast around 10 mph shifting to the southeast in the afternoon. * Mixing height............10920 ft AGL. * Transport winds..........North 8 to 13 knots. * Ventilation Category.....Excellent (141960 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Mostly cloudy (50-60 pct) then becoming partly cloudy (30-40 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Min Temperature..........59 to 69 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............48 to 58 pct. 24 hr Trend...........Down 1 to 4 pct. * Wind (20 ft/10-min avg)..North around 10 mph. * 10000 ft MSL Wind........North around 5 mph increasing to around 15 mph after midnight. .THURSDAY... * Sky/Weather..............Mostly sunny (10-20 pct) then becoming partly cloudy (25-35 pct). Chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Max Temperature..........86 to 96 degs. 24 hr Trend...........Up 1 deg. * Min Humidity.............16 to 26 pct. 24 hr Trend...........Down 3 to 7 pct. * Wind (20 ft/10-min avg)..Northwest 10 to 15 mph. * 10000 ft MSL Wind........North around 10 mph shifting to the northwest in the afternoon. * Mixing height............12010 ft AGL. * Transport winds..........Northwest 12 to 17 knots. * Ventilation Category.....Excellent (204170 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 60 to 70. Highs 86 to 96. Northwest wind around 15 mph. Minimum Humidity 14 to 22 pct. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 60 to 70. Highs 87 to 97. Northwest wind around 15 mph. Minimum Humidity 12 to 22 pct. .SUNDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 60 to 70. Highs 83 to 93. Light winds. Minimum Humidity 19 to 29 pct. .MONDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 59 to 69. Highs 79 to 89. .TUESDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 58 to 68. Highs 78 to 88. NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL) $$ AZZ154-081430- Arizona Fire Weather Zone 154 Forest Woodlands FDRA including the Sky Islands of Southeast Arizona above 5500 feet-Coronado NF-TDC- 1254 PM MST Tue Jul 7 2026 .TONIGHT... * Sky/Weather..............Mostly cloudy (45-55 pct) then becoming partly cloudy (30-40 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........30 pct. * Chance of Thunder........20 pct. * Min Temperature..........62 to 72 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............48 to 58 pct. 24 hr Trend...........Up 3 to 7 pct. * Wind (20 ft/10-min avg)..North around 10 mph. * 10000 ft MSL Wind........Northeast 10 to 15 mph. .WEDNESDAY... * 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..........84 to 94 degs. 24 hr Trend...........Little change. * Min Humidity.............21 to 31 pct. 24 hr Trend...........Down 1 to 4 pct. * Wind (20 ft/10-min avg)..Light winds becoming northwest around 10 mph in the afternoon. * 10000 ft MSL Wind........East 5 to 10 mph. * Mixing height............12770 ft AGL. * Transport winds..........North 8 knots. * Ventilation Category.....Excellent (102160 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Partly cloudy (35-45 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........20 pct. * Chance of Thunder........20 pct. * Min Temperature..........63 to 73 degs. 24 hr Trend...........Little change. * Max Humidity.............46 to 56 pct. 24 hr Trend...........Down 1 to 4 pct. * Wind (20 ft/10-min avg)..Northwest around 10 mph. * 10000 ft MSL Wind........North 10 to 15 mph. .THURSDAY... * Sky/Weather..............Partly cloudy (25-35 pct). Slight chance of showers and thunderstorms. * Chance of Precip.........10 pct. * Chance of Thunder........10 pct. * Max Temperature..........85 to 95 degs. 24 hr Trend...........Little change. * Min Humidity.............19 to 29 pct. 24 hr Trend...........Down 1 pct. * Wind (20 ft/10-min avg)..Northwest 10 to 15 mph. * 10000 ft MSL Wind........North 5 to 10 mph. * Mixing height............13626 ft AGL. * Transport winds..........Northwest 11 to 15 knots. * Ventilation Category.....Excellent (177138 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Partly cloudy. Chance of showers and thunderstorms. Lows 62 to 72. Highs 84 to 94. West wind around 15 mph. Minimum Humidity 22 to 32 pct. .SATURDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 62 to 72. Highs 83 to 93. West wind around 15 mph. Minimum Humidity 26 to 36 pct. .SUNDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 60 to 70. Highs 81 to 91. Light winds. Minimum Humidity 27 to 37 pct. .MONDAY...Mostly cloudy. Chance of showers and thunderstorms. Lows 59 to 69. Highs 78 to 88. .TUESDAY...Partly cloudy. Slight chance of showers and thunderstorms. Lows 59 to 69. Highs 78 to 88. 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