Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Tucson, AZ
Issued by NWS Tucson, AZ
877
FNUS55 KTWC 112026
FWFTWC
Fire Weather Planning Forecast for Southeast Arizona
National Weather Service Tucson AZ
126 PM MST Fri Sep 11 2026
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20-FOOT WIND FORECAST OF `LIGHT WINDS` INDICATES MAINLY
TERRAIN DRIVEN WINDS
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.DISCUSSION...Scattered showers and thunderstorms today. A
more typical isolated to scattered coverage of storms is forecast
this weekend into next week. High temperatures will will fluctuate
between near normal and a few degrees below normal. Min RH values
mainly 20 to 45 percent in the valleys and 35 to 65 percent in the
mountains over the next week. RH recoveries will continue to be
excellent overnight. Winds will generally remain less than 15 mph
and terrain driven. Gusty and erratic winds will accompany
thunderstorms.
AZZ150-121415-
Arizona Fire Weather Zone 150
Sonoran FDRA-Most of Pima County-South Central Pinal County-
Tohono O`odham Nation-Tucson Metropolitan area-TDC-
126 PM MST Fri Sep 11 2026
.TONIGHT...
* Sky/Weather..............Partly cloudy (45-55 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........20 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........71 to 81 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............67 to 77 pct.
24 hr Trend...........Up 12 to 16 pct.
* Wind (20 ft/10-min avg)..South around 10 mph.
* 10000 ft MSL Wind........North around 5 mph shifting to the
southeast after midnight.
.SATURDAY...
* Sky/Weather..............Partly cloudy (30-40 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........20 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........91 to 101 degs.
24 hr Trend...........Down 3 to 6 degs.
* Min Humidity.............35 to 45 pct.
24 hr Trend...........Up 1 pct.
* Wind (20 ft/10-min avg)..South around 10 mph in the morning
becoming light.
* 10000 ft MSL Wind........Southeast 5 to 10 mph.
* Mixing height............6774 ft AGL.
* Transport winds..........South 7 to 10 knots.
* Ventilation Category.....Good (67740 knot-ft).
.SATURDAY NIGHT...
* Sky/Weather..............Partly cloudy (40-50 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........10 pct.
* Chance of Thunder........10 pct.
* Min Temperature..........72 to 82 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............63 to 73 pct.
24 hr Trend...........Down 3 to 6 pct.
* Wind (20 ft/10-min avg)..Southwest around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........South around 5 mph increasing to around
15 mph after midnight.
.SUNDAY...
* Sky/Weather..............Partly cloudy (25-35 pct).
* Chance of Precip.........10 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........93 to 103 degs.
24 hr Trend...........Up 1 to 4 degs.
* Min Humidity.............31 to 41 pct.
24 hr Trend...........Down 3 to 7 pct.
* Wind (20 ft/10-min avg)..Light winds becoming southwest around 10
mph in the afternoon.
* 10000 ft MSL Wind........South 10 to 15 mph.
* Mixing height............8050 ft AGL.
* Transport winds..........South 8 knots.
* Ventilation Category.....Good (64400 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 72 to 82. Highs 93 to 103. South wind around
15 mph. Minimum Humidity 29 to 39 pct.
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 70 to 80. Highs 90 to 100. South wind around
20 mph. Minimum Humidity 31 to 41 pct.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 69 to 79. Highs 89 to 99. Light winds.
Minimum Humidity 31 to 41 pct.
.THURSDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows 70 to 80. Highs 91 to 101.
.FRIDAY...Mostly clear. Lows 71 to 81. Highs 94 to 104.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
$$
AZZ151-121415-
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-
126 PM MST Fri Sep 11 2026
.TONIGHT...
* Sky/Weather..............Partly cloudy (45-55 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........40 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........63 to 73 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............79 to 89 pct.
24 hr Trend...........Little change.
* Wind (20 ft/10-min avg)..Southwest around 10 mph.
* 10000 ft MSL Wind........Northwest around 10 mph shifting to the
northeast after midnight.
.SATURDAY...
* Sky/Weather..............Partly cloudy (35-45 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........85 to 95 degs.
24 hr Trend...........Down 1 to 4 degs.
* Min Humidity.............40 to 50 pct.
24 hr Trend...........Up 2 to 5 pct.
* Wind (20 ft/10-min avg)..Light winds becoming northwest around 10
mph in the afternoon.
* 10000 ft MSL Wind........Northeast around 5 mph shifting to the
south in the afternoon.
* Mixing height............6114 ft AGL.
* Transport winds..........West 6 to 9 knots.
* Ventilation Category.....Good (55026 knot-ft).
.SATURDAY 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..........64 to 74 degs.
24 hr Trend...........Up 1 deg.
* Max Humidity.............76 to 86 pct.
24 hr Trend...........Down 12 to 16 pct.
* Wind (20 ft/10-min avg)..West around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........South 5 to 10 mph.
.SUNDAY...
* Sky/Weather..............Partly cloudy (30-40 pct). Chance of
showers and slight chance of
thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........87 to 97 degs.
24 hr Trend...........Up 1 to 4 degs.
* Min Humidity.............34 to 44 pct.
24 hr Trend...........Down 3 to 7 pct.
* Wind (20 ft/10-min avg)..Light winds becoming southwest around 10
mph in the afternoon.
* 10000 ft MSL Wind........South 10 to 15 mph.
* Mixing height............7375 ft AGL.
* Transport winds..........East 6 knots shifting to the southwest 8
knots in the afternoon.
* Ventilation Category.....Good (59000 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 64 to 74. Highs 85 to 95. South wind around 15 mph. Minimum
Humidity 37 to 47 pct.
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 61 to 71. Highs 82 to 92. South wind around 15 mph. Minimum
Humidity 41 to 51 pct.
.WEDNESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 61 to 71. Highs 81 to 91. Light winds. Minimum Humidity
40 to 50 pct.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 60 to 70. Highs 83 to 93.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 61 to 71. Highs 84 to 94.
NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION
(3500 MSL)
$$
AZZ152-121415-
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-
126 PM MST Fri Sep 11 2026
.TONIGHT...
* Sky/Weather..............Mostly cloudy (50-60 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........20 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........64 to 74 degs.
24 hr Trend...........Little change.
* Max Humidity.............73 to 83 pct.
24 hr Trend...........Up 1 to 4 pct.
* Wind (20 ft/10-min avg)..West 10 to 15 mph.
* 10000 ft MSL Wind........Northwest 10 to 15 mph.
.SATURDAY...
* 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..........88 to 98 degs.
24 hr Trend...........Little change.
* Min Humidity.............30 to 40 pct.
24 hr Trend...........Up 1 pct.
* Wind (20 ft/10-min avg)..West around 10 mph.
* 10000 ft MSL Wind........West 5 to 10 mph.
* Mixing height............6145 ft AGL.
* Transport winds..........West 9 to 11 knots.
* Ventilation Category.....Good (67595 knot-ft).
.SATURDAY 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..........64 to 74 degs.
24 hr Trend...........Up 1 deg.
* Max Humidity.............69 to 79 pct.
24 hr Trend...........Down 24 to 28 pct.
* Wind (20 ft/10-min avg)..West 10 to 15 mph.
* 10000 ft MSL Wind........Southwest 5 to 10 mph.
.SUNDAY...
* Sky/Weather..............Partly cloudy (30-40 pct). Chance of
showers and slight chance of
thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........89 to 99 degs.
24 hr Trend...........Up 1 to 4 degs.
* Min Humidity.............29 to 39 pct.
24 hr Trend...........Down 2 to 5 pct.
* Wind (20 ft/10-min avg)..Light winds becoming southwest around 10
mph in the afternoon.
* 10000 ft MSL Wind........South 10 to 15 mph.
* Mixing height............6241 ft AGL.
* Transport winds..........West 6 knots shifting to the southwest 9
knots in the afternoon.
* Ventilation Category.....Good (56169 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 64 to 74. Highs 86 to 96. Light winds. Minimum Humidity
34 to 44 pct.
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 62 to 72. Highs 82 to 92. Light winds. Minimum Humidity
39 to 49 pct.
.WEDNESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 61 to 71. Highs 81 to 91. Light winds. Minimum Humidity
38 to 48 pct.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 60 to 70. Highs 82 to 92.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 61 to 71. Highs 82 to 92.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
$$
AZZ153-121415-
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-
126 PM MST Fri Sep 11 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..........56 to 66 degs.
24 hr Trend...........Little change.
* Max Humidity.............69 to 79 pct.
24 hr Trend...........Up 12 to 16 pct.
* Wind (20 ft/10-min avg)..North 10 to 15 mph.
* 10000 ft MSL Wind........Northwest 10 to 15 mph.
.SATURDAY...
* Sky/Weather..............Partly cloudy (35-45 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........20 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........79 to 89 degs.
24 hr Trend...........Little change.
* Min Humidity.............32 to 42 pct.
24 hr Trend...........Up 1 pct.
* Wind (20 ft/10-min avg)..Northwest around 10 mph.
* 10000 ft MSL Wind........North around 5 mph shifting to the
northwest in the afternoon.
* Mixing height............8009 ft AGL.
* Transport winds..........Northwest 9 knots.
* Ventilation Category.....Very good (72081 knot-ft).
.SATURDAY 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..........57 to 67 degs.
24 hr Trend...........Little change.
* Max Humidity.............67 to 77 pct.
24 hr Trend...........Down 2 to 5 pct.
* Wind (20 ft/10-min avg)..North around 10 mph.
* 10000 ft MSL Wind........West around 5 mph shifting to the
southwest after midnight.
.SUNDAY...
* Sky/Weather..............Partly cloudy (30-40 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........20 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........79 to 89 degs.
24 hr Trend...........Down 1 deg.
* Min Humidity.............30 to 40 pct.
24 hr Trend...........Down 1 to 4 pct.
* Wind (20 ft/10-min avg)..Light winds becoming southwest around 10
mph in the afternoon.
* 10000 ft MSL Wind........South 10 to 15 mph.
* Mixing height............8766 ft AGL.
* Transport winds..........North 8 knots shifting to the southwest
10 knots in the afternoon.
* Ventilation Category.....Very good (87660 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 57 to 67. Highs 77 to 87. Light winds. Minimum Humidity
36 to 46 pct.
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 55 to 65. Highs 74 to 84. Light winds. Minimum Humidity
40 to 50 pct.
.WEDNESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 55 to 65. Highs 72 to 82. Light winds. Minimum Humidity
41 to 51 pct.
.THURSDAY...Mostly cloudy. Chance of thunderstorms and slight
chance of showers. Lows 54 to 64. Highs 72 to 82.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 54 to 64. Highs 73 to 83.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
$$
AZZ154-121415-
Arizona Fire Weather Zone 154
Forest Woodlands FDRA including the Sky Islands of Southeast
Arizona above 5500 feet-Coronado NF-TDC-
126 PM MST Fri Sep 11 2026
.TONIGHT...
* Sky/Weather..............Mostly cloudy (50-60 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........40 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........58 to 68 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............76 to 86 pct.
24 hr Trend...........Up 9 to 13 pct.
* Wind (20 ft/10-min avg)..West 10 to 15 mph.
* 10000 ft MSL Wind........North 5 to 10 mph.
.SATURDAY...
* Sky/Weather..............Partly cloudy (35-45 pct). Chance of
showers and slight chance of
thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........75 to 85 degs.
24 hr Trend...........Little change.
* Min Humidity.............45 to 55 pct.
24 hr Trend...........Up 1 to 4 pct.
* Wind (20 ft/10-min avg)..Northwest around 10 mph.
* 10000 ft MSL Wind........Southwest around 5 mph in the morning
becoming light.
* Mixing height............7280 ft AGL.
* Transport winds..........Northwest 8 to 9 knots.
* Ventilation Category.....Good (61880 knot-ft).
.SATURDAY NIGHT...
* Sky/Weather..............Partly cloudy (45-55 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...........Up 1 deg.
* Max Humidity.............70 to 80 pct.
24 hr Trend...........Down 9 to 13 pct.
* Wind (20 ft/10-min avg)..West around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........South 5 to 10 mph.
.SUNDAY...
* Sky/Weather..............Partly cloudy (35-45 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........40 pct.
* Chance of Thunder........40 pct.
* Max Temperature..........77 to 87 degs.
24 hr Trend...........Up 2 to 5 degs.
* Min Humidity.............42 to 52 pct.
24 hr Trend...........Down 1 pct.
* Wind (20 ft/10-min avg)..Light winds becoming southwest around 10
mph in the afternoon.
* 10000 ft MSL Wind........South 10 to 15 mph.
* Mixing height............9264 ft AGL.
* Transport winds..........Northwest 6 knots shifting to the
southwest 8 knots in the afternoon.
* Ventilation Category.....Very good (74112 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 58 to 68. Highs 74 to 84. Light winds. Minimum Humidity
46 to 56 pct.
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 56 to 66. Highs 71 to 81. Light winds. Minimum Humidity
53 to 63 pct.
.WEDNESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 56 to 66. Highs 70 to 80. Light winds. Minimum Humidity
52 to 62 pct.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 55 to 65. Highs 72 to 82.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 55 to 65. Highs 73 to 83.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
$$
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