Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Tucson, AZ
Issued by NWS Tucson, AZ
390
FNUS55 KTWC 172029
FWFTWC
Fire Weather Planning Forecast for Southeast Arizona
National Weather Service Tucson AZ
129 PM MST Fri Oct 17 2025
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20-FOOT WIND FORECAST OF `LIGHT WINDS` INDICATES MAINLY
TERRAIN DRIVEN WINDS
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.DISCUSSION...
Minimum RH values will be in the 15-30 percent range in the
valleys into next week. 20-foot winds mainly 15 mph or less, with
occasional gusts to 20-25 mph. High temperatures will be below
normal through Saturday, warming to normal or just above normal
levels Sunday into next week. The next chance of precipitation
will be around next Tuesday/Wednesday with a slight (~20%) chance
of showers in northern Graham/Greenlee and Santa Cruz Counties.
AZZ150-181415-
Arizona Fire Weather Zone 150
Sonoran FDRA-Most of Pima County-South Central Pinal County-
Tohono O`odham Nation-Tucson Metropolitan area-TDC-
129 PM MST Fri Oct 17 2025
.TONIGHT...
* Sky/Weather..............Mostly clear (5-15 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........50 to 60 degs.
24 hr Trend...........Little change.
* Max Humidity.............50 to 60 pct.
24 hr Trend...........Down 7 to 11 pct.
* Wind (20 ft/10-min avg)..North around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........Northwest 5 to 10 mph.
.SATURDAY...
* Sky/Weather..............Mostly sunny (20-30 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........76 to 86 degs.
24 hr Trend...........Up 2 to 5 degs.
* Min Humidity.............16 to 26 pct.
24 hr Trend...........Down 5 to 9 pct.
* Wind (20 ft/10-min avg)..Light winds.
* 10000 ft MSL Wind........North around 5 mph shifting to the
northeast in the afternoon.
* Mixing height............4856 ft AGL.
* Transport winds..........Northeast 8 knots.
* Ventilation Category.....Fair (38848 knot-ft).
.SATURDAY NIGHT...
* Sky/Weather..............Partly cloudy (25-35 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........52 to 62 degs.
24 hr Trend...........Up 1 to 4 degs.
* Max Humidity.............42 to 52 pct.
24 hr Trend...........Down 11 to 15 pct.
* Wind (20 ft/10-min avg)..Light winds becoming east around 10 mph
after midnight.
* 10000 ft MSL Wind........Southeast 5 to 10 mph.
.SUNDAY...
* Sky/Weather..............Mostly sunny (0-10 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........82 to 92 degs.
24 hr Trend...........Up 3 to 7 degs.
* Min Humidity.............13 to 22 pct.
24 hr Trend...........Down 1 to 4 pct.
* Wind (20 ft/10-min avg)..East around 10 mph in the morning
becoming light.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............6168 ft AGL.
* Transport winds..........East 9 knots shifting to the south 7
knots in the afternoon.
* Ventilation Category.....Good (43176 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Mostly clear. Lows 54 to 64. Highs 82 to 92. Light
winds. Minimum Humidity 12 to 21 pct.
.TUESDAY...Mostly clear. Lows 55 to 65. Highs 84 to 94. Light
winds. Minimum Humidity 14 to 22 pct.
.WEDNESDAY...Mostly clear. Lows 57 to 67. Highs 80 to 90. Light
winds. Minimum Humidity 15 to 25 pct.
.THURSDAY...Mostly clear. Lows 52 to 62. Highs 77 to 87.
.FRIDAY...Partly cloudy. Lows 52 to 62. Highs 79 to 89.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
$$
AZZ151-181415-
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-
129 PM MST Fri Oct 17 2025
.TONIGHT...
* Sky/Weather..............Mostly clear (5-15 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........43 to 53 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............65 to 75 pct.
24 hr Trend...........Down 8 to 12 pct.
* Wind (20 ft/10-min avg)..Northwest around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........West 10 to 15 mph.
.SATURDAY...
* Sky/Weather..............Mostly sunny (20-30 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........71 to 81 degs.
24 hr Trend...........Up 1 to 4 degs.
* Min Humidity.............19 to 29 pct.
24 hr Trend...........Down 10 to 14 pct.
* Wind (20 ft/10-min avg)..Light winds.
* 10000 ft MSL Wind........North 5 to 10 mph.
* Mixing height............4986 ft AGL.
* Transport winds..........Northeast 6 knots.
* Ventilation Category.....Fair (29916 knot-ft).
.SATURDAY NIGHT...
* Sky/Weather..............Partly cloudy (20-30 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........46 to 56 degs.
24 hr Trend...........Up 1 to 4 degs.
* Max Humidity.............45 to 55 pct.
24 hr Trend...........Down 16 to 20 pct.
* Wind (20 ft/10-min avg)..Light winds becoming east around 10 mph
after midnight.
* 10000 ft MSL Wind........East around 5 mph shifting to the south
after midnight.
.SUNDAY...
* Sky/Weather..............Mostly sunny (5-15 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........77 to 87 degs.
24 hr Trend...........Up 4 to 8 degs.
* Min Humidity.............15 to 25 pct.
24 hr Trend...........Down 2 to 5 pct.
* Wind (20 ft/10-min avg)..Southeast around 10 mph.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............5984 ft AGL.
* Transport winds..........Southeast 11 knots shifting to the south
in the afternoon.
* Ventilation Category.....Good (65824 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Mostly clear. Lows 48 to 58. Highs 78 to 88. Light
winds. Minimum Humidity 13 to 23 pct.
.TUESDAY...Mostly clear. Lows 49 to 59. Highs 79 to 89. Light
winds. Minimum Humidity 16 to 26 pct.
.WEDNESDAY...Partly cloudy. Lows 52 to 62. Highs 76 to 86. South
wind around 15 mph. Minimum Humidity 19 to 29 pct.
.THURSDAY...Mostly clear. Lows 46 to 56. Highs 73 to 83.
.FRIDAY...Partly cloudy. Lows 47 to 57. Highs 74 to 84.
NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION
(3500 MSL)
$$
AZZ152-181415-
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-
129 PM MST Fri Oct 17 2025
.TONIGHT...
* Sky/Weather..............Mostly clear (15-25 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........43 to 53 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............63 to 73 pct.
24 hr Trend...........Down 6 to 10 pct.
* Wind (20 ft/10-min avg)..Northwest around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........West 15 to 20 mph.
.SATURDAY...
* Sky/Weather..............Mostly sunny (15-25 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........70 to 80 degs.
24 hr Trend...........Up 2 to 5 degs.
* Min Humidity.............18 to 28 pct.
24 hr Trend...........Down 11 to 15 pct.
* Wind (20 ft/10-min avg)..Light winds.
* 10000 ft MSL Wind........Northwest 10 to 15 mph.
* Mixing height............4009 ft AGL.
* Transport winds..........North 6 to 7 knots.
* Ventilation Category.....Fair (28063 knot-ft).
.SATURDAY NIGHT...
* Sky/Weather..............Partly cloudy (25-35 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........45 to 55 degs.
24 hr Trend...........Up 1 to 4 degs.
* Max Humidity.............43 to 53 pct.
24 hr Trend...........Down 19 to 23 pct.
* Wind (20 ft/10-min avg)..Light winds becoming east around 10 mph
after midnight.
* 10000 ft MSL Wind........Northeast around 10 mph shifting to the
southeast after midnight.
.SUNDAY...
* Sky/Weather..............Mostly sunny (10-20 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........75 to 85 degs.
24 hr Trend...........Up 3 to 6 degs.
* Min Humidity.............17 to 27 pct.
24 hr Trend...........Down 1 to 4 pct.
* Wind (20 ft/10-min avg)..Southeast around 10 mph.
* 10000 ft MSL Wind........Southwest 15 to 20 mph.
* Mixing height............5138 ft AGL.
* Transport winds..........Southeast 13 to 15 knots.
* Ventilation Category.....Very good (77070 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Mostly clear. Lows 46 to 56. Highs 76 to 86. Light
winds. Minimum Humidity 15 to 23 pct.
.TUESDAY...Mostly clear. Lows 47 to 57. Highs 77 to 87. Light
winds. Minimum Humidity 16 to 26 pct.
.WEDNESDAY...Partly cloudy. Lows 51 to 61. Highs 76 to 86. Light
winds. Minimum Humidity 21 to 31 pct.
.THURSDAY...Mostly clear. Lows 46 to 56. Highs 72 to 82.
.FRIDAY...Partly cloudy. Lows 46 to 56. Highs 73 to 83.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
$$
AZZ153-181415-
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-
129 PM MST Fri Oct 17 2025
.TONIGHT...
* Sky/Weather..............Partly cloudy (25-35 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........36 to 46 degs.
24 hr Trend...........Down 1 to 4 degs.
* Max Humidity.............58 to 68 pct.
24 hr Trend...........Down 4 to 8 pct.
* Wind (20 ft/10-min avg)..Northwest around 10 mph.
* 10000 ft MSL Wind........Northwest 15 to 20 mph.
.SATURDAY...
* Sky/Weather..............Mostly sunny (5-15 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........64 to 74 degs.
24 hr Trend...........Up 3 to 7 degs.
* Min Humidity.............17 to 27 pct.
24 hr Trend...........Down 16 to 20 pct.
* Wind (20 ft/10-min avg)..Light winds.
* 10000 ft MSL Wind........North 10 to 15 mph.
* Mixing height............4541 ft AGL.
* Transport winds..........North 9 knots.
* Ventilation Category.....Good (40869 knot-ft).
.SATURDAY NIGHT...
* Sky/Weather..............Mostly clear (20-30 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........40 to 50 degs.
24 hr Trend...........Up 3 to 7 degs.
* Max Humidity.............37 to 47 pct.
24 hr Trend...........Down 20 to 24 pct.
* Wind (20 ft/10-min avg)..North around 10 mph.
* 10000 ft MSL Wind........Northeast around 5 mph shifting to the
south after midnight.
.SUNDAY...
* Sky/Weather..............Mostly sunny (10-20 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........66 to 76 degs.
24 hr Trend...........Up 1 to 4 degs.
* Min Humidity.............16 to 26 pct.
24 hr Trend...........Down 1 to 4 pct.
* Wind (20 ft/10-min avg)..East around 10 mph shifting to the south
in the afternoon.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............4463 ft AGL.
* Transport winds..........East 13 knots shifting to the south 15
knots in the afternoon.
* Ventilation Category.....Good (66945 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Mostly clear. Lows 40 to 50. Highs 68 to 78. Light
winds. Minimum Humidity 13 to 22 pct.
.TUESDAY...Partly cloudy. Lows 40 to 50. Highs 68 to 78. Light
winds. Minimum Humidity 15 to 23 pct.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 44 to 54. Highs 64 to 74. Light winds.
Minimum Humidity 25 to 35 pct.
.THURSDAY...Mostly clear. Lows 38 to 48. Highs 63 to 73.
.FRIDAY...Partly cloudy. Lows 38 to 48. Highs 63 to 73.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
$$
AZZ154-181415-
Arizona Fire Weather Zone 154
Forest Woodlands FDRA including the Sky Islands of Southeast
Arizona above 5500 feet-Coronado NF-TDC-
129 PM MST Fri Oct 17 2025
.TONIGHT...
* Sky/Weather..............Mostly clear (15-25 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........39 to 49 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............60 to 70 pct.
24 hr Trend...........Down 2 to 5 pct.
* Wind (20 ft/10-min avg)..West around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........West 15 to 20 mph.
.SATURDAY...
* Sky/Weather..............Mostly sunny (15-25 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........61 to 71 degs.
24 hr Trend...........Up 1 to 4 degs.
* Min Humidity.............23 to 33 pct.
24 hr Trend...........Down 13 to 17 pct.
* Wind (20 ft/10-min avg)..Light winds.
* 10000 ft MSL Wind........Northwest 5 to 10 mph.
* Mixing height............4662 ft AGL.
* Transport winds..........North 6 to 7 knots.
* Ventilation Category.....Fair (30303 knot-ft).
.SATURDAY NIGHT...
* Sky/Weather..............Partly cloudy (20-30 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........43 to 53 degs.
24 hr Trend...........Up 3 to 6 degs.
* Max Humidity.............35 to 45 pct.
24 hr Trend...........Down 29 to 33 pct.
* Wind (20 ft/10-min avg)..Light winds becoming east around 10 mph
after midnight.
* 10000 ft MSL Wind........East around 5 mph shifting to the
southeast after midnight.
.SUNDAY...
* Sky/Weather..............Mostly sunny (5-15 pct).
* Chance of Precip.........0 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........67 to 77 degs.
24 hr Trend...........Up 3 to 6 degs.
* Min Humidity.............18 to 28 pct.
24 hr Trend...........Down 2 to 5 pct.
* Wind (20 ft/10-min avg)..Southeast around 10 mph.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............5092 ft AGL.
* Transport winds..........Southeast 12 knots.
* Ventilation Category.....Good (61104 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.MONDAY...Mostly clear. Lows 45 to 55. Highs 68 to 78. Light
winds. Minimum Humidity 16 to 26 pct.
.TUESDAY...Mostly clear. Lows 46 to 56. Highs 68 to 78. Light
winds. Minimum Humidity 19 to 29 pct.
.WEDNESDAY...Partly cloudy. Lows 48 to 58. Highs 67 to 77. Light
winds. Minimum Humidity 23 to 33 pct.
.THURSDAY...Mostly clear. Lows 42 to 52. Highs 63 to 73.
.FRIDAY...Partly cloudy. Lows 43 to 53. Highs 64 to 74.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
$$
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