Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Tucson, AZ
Issued by NWS Tucson, AZ
555
FNUS55 KTWC 192117
FWFTWC
Fire Weather Planning Forecast for Southeast Arizona
National Weather Service Tucson AZ
217 PM MST Sat Jul 19 2025
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20-FOOT WIND FORECAST OF `LIGHT WINDS` INDICATES MAINLY
TERRAIN DRIVEN WINDS
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.DISCUSSION...High temperatures generally near normal for much
of the next 7 days under a low grade monsoon pattern with day-to-day
variability in thunderstorm coverage. Afternoon winds will remain
westerly from 10-15 mph, with occasional gusts at or above 25 mph.
Afternoon RH values in the low lying areas will be 17-25% this
weekend. In the higher terrain, RH will be around 30 to 50%.
AZZ150-201430-
Arizona Fire Weather Zone 150
Sonoran FDRA-Most of Pima County-South Central Pinal County-
Tohono O`odham Nation-Tucson Metropolitan area-TDC-
217 PM MST Sat Jul 19 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (45-55 pct). Slight
chance of showers and thunderstorms.
* Chance of Precip.........20 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........73 to 83 degs.
24 hr Trend...........Little change.
* Max Humidity.............39 to 49 pct.
24 hr Trend...........Up 1 pct.
* Wind (20 ft/10-min avg)..Southwest 10 to 15 mph.
* 10000 ft MSL Wind........Northeast 10 to 15 mph.
.SUNDAY...
* Sky/Weather..............Mostly cloudy (50-60 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........89 to 99 degs.
24 hr Trend...........Down 3 to 6 degs.
* Min Humidity.............25 to 35 pct.
24 hr Trend...........Up 6 to 10 pct.
* Wind (20 ft/10-min avg)..Southwest around 10 mph.
* 10000 ft MSL Wind........Southeast 15 to 20 mph.
* Mixing height............7452 ft AGL.
* Transport winds..........Southwest 10 to 16 knots.
* Ventilation Category.....Excellent (119232 knot-ft).
.SUNDAY NIGHT...
* Sky/Weather..............Mostly cloudy (55-65 pct). Chance of
showers and slight chance of
thunderstorms.
* Chance of Precip.........40 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........71 to 81 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............50 to 60 pct.
24 hr Trend...........Up 7 to 11 pct.
* Wind (20 ft/10-min avg)..Southwest around 10 mph.
* 10000 ft MSL Wind........South 15 to 20 mph.
.MONDAY...
* Sky/Weather..............Partly cloudy (40-50 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Max Temperature..........92 to 102 degs.
24 hr Trend...........Up 1 to 4 degs.
* Min Humidity.............26 to 36 pct.
24 hr Trend...........Down 1 pct.
* Wind (20 ft/10-min avg)..South around 10 mph.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............8687 ft AGL.
* Transport winds..........South 12 to 13 knots.
* Ventilation Category.....Excellent (112931 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.TUESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 69 to 79. Highs 92 to 102. Light winds.
Minimum Humidity 16 to 26 pct.
.WEDNESDAY...Partly cloudy. Lows 69 to 79. Highs 95 to 105. Light
winds. Minimum Humidity 11 to 20 pct.
.THURSDAY...Mostly clear. Lows 69 to 79. Highs 97 to 107. Light
winds. Minimum Humidity 8 to 16 pct.
.FRIDAY...Mostly clear. Lows 70 to 80. Highs 99 to 109.
.SATURDAY...Mostly clear. Lows 71 to 81. Highs 99 to 109.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
$$
AZZ151-201430-
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-
217 PM MST Sat Jul 19 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (60-70 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Min Temperature..........65 to 75 degs.
24 hr Trend...........Little change.
* Max Humidity.............60 to 70 pct.
24 hr Trend...........Down 6 to 10 pct.
* Wind (20 ft/10-min avg)..Southwest around 10 mph.
* 10000 ft MSL Wind........Northeast 10 to 15 mph.
.SUNDAY...
* Sky/Weather..............Mostly cloudy (55-65 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Max Temperature..........83 to 93 degs.
24 hr Trend...........Down 2 to 5 degs.
* Min Humidity.............29 to 39 pct.
24 hr Trend...........Up 1 to 4 pct.
* Wind (20 ft/10-min avg)..West around 10 mph.
* 10000 ft MSL Wind........Southeast 10 to 15 mph.
* Mixing height............6879 ft AGL.
* Transport winds..........West 9 to 10 knots.
* Ventilation Category.....Good (68790 knot-ft).
.SUNDAY NIGHT...
* Sky/Weather..............Mostly cloudy (60-70 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Min Temperature..........63 to 73 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............65 to 75 pct.
24 hr Trend...........Up 4 to 8 pct.
* Wind (20 ft/10-min avg)..Southwest around 10 mph.
* 10000 ft MSL Wind........South 10 to 15 mph.
.MONDAY...
* Sky/Weather..............Mostly cloudy (65-75 pct). Showers
likely and chance of thunderstorms.
* Chance of Precip.........70 pct.
* Chance of Thunder........50 pct.
* Max Temperature..........84 to 94 degs.
24 hr Trend...........Up 1 deg.
* Min Humidity.............30 to 40 pct.
24 hr Trend...........Little change.
* Wind (20 ft/10-min avg)..Southwest around 10 mph.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............7925 ft AGL.
* Transport winds..........Southwest 9 to 10 knots.
* Ventilation Category.....Very good (79250 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 63 to 73. Highs 84 to 94. Light winds. Minimum Humidity
26 to 36 pct.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 62 to 72. Highs 88 to 98. Light winds.
Minimum Humidity 15 to 25 pct.
.THURSDAY...Partly cloudy. Lows 63 to 73. Highs 91 to 101. Light
winds. Minimum Humidity 11 to 21 pct.
.FRIDAY...Mostly clear. Slight chance of showers and
thunderstorms. Lows 64 to 74. Highs 93 to 103.
.SATURDAY...Partly cloudy. Slight chance of showers. Lows 65 to
75. Highs 93 to 103.
NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION
(3500 MSL)
$$
AZZ152-201430-
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-
217 PM MST Sat Jul 19 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (55-65 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Min Temperature..........65 to 75 degs.
24 hr Trend...........Up 3 to 6 degs.
* Max Humidity.............58 to 68 pct.
24 hr Trend...........Down 20 to 24 pct.
* Wind (20 ft/10-min avg)..West around 10 mph shifting to the
southwest after midnight.
* 10000 ft MSL Wind........North 5 to 10 mph.
.SUNDAY...
* Sky/Weather..............Mostly cloudy (55-65 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........40 pct.
* Chance of Thunder........40 pct.
* Max Temperature..........87 to 97 degs.
24 hr Trend...........Down 1 deg.
* Min Humidity.............25 to 35 pct.
24 hr Trend...........Down 1 to 4 pct.
* Wind (20 ft/10-min avg)..West 10 to 15 mph.
* 10000 ft MSL Wind........East around 10 mph shifting to the south
in the afternoon.
* Mixing height............5976 ft AGL.
* Transport winds..........West 10 to 12 knots.
* Ventilation Category.....Very good (71712 knot-ft).
.SUNDAY NIGHT...
* Sky/Weather..............Mostly cloudy (60-70 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Min Temperature..........64 to 74 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............61 to 71 pct.
24 hr Trend...........Down 1 pct.
* Wind (20 ft/10-min avg)..Southwest 10 to 15 mph.
* 10000 ft MSL Wind........South 10 to 15 mph.
.MONDAY...
* Sky/Weather..............Mostly cloudy (65-75 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Max Temperature..........86 to 96 degs.
24 hr Trend...........Little change.
* Min Humidity.............25 to 35 pct.
24 hr Trend...........Up 1 to 4 pct.
* Wind (20 ft/10-min avg)..West around 10 mph.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............8812 ft AGL.
* Transport winds..........West 9 to 12 knots.
* Ventilation Category.....Excellent (105744 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 64 to 74. Highs 84 to 94. Light winds. Minimum Humidity
23 to 33 pct.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 62 to 72. Highs 88 to 98. Light winds.
Minimum Humidity 15 to 25 pct.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 64 to 74. Highs 91 to 101. Light winds.
Minimum Humidity 10 to 20 pct.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 65 to 75. Highs 93 to 103.
.SATURDAY...Partly cloudy. Slight chance of showers. Lows 65 to
75. Highs 94 to 104.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
$$
AZZ153-201430-
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-
217 PM MST Sat Jul 19 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (60-70 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Min Temperature..........58 to 68 degs.
24 hr Trend...........Up 1 to 4 degs.
* Max Humidity.............57 to 67 pct.
24 hr Trend...........Down 15 to 19 pct.
* Wind (20 ft/10-min avg)..North around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........North 5 to 10 mph.
.SUNDAY...
* Sky/Weather..............Mostly cloudy (60-70 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........60 pct.
* Chance of Thunder........50 pct.
* Max Temperature..........79 to 89 degs.
24 hr Trend...........Up 1 deg.
* Min Humidity.............26 to 36 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........East around 5 mph shifting to the south
in the afternoon.
* Mixing height............9659 ft AGL.
* Transport winds..........Northwest 10 knots shifting to the
southwest 11 knots in the afternoon.
* Ventilation Category.....Excellent (106249 knot-ft).
.SUNDAY NIGHT...
* Sky/Weather..............Mostly cloudy (55-65 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Min Temperature..........56 to 66 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............57 to 67 pct.
24 hr Trend...........Down 1 pct.
* Wind (20 ft/10-min avg)..West around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........Southwest 5 to 10 mph.
.MONDAY...
* Sky/Weather..............Mostly cloudy (65-75 pct). Showers
likely and chance of thunderstorms.
* Chance of Precip.........60 pct.
* Chance of Thunder........50 pct.
* Max Temperature..........78 to 88 degs.
24 hr Trend...........Down 1 deg.
* Min Humidity.............24 to 34 pct.
24 hr Trend...........Down 1 pct.
* Wind (20 ft/10-min avg)..West around 10 mph.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............9265 ft AGL.
* Transport winds..........West 8 to 11 knots.
* Ventilation Category.....Excellent (101915 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 56 to 66. Highs 77 to 87. Light winds. Minimum Humidity
24 to 34 pct.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 55 to 65. Highs 78 to 88. Light winds.
Minimum Humidity 19 to 29 pct.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 56 to 66. Highs 81 to 91. Light winds.
Minimum Humidity 13 to 23 pct.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 57 to 67. Highs 84 to 94.
.SATURDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 58 to 68. Highs 84 to 94.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
$$
AZZ154-201430-
Arizona Fire Weather Zone 154
Forest Woodlands FDRA including the Sky Islands of Southeast
Arizona above 5500 feet-Coronado NF-TDC-
217 PM MST Sat Jul 19 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (65-75 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........60 pct.
* Chance of Thunder........50 pct.
* Min Temperature..........59 to 69 degs.
24 hr Trend...........Up 1 to 4 degs.
* Max Humidity.............65 to 75 pct.
24 hr Trend...........Down 16 to 20 pct.
* Wind (20 ft/10-min avg)..West around 10 mph.
* 10000 ft MSL Wind........Northeast 10 to 15 mph.
.SUNDAY...
* Sky/Weather..............Mostly cloudy (50-60 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Max Temperature..........75 to 85 degs.
24 hr Trend...........Down 1 deg.
* Min Humidity.............35 to 45 pct.
24 hr Trend...........Down 1 pct.
* Wind (20 ft/10-min avg)..Northwest 10 to 15 mph.
* 10000 ft MSL Wind........Southeast 10 to 15 mph.
* Mixing height............8551 ft AGL.
* Transport winds..........Northwest 10 knots shifting to the
southwest 11 knots in the afternoon.
* Ventilation Category.....Very good (94061 knot-ft).
.SUNDAY NIGHT...
* Sky/Weather..............Mostly cloudy (60-70 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........50 pct.
* Chance of Thunder........50 pct.
* Min Temperature..........57 to 67 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............66 to 76 pct.
24 hr Trend...........Up 1 pct.
* Wind (20 ft/10-min avg)..Southwest around 10 mph.
* 10000 ft MSL Wind........South 10 to 15 mph.
.MONDAY...
* Sky/Weather..............Mostly cloudy (70-80 pct). Showers
likely and chance of thunderstorms.
* Chance of Precip.........60 pct.
* Chance of Thunder........50 pct.
* Max Temperature..........74 to 84 degs.
24 hr Trend...........Little change.
* Min Humidity.............37 to 47 pct.
24 hr Trend...........Up 1 to 4 pct.
* Wind (20 ft/10-min avg)..Southwest around 10 mph.
* 10000 ft MSL Wind........Southwest 10 to 15 mph.
* Mixing height............8716 ft AGL.
* Transport winds..........Southwest 9 to 10 knots.
* Ventilation Category.....Very good (82802 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.TUESDAY...Mostly cloudy. Chance of thunderstorms and slight
chance of showers. Lows 57 to 67. Highs 74 to 84. Light winds.
Minimum Humidity 34 to 44 pct.
.WEDNESDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 57 to 67. Highs 77 to 87. Light winds.
Minimum Humidity 21 to 31 pct.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 59 to 69. Highs 80 to 90. Light winds.
Minimum Humidity 15 to 25 pct.
.FRIDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 60 to 70. Highs 82 to 92.
.SATURDAY...Partly cloudy. Slight chance of showers. Lows 60 to
70. Highs 83 to 93.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
$$
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