Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Tucson, AZ
Issued by NWS Tucson, AZ
730
FNUS55 KTWC 282042
FWFTWC
Fire Weather Planning Forecast for Southeast Arizona
National Weather Service Tucson AZ
142 PM MST Thu Aug 28 2025
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20-FOOT WIND FORECAST OF `LIGHT WINDS` INDICATES MAINLY
TERRAIN DRIVEN WINDS
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.DISCUSSION...
Expect daily chances for rain showers and thunderstorms into this
weekend with potential for an uptick in thunderstorm activity
early next week. High temperatures will be near or slightly above
normal into this weekend. Winds will generally remain less than 15
mph with typical afternoon gustiness. Min RHs will be 25-35
percent in the low elevations and 40-55 percent in the mountains
through Saturday then min RHs drop to 15-25 percent in the low
elevations and to 20-35 percent in the mountains through Labor
Day.
AZZ150-291530-
Arizona Fire Weather Zone 150
Sonoran FDRA-Most of Pima County-South Central Pinal County-
Tohono O`odham Nation-Tucson Metropolitan area-TDC-
142 PM MST Thu Aug 28 2025
.TONIGHT...
* Sky/Weather..............Partly cloudy (35-45 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...........Little change.
* Max Humidity.............48 to 58 pct.
24 hr Trend...........Down 7 to 11 pct.
* Wind (20 ft/10-min avg)..West around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........South 10 to 15 mph.
.FRIDAY...
* Sky/Weather..............Partly cloudy (30-40 pct).
* Chance of Precip.........10 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........93 to 103 degs.
24 hr Trend...........Little change.
* Min Humidity.............22 to 32 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........Southwest 5 to 10 mph.
* Mixing height............8897 ft AGL.
* Transport winds..........Northwest 7 to 9 knots.
* Ventilation Category.....Very good (80073 knot-ft).
.FRIDAY NIGHT...
* Sky/Weather..............Partly cloudy (35-45 pct).
* Chance of Precip.........10 pct.
* Chance of Thunder........0 pct.
* Min Temperature..........72 to 82 degs.
24 hr Trend...........Little change.
* Max Humidity.............47 to 57 pct.
24 hr Trend...........Down 1 pct.
* Wind (20 ft/10-min avg)..Northwest around 10 mph in the evening
becoming light.
* 10000 ft MSL Wind........Northwest around 5 mph shifting to the
east after midnight.
.SATURDAY...
* Sky/Weather..............Partly cloudy (25-35 pct) then becoming
mostly sunny (20-30 pct).
* Chance of Precip.........10 pct.
* Chance of Thunder........0 pct.
* Max Temperature..........95 to 105 degs.
24 hr Trend...........Up 1 to 4 degs.
* Min Humidity.............18 to 28 pct.
24 hr Trend...........Down 3 to 6 pct.
* 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............9659 ft AGL.
* Transport winds..........West 7 to 9 knots.
* Ventilation Category.....Very good (86931 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.SUNDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 73 to 83. Highs 96 to 106. Light winds.
Minimum Humidity 17 to 27 pct.
.LABOR DAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 73 to 83. Highs 93 to 103. Light winds. Minimum Humidity
23 to 33 pct.
.TUESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 72 to 82. Highs 92 to 102. Light winds. Minimum Humidity
25 to 35 pct.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 71 to 81. Highs 89 to 99.
.THURSDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 69 to 79. Highs 89 to 99.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
$$
AZZ151-291530-
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-
142 PM MST Thu Aug 28 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (45-55 pct) then becoming
partly cloudy (40-50 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........64 to 74 degs.
24 hr Trend...........Up 1 deg.
* Max Humidity.............62 to 72 pct.
24 hr Trend...........Down 4 to 8 pct.
* Wind (20 ft/10-min avg)..West around 10 mph.
* 10000 ft MSL Wind........West around 5 mph shifting to the south
after midnight.
.FRIDAY...
* 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..........88 to 98 degs.
24 hr Trend...........Little change.
* Min Humidity.............25 to 35 pct.
24 hr Trend...........Down 1 pct.
* Wind (20 ft/10-min avg)..Light winds becoming northwest around 15
mph in the afternoon.
* 10000 ft MSL Wind........Southwest around 5 mph shifting to the
northwest in the afternoon.
* Mixing height............8582 ft AGL.
* Transport winds..........Northwest 7 to 12 knots.
* Ventilation Category.....Excellent (102984 knot-ft).
.FRIDAY NIGHT...
* Sky/Weather..............Partly cloudy (40-50 pct) then becoming
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.............60 to 70 pct.
24 hr Trend...........Down 2 to 5 pct.
* Wind (20 ft/10-min avg)..Northwest 10 to 15 mph.
* 10000 ft MSL Wind........North 5 to 10 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..........88 to 98 degs.
24 hr Trend...........Little change.
* Min Humidity.............21 to 31 pct.
24 hr Trend...........Down 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 5 to 10 mph.
* Mixing height............9922 ft AGL.
* Transport winds..........West 7 knots shifting to the northwest
10 knots in the afternoon.
* Ventilation Category.....Very good (99220 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.SUNDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 65 to 75. Highs 89 to 99. Light winds. Minimum Humidity
23 to 33 pct.
.LABOR DAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 64 to 74. Highs 85 to 95. East wind around 15 mph. Minimum
Humidity 33 to 43 pct.
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 63 to 73. Highs 83 to 93. Light winds. Minimum Humidity
31 to 41 pct.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 62 to 72. Highs 83 to 93.
.THURSDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 61 to 71. Highs 82 to 92.
NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION
(3500 MSL)
$$
AZZ152-291530-
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-
142 PM MST Thu Aug 28 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (50-60 pct) then becoming
partly cloudy (45-55 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........64 to 74 degs.
24 hr Trend...........Little change.
* Max Humidity.............57 to 67 pct.
24 hr Trend...........Up 1 to 4 pct.
* Wind (20 ft/10-min avg)..West around 10 mph.
* 10000 ft MSL Wind........Northwest around 5 mph shifting to the
south after midnight.
.FRIDAY...
* 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..........89 to 99 degs.
24 hr Trend...........Little change.
* Min Humidity.............22 to 32 pct.
24 hr Trend...........Little change.
* Wind (20 ft/10-min avg)..Northwest 10 to 15 mph.
* 10000 ft MSL Wind........West 5 to 10 mph.
* Mixing height............8551 ft AGL.
* Transport winds..........Northwest 9 to 12 knots.
* Ventilation Category.....Excellent (102612 knot-ft).
.FRIDAY NIGHT...
* Sky/Weather..............Partly cloudy (45-55 pct) then becoming
mostly cloudy (55-65 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.............59 to 69 pct.
24 hr Trend...........Down 1 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 (40-50 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........20 pct.
* Chance of Thunder........20 pct.
* Max Temperature..........89 to 99 degs.
24 hr Trend...........Little change.
* Min Humidity.............19 to 29 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........Northeast 5 to 10 mph.
* Mixing height............8581 ft AGL.
* Transport winds..........West 9 to 10 knots.
* Ventilation Category.....Very good (85810 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.SUNDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 64 to 74. Highs 87 to 97. Southeast wind around 15 mph.
Minimum Humidity 24 to 34 pct.
.LABOR DAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 63 to 73. Highs 82 to 92. East wind around 15 mph. Minimum
Humidity 33 to 43 pct.
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 62 to 72. Highs 82 to 92. East wind around 15 mph. Minimum
Humidity 30 to 40 pct.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 61 to 71. Highs 82 to 92.
.THURSDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 60 to 70. Highs 80 to 90.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
$$
AZZ153-291530-
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-
142 PM MST Thu Aug 28 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (50-60 pct) then becoming
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...........Up 1 to 4 degs.
* Max Humidity.............58 to 68 pct.
24 hr Trend...........Little change.
* Wind (20 ft/10-min avg)..Northwest around 10 mph.
* 10000 ft MSL Wind........West 5 to 10 mph.
.FRIDAY...
* Sky/Weather..............Partly cloudy (40-50 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........40 pct.
* Chance of Thunder........40 pct.
* Max Temperature..........79 to 89 degs.
24 hr Trend...........Up 1 deg.
* Min Humidity.............28 to 38 pct.
24 hr Trend...........Up 1 to 4 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............9291 ft AGL.
* Transport winds..........Northwest 9 to 12 knots.
* Ventilation Category.....Excellent (111492 knot-ft).
.FRIDAY NIGHT...
* Sky/Weather..............Partly cloudy (30-40 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........10 pct.
* Chance of Thunder........10 pct.
* Min Temperature..........56 to 66 degs.
24 hr Trend...........Down 1 deg.
* Max Humidity.............57 to 67 pct.
24 hr Trend...........Little change.
* Wind (20 ft/10-min avg)..Northwest 10 to 15 mph.
* 10000 ft MSL Wind........Northwest around 15 mph becoming
northeast around 5 mph after midnight.
.SATURDAY...
* Sky/Weather..............Partly cloudy (35-45 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........30 pct.
* Max Temperature..........79 to 89 degs.
24 hr Trend...........Little change.
* Min Humidity.............23 to 33 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........Northeast around 5 mph shifting to the
southwest in the afternoon.
* Mixing height............11364 ft AGL.
* Transport winds..........North 7 knots shifting to the west 9
knots in the afternoon.
* Ventilation Category.....Excellent (102276 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.SUNDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 56 to 66. Highs 78 to 88. Light winds. Minimum Humidity
26 to 36 pct.
.LABOR DAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 55 to 65. Highs 74 to 84. Light winds. Minimum Humidity
35 to 45 pct.
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 54 to 64. Highs 74 to 84. Light winds. Minimum Humidity
30 to 40 pct.
.WEDNESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 53 to 63. Highs 72 to 82.
.THURSDAY...Partly cloudy. Slight chance of showers and
thunderstorms. Lows 52 to 62. Highs 70 to 80.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
$$
AZZ154-291530-
Arizona Fire Weather Zone 154
Forest Woodlands FDRA including the Sky Islands of Southeast
Arizona above 5500 feet-Coronado NF-TDC-
142 PM MST Thu Aug 28 2025
.TONIGHT...
* Sky/Weather..............Mostly cloudy (50-60 pct) then becoming
partly cloudy (45-55 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........59 to 69 degs.
24 hr Trend...........Little change.
* Max Humidity.............60 to 70 pct.
24 hr Trend...........Down 1 to 4 pct.
* Wind (20 ft/10-min avg)..West around 10 mph.
* 10000 ft MSL Wind........West around 5 mph shifting to the south
after midnight.
.FRIDAY...
* Sky/Weather..............Partly cloudy (35-45 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........40 pct.
* Chance of Thunder........40 pct.
* Max Temperature..........78 to 88 degs.
24 hr Trend...........Little change.
* Min Humidity.............32 to 42 pct.
24 hr Trend...........Little change.
* Wind (20 ft/10-min avg)..Northwest 10 to 15 mph.
* 10000 ft MSL Wind........Southwest around 5 mph shifting to the
west in the afternoon.
* Mixing height............8530 ft AGL.
* Transport winds..........Northwest 7 to 11 knots.
* Ventilation Category.....Very good (76770 knot-ft).
.FRIDAY NIGHT...
* Sky/Weather..............Partly cloudy (40-50 pct) then becoming
mostly cloudy (55-65 pct). Slight chance
of showers and thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........20 pct.
* Min Temperature..........59 to 69 degs.
24 hr Trend...........Little change.
* Max Humidity.............59 to 69 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.
.SATURDAY...
* Sky/Weather..............Mostly cloudy (45-55 pct) then becoming
partly cloudy (40-50 pct). Chance of
showers and thunderstorms.
* Chance of Precip.........30 pct.
* Chance of Thunder........30 pct.
* Max Temperature..........78 to 88 degs.
24 hr Trend...........Little change.
* Min Humidity.............29 to 39 pct.
24 hr Trend...........Down 2 to 5 pct.
* Wind (20 ft/10-min avg)..Northwest around 10 mph.
* 10000 ft MSL Wind........Northeast 5 to 10 mph.
* Mixing height............9319 ft AGL.
* Transport winds..........Northwest 7 to 9 knots.
* Ventilation Category.....Very good (74552 knot-ft).
.Forecast days 3 through 7......
Winds in Days 3 through 5 are surface 20 ft/10-min avg
.SUNDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 59 to 69. Highs 76 to 86. Southeast wind around 15 mph.
Minimum Humidity 35 to 45 pct.
.LABOR DAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 57 to 67. Highs 72 to 82. East wind around 15 mph. Minimum
Humidity 46 to 56 pct.
.TUESDAY...Mostly cloudy. Chance of showers and thunderstorms.
Lows 57 to 67. Highs 71 to 81. East wind around 15 mph. Minimum
Humidity 41 to 51 pct.
.WEDNESDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 56 to 66. Highs 72 to 82.
.THURSDAY...Partly cloudy. Chance of showers and thunderstorms.
Lows 55 to 65. Highs 70 to 80.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
$$
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