797
FNUS55 KTWC 140958
FWFTWC
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
258 AM MST TUE JUL 14 2026
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY
TERRAIN DRIVEN WINDS
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DISCUSSION
DAILY CHANCES FOR THUNDERSTORMS WILL CONTINUE
EACH AFTERNOON AND EVENING THROUGH THE COMING WEEK WITH DAY TO
DAY VARIABILITY. MORE WIDESPREAD CHANCES FOR SHOWERS AND
THUNDERSTORMS ARE POSSIBLE THURSDAY AND FRIDAY. MINIMUM
RELATIVE HUMIDITY 25-30 PERCENT IN THE LOWER DESERT LOCATIONS
AND ABOVE 40 PERCENT IN THE MOUNTAINS THIS WEEK. WINDS THIS WEEK
WILL REMAIN MAINLY LIGHT AND UNDER 15 MPH, THOUGH STRONG AND
ERRATIC WINDS WILL BE POSSIBLE WITH ANY THUNDERSTORM.
AZZ150-142215-
ARIZONA FIRE WEATHER ZONE 150
SONORAN FDRA-MOST OF PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY-
TOHONO O'ODHAM NATION-TUCSON METROPOLITAN AREA-TDC-
258 AM MST TUE JUL 14 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (35-45 PCT). SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........10 PCT.
* CHANCE OF THUNDER........10 PCT.
* MAX TEMPERATURE..........94 TO 104 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............31 TO 41 PCT.
24 HR TREND...........DOWN 3 TO 7 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS.
* 10000 FT MSL WIND........EAST 5 TO 10 MPH.
* MIXING HEIGHT............7547 FT AGL.
* TRANSPORT WINDS..........EAST 6 TO 8 KNOTS.
* VENTILATION CATEGORY.....GOOD (60376 KNOT-FT).
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..........74 TO 84 DEGS.
24 HR TREND...........UP 2 TO 5 DEGS.
* MAX HUMIDITY.............54 TO 64 PCT.
24 HR TREND...........DOWN 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS.
* 10000 FT MSL WIND........NORTHEAST 10 TO 15 MPH.
WEDNESDAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT). SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........30 PCT.
* CHANCE OF THUNDER........20 PCT.
* MAX TEMPERATURE..........95 TO 105 DEGS.
24 HR TREND...........UP 1 TO 4 DEGS.
* MIN HUMIDITY.............29 TO 39 PCT.
24 HR TREND...........DOWN 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHEAST AROUND 10 MPH IN THE MORNING
BECOMING LIGHT.
* 10000 FT MSL WIND........EAST 5 TO 10 MPH.
* MIXING HEIGHT............8428 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 8 TO 10 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (84280 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS
73 TO 83. HIGHS 91 TO 101. LIGHT WINDS. MINIMUM HUMIDITY 37 TO
47 PCT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 69 TO 79. HIGHS 86 TO 96. LIGHT WINDS. MINIMUM HUMIDITY
43 TO 53 PCT.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 69 TO 79. HIGHS 88 TO 98. LIGHT WINDS.
MINIMUM HUMIDITY 36 TO 46 PCT.
SUNDAY
PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 70 TO 80. HIGHS 89 TO 99.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 71 TO 81. 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)
AZZ151-142215-
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-
258 AM MST TUE JUL 14 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (30-40 PCT) THEN BECOMING
MOSTLY CLOUDY (50-60 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...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............37 TO 47 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS.
* 10000 FT MSL WIND........EAST 10 TO 15 MPH.
* MIXING HEIGHT............6049 FT AGL.
* TRANSPORT WINDS..........EAST 9 KNOTS.
* VENTILATION CATEGORY.....GOOD (54441 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLOUDY (55-65 PCT) THEN BECOMING
PARTLY CLOUDY (40-50 PCT). SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........20 PCT.
* CHANCE OF THUNDER........20 PCT.
* MIN TEMPERATURE..........65 TO 75 DEGS.
24 HR TREND...........UP 1 TO 4 DEGS.
* MAX HUMIDITY.............71 TO 81 PCT.
24 HR TREND...........DOWN 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS.
* 10000 FT MSL WIND........EAST 10 TO 15 MPH.
WEDNESDAY
* SKY/WEATHER..............PARTLY CLOUDY (30-40 PCT). CHANCE OF
SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........40 PCT.
* CHANCE OF THUNDER........40 PCT.
* MAX TEMPERATURE..........86 TO 96 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............35 TO 45 PCT.
24 HR TREND...........DOWN 6 TO 10 PCT.
* WIND (20 FT/10-MIN AVG)..EAST AROUND 10 MPH.
* 10000 FT MSL WIND........EAST 10 TO 15 MPH.
* MIXING HEIGHT............8664 FT AGL.
* TRANSPORT WINDS..........EAST 10 TO 12 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (103968 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
SHOWERS LIKELY AND CHANCE OF THUNDERSTORMS. LOWS
65 TO 75. HIGHS 83 TO 93. LIGHT WINDS. MINIMUM HUMIDITY 44 TO
54 PCT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 62 TO 72. HIGHS 79 TO 89. LIGHT WINDS.
MINIMUM HUMIDITY 54 TO 64 PCT.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 61 TO 71. HIGHS 80 TO 90. LIGHT WINDS. MINIMUM HUMIDITY
47 TO 57 PCT.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 62 TO 72. HIGHS 81 TO 91.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 62 TO 72. HIGHS 81 TO 91.
NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION
(3500 MSL)
AZZ152-142215-
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-
258 AM MST TUE JUL 14 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT). CHANCE OF
SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........30 PCT.
* CHANCE OF THUNDER........30 PCT.
* MAX TEMPERATURE..........87 TO 97 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............31 TO 41 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..EAST AROUND 10 MPH.
* 10000 FT MSL WIND........SOUTHEAST 10 TO 15 MPH.
* MIXING HEIGHT............8282 FT AGL.
* TRANSPORT WINDS..........EAST 11 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (91102 KNOT-FT).
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..........64 TO 74 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MAX HUMIDITY.............69 TO 79 PCT.
24 HR TREND...........DOWN 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS.
* 10000 FT MSL WIND........EAST 5 TO 10 MPH.
WEDNESDAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT). SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........40 PCT.
* CHANCE OF THUNDER........20 PCT.
* MAX TEMPERATURE..........86 TO 96 DEGS.
24 HR TREND...........UP 1 TO 4 DEGS.
* MIN HUMIDITY.............33 TO 43 PCT.
24 HR TREND...........DOWN 3 TO 7 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHEAST AROUND 10 MPH.
* 10000 FT MSL WIND........SOUTHEAST 10 TO 15 MPH.
* MIXING HEIGHT............8959 FT AGL.
* TRANSPORT WINDS..........EAST 12 TO 14 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (125426 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 63 TO 73. HIGHS 84 TO 94. LIGHT WINDS. MINIMUM HUMIDITY
39 TO 49 PCT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 61 TO 71. HIGHS 81 TO 91. LIGHT WINDS.
MINIMUM HUMIDITY 46 TO 56 PCT.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 60 TO 70. HIGHS 81 TO 91. LIGHT WINDS.
MINIMUM HUMIDITY 44 TO 54 PCT.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 60 TO 70. HIGHS 82 TO 92.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 61 TO 71. HIGHS 83 TO 93.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
AZZ153-142215-
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-
258 AM MST TUE JUL 14 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (20-30 PCT) THEN BECOMING
MOSTLY CLOUDY (55-65 PCT). CHANCE OF
SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........50 PCT.
* CHANCE OF THUNDER........50 PCT.
* MAX TEMPERATURE..........80 TO 90 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............29 TO 39 PCT.
24 HR TREND...........UP 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........SOUTHEAST 5 TO 10 MPH.
* MIXING HEIGHT............8519 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 9 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (76671 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLOUDY (55-65 PCT) THEN BECOMING
PARTLY CLOUDY (30-40 PCT). CHANCE OF
SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........40 PCT.
* CHANCE OF THUNDER........40 PCT.
* MIN TEMPERATURE..........58 TO 68 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MAX HUMIDITY.............70 TO 80 PCT.
24 HR TREND...........UP 3 TO 7 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS.
* 10000 FT MSL WIND........SOUTHEAST 5 TO 10 MPH.
WEDNESDAY
* SKY/WEATHER..............PARTLY CLOUDY (25-35 PCT) THEN BECOMING
MOSTLY CLOUDY (55-65 PCT). SLIGHT CHANCE
OF SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........80 PCT.
* CHANCE OF THUNDER........20 PCT.
* MAX TEMPERATURE..........75 TO 85 DEGS.
24 HR TREND...........DOWN 2 TO 5 DEGS.
* MIN HUMIDITY.............43 TO 53 PCT.
24 HR TREND...........UP 6 TO 10 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHEAST AROUND 10 MPH SHIFTING TO THE
SOUTH IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHEAST 10 TO 15 MPH.
* MIXING HEIGHT............7872 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 12 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (94464 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 56 TO 66. HIGHS 73 TO 83. LIGHT WINDS. MINIMUM HUMIDITY
46 TO 56 PCT.
FRIDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 55 TO 65. HIGHS 72 TO 82. LIGHT WINDS.
MINIMUM HUMIDITY 50 TO 60 PCT.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 55 TO 65. HIGHS 73 TO 83. LIGHT WINDS. MINIMUM HUMIDITY
49 TO 59 PCT.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 55 TO 65. HIGHS 74 TO 84.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 56 TO 66. HIGHS 75 TO 85.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
AZZ154-142215-
ARIZONA FIRE WEATHER ZONE 154
FOREST WOODLANDS FDRA INCLUDING THE SKY ISLANDS OF SOUTHEAST
ARIZONA ABOVE 5500 FEET-CORONADO NF-TDC-
258 AM MST TUE JUL 14 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (35-45 PCT). CHANCE OF
SHOWERS AND THUNDERSTORMS.
* CHANCE OF PRECIP.........40 PCT.
* CHANCE OF THUNDER........40 PCT.
* MAX TEMPERATURE..........76 TO 86 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............43 TO 53 PCT.
24 HR TREND...........DOWN 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..EAST AROUND 10 MPH.
* 10000 FT MSL WIND........SOUTHEAST 10 TO 15 MPH.
* MIXING HEIGHT............9194 FT AGL.
* TRANSPORT WINDS..........EAST 11 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (101134 KNOT-FT).
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..........60 TO 70 DEGS.
24 HR TREND...........UP 1 DEG.
* MAX HUMIDITY.............67 TO 77 PCT.
24 HR TREND...........DOWN 3 TO 7 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING NORTHEAST AROUND 10
MPH AFTER MIDNIGHT.
* 10000 FT MSL WIND........EAST 10 TO 15 MPH.
WEDNESDAY
* SKY/WEATHER..............PARTLY CLOUDY (35-45 PCT). CHANCE OF
THUNDERSTORMS AND SLIGHT CHANCE OF
SHOWERS.
* CHANCE OF PRECIP.........40 PCT.
* CHANCE OF THUNDER........40 PCT.
* MAX TEMPERATURE..........76 TO 86 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............46 TO 56 PCT.
24 HR TREND...........DOWN 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..EAST AROUND 10 MPH.
* 10000 FT MSL WIND........EAST 10 TO 15 MPH.
* MIXING HEIGHT............10581 FT AGL.
* TRANSPORT WINDS..........EAST 12 TO 14 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (137553 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
MOSTLY CLOUDY. CHANCE OF THUNDERSTORMS AND SLIGHT
CHANCE OF SHOWERS. LOWS 60 TO 70. HIGHS 73 TO 83. LIGHT WINDS.
MINIMUM HUMIDITY 50 TO 60 PCT.
FRIDAY
THUNDERSTORMS LIKELY AND CHANCE OF SHOWERS. LOWS 57 TO
67. HIGHS 70 TO 80. LIGHT WINDS. MINIMUM HUMIDITY 61 TO 71 PCT.
SATURDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 56 TO 66. HIGHS 70 TO 80. LIGHT WINDS.
MINIMUM HUMIDITY 57 TO 67 PCT.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 57 TO 67. HIGHS 71 TO 81.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS.
LOWS 57 TO 67. HIGHS 72 TO 82.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
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