382
FNUS55 KTWC 241017
FWFTWC
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
317 AM MST TUE MAR 24 2026
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY
TERRAIN DRIVEN WINDS
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DISCUSSION
A RIDGE OF HIGH PRESSURE WILL CONTINUE TO BRING
TEMPERATURES 15 TO 20 DEGREES ABOVE SEASONAL NORMALS, ALTHOUGH
IT WILL BE LOWER THAN THIS PAST WEEKEND. VERY DRY CONDITIONS
WILL CONTINUE THROUGH MOST OF WEEK, WITH MINIMUM RH VALUES AT
ALL ELEVATIONS GENERALLY IN THE 5-12 PERCENT RANGE. MOISTURE
WILL BE MOVING INTO THE REGION BY THE WEEKEND, LEADING TO 10-20
PERCENT CHANCES FOR PRECIPITATION AS EARLY AS SATURDAY AFTERNOON
FOR AREAS TUCSON AND EAST WITH BETTER CHANCES (20-40%) ON
SUNDAY AND MONDAY AFTERNOONS. 20-FOOT WINDS WILL GENERALLY BE
10-15 MPH WITH SOME AFTERNOON GUSTS TO 20-25 MPH THROUGH
THURSDAY. EASTERLY BREEZES WILL PICK STARTING ON FRIDAY AND
LASTING THROUGH AT LEAST SATURDAY MORNING.
AZZ150-242300-
ARIZONA FIRE WEATHER ZONE 150
SONORAN FDRA-MOST OF PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY-
TOHONO O'ODHAM NATION-TUCSON METROPOLITAN AREA-TDC-
317 AM MST TUE MAR 24 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........89 TO 99 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............5 TO 14 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING WEST AROUND 10 MPH
IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 15 TO 20 MPH.
* MIXING HEIGHT............7717 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 6 KNOTS SHIFTING TO THE WEST
IN THE AFTERNOON.
* VENTILATION CATEGORY.....VERY GOOD (84887 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........56 TO 66 DEGS.
24 HR TREND...........UP 2 TO 5 DEGS.
* MAX HUMIDITY.............26 TO 36 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........WEST 10 TO 15 MPH.
WEDNESDAY
* SKY/WEATHER..............SUNNY (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........93 TO 103 DEGS.
24 HR TREND...........UP 2 TO 5 DEGS.
* MIN HUMIDITY.............5 TO 8 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING NORTHWEST AROUND 10
MPH IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 15 TO 20 MPH.
* MIXING HEIGHT............8816 FT AGL.
* TRANSPORT WINDS..........EAST 6 KNOTS SHIFTING TO THE NORTHWEST
14 KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (123424 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
CLEAR. LOWS 58 TO 68. HIGHS 94 TO 104. LIGHT WINDS.
MINIMUM HUMIDITY 5 TO 8 PCT.
FRIDAY
PARTLY CLOUDY. LOWS 59 TO 69. HIGHS 93 TO 103. LIGHT
WINDS. MINIMUM HUMIDITY 5 TO 8 PCT.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 63 TO
73. HIGHS 89 TO 99. SOUTHEAST WIND AROUND 25 MPH. MINIMUM
HUMIDITY 12 TO 21 PCT.
SUNDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 61 TO 71. HIGHS 86 TO 96.
MONDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 58 TO 68. HIGHS 85 TO 95.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
AZZ151-242300-
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-
317 AM MST TUE MAR 24 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........85 TO 95 DEGS.
24 HR TREND...........UP 1 DEG.
* MIN HUMIDITY.............5 TO 10 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING WEST AROUND 10 MPH
IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST AROUND 25 MPH DECREASING TO AROUND
15 MPH IN THE AFTERNOON.
* MIXING HEIGHT............7716 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 6 KNOTS SHIFTING TO THE WEST
13 KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (100308 KNOT-FT).
TONIGHT
* SKY/WEATHER..............CLEAR (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........51 TO 61 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MAX HUMIDITY.............22 TO 32 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........WEST 10 TO 15 MPH.
WEDNESDAY
* SKY/WEATHER..............SUNNY (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........87 TO 97 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............5 TO 9 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........WEST 10 TO 15 MPH.
* MIXING HEIGHT............9745 FT AGL.
* TRANSPORT WINDS..........NORTH 8 KNOTS SHIFTING TO THE NORTHWEST
15 KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (146175 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
CLEAR. LOWS 53 TO 63. HIGHS 87 TO 97. NORTHWEST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 5 TO 10 PCT.
FRIDAY
PARTLY CLOUDY. LOWS 53 TO 63. HIGHS 87 TO 97. NORTHEAST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 5 TO 10 PCT.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 54 TO
64. HIGHS 79 TO 89. EAST WIND AROUND 25 MPH. MINIMUM HUMIDITY
18 TO 28 PCT.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 55 TO 65. HIGHS 78 TO 88.
MONDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS 51 TO 61. HIGHS 78 TO 88.
NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION
(3500 MSL)
AZZ152-242300-
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-
317 AM MST TUE MAR 24 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........84 TO 94 DEGS.
24 HR TREND...........UP 1 DEG.
* MIN HUMIDITY.............5 TO 11 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING WEST AROUND 15 MPH
IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 15 TO 20 MPH.
* MIXING HEIGHT............7448 FT AGL.
* TRANSPORT WINDS..........NORTHWEST 6 TO 14 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (104272 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........50 TO 60 DEGS.
24 HR TREND...........UP 1 DEG.
* MAX HUMIDITY.............22 TO 32 PCT.
24 HR TREND...........UP 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..NORTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........NORTHWEST 5 TO 10 MPH.
WEDNESDAY
* SKY/WEATHER..............MOSTLY SUNNY (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........87 TO 97 DEGS.
24 HR TREND...........UP 2 TO 5 DEGS.
* MIN HUMIDITY.............5 TO 10 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING WEST AROUND 15 MPH
IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 5 TO 10 MPH.
* MIXING HEIGHT............8076 FT AGL.
* TRANSPORT WINDS..........NORTHWEST 8 TO 14 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (113064 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
CLEAR. LOWS 51 TO 61. HIGHS 86 TO 96. NORTHWEST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 5 TO 10 PCT.
FRIDAY
PARTLY CLOUDY. LOWS 51 TO 61. HIGHS 85 TO 95. EAST WIND
AROUND 20 MPH. MINIMUM HUMIDITY 6 TO 10 PCT.
SATURDAY
MOSTLY CLOUDY. NOT AS WARM. LOWS 51 TO 61. HIGHS
74 TO 84. EAST WIND AROUND 30 MPH. MINIMUM HUMIDITY 19 TO 29 PCT.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 53 TO 63. HIGHS 76 TO 86.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 50 TO 60. HIGHS 77 TO 87.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
AZZ153-242300-
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-
317 AM MST TUE MAR 24 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........76 TO 86 DEGS.
24 HR TREND...........UP 3 TO 6 DEGS.
* MIN HUMIDITY.............6 TO 11 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..NORTH AROUND 10 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 10 TO 15 MPH.
* MIXING HEIGHT............6955 FT AGL.
* TRANSPORT WINDS..........NORTH 9 KNOTS SHIFTING TO THE WEST 13
KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....VERY GOOD (90415 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........48 TO 58 DEGS.
24 HR TREND...........UP 2 TO 5 DEGS.
* MAX HUMIDITY.............21 TO 31 PCT.
24 HR TREND...........UP 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..NORTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........NORTH AROUND 10 MPH SHIFTING TO THE
NORTHEAST AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER..............SUNNY (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........78 TO 88 DEGS.
24 HR TREND...........UP 1 DEG.
* MIN HUMIDITY.............6 TO 11 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..NORTH AROUND 10 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* 10000 FT MSL WIND........LIGHT WINDS BECOMING SOUTHWEST AROUND 5
MPH IN THE AFTERNOON.
* MIXING HEIGHT............7218 FT AGL.
* TRANSPORT WINDS..........NORTH 8 KNOTS SHIFTING TO THE SOUTHWEST
14 KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (101052 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
CLEAR. LOWS 46 TO 56. HIGHS 76 TO 86. NORTHWEST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 6 TO 9 PCT.
FRIDAY
PARTLY CLOUDY. LOWS 46 TO 56. HIGHS 75 TO 85. SOUTHEAST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 6 TO 9 PCT.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 46 TO
56. HIGHS 66 TO 76. SOUTHEAST WIND AROUND 20 MPH. MINIMUM
HUMIDITY 21 TO 31 PCT.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 48 TO 58. HIGHS 66 TO 76.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 46 TO 56. HIGHS 66 TO 76.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
AZZ154-242300-
ARIZONA FIRE WEATHER ZONE 154
FOREST WOODLANDS FDRA INCLUDING THE SKY ISLANDS OF SOUTHEAST
ARIZONA ABOVE 5500 FEET-CORONADO NF-TDC-
317 AM MST TUE MAR 24 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........75 TO 85 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............6 TO 11 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING WEST AROUND 15 MPH
IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST AROUND 25 MPH DECREASING TO AROUND
15 MPH IN THE AFTERNOON.
* MIXING HEIGHT............9083 FT AGL.
* TRANSPORT WINDS..........WEST 7 TO 14 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (95371 KNOT-FT).
TONIGHT
* SKY/WEATHER..............CLEAR (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........51 TO 61 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MAX HUMIDITY.............15 TO 25 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..NORTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST AROUND 15 MPH DECREASING TO AROUND
5 MPH AFTER MIDNIGHT.
WEDNESDAY
* SKY/WEATHER..............MOSTLY SUNNY (0-10 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........77 TO 87 DEGS.
24 HR TREND...........UP 2 TO 5 DEGS.
* MIN HUMIDITY.............5 TO 11 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..NORTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST 10 TO 15 MPH.
* MIXING HEIGHT............9684 FT AGL.
* TRANSPORT WINDS..........NORTHWEST 9 TO 15 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (116208 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
THURSDAY
CLEAR. LOWS 52 TO 62. HIGHS 77 TO 87. NORTHWEST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 6 TO 11 PCT.
FRIDAY
PARTLY CLOUDY. LOWS 52 TO 62. HIGHS 76 TO 86. NORTHEAST
WIND AROUND 20 MPH. MINIMUM HUMIDITY 6 TO 10 PCT.
SATURDAY
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 49 TO
59. HIGHS 67 TO 77. EAST WIND AROUND 30 MPH. MINIMUM HUMIDITY
24 TO 34 PCT.
SUNDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 52 TO 62. HIGHS 68 TO 78.
MONDAY
MOSTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT CHANCE OF
THUNDERSTORMS. LOWS 49 TO 59. HIGHS 68 TO 78.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
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