717
FNUS55 KTWC 160932
FWFTWC
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
232 AM MST THU OCT 16 2025
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY
TERRAIN DRIVEN WINDS
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DISCUSSION
MINIMUM RH VALUES WILL BE IN THE 20-30 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 NEAR NORMAL LEVELS SUNDAY
INTO NEXT WEEK. THE NEXT CHANCE OF PRECIPITATION WILL BE AROUND NEXT
TUESDAY/WEDNESDAY WITH A SLIGHT (~10%) CHANCE OF SHOWERS.
AZZ150-162245-
ARIZONA FIRE WEATHER ZONE 150
SONORAN FDRA-MOST OF PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY-
TOHONO O'ODHAM NATION-TUCSON METROPOLITAN AREA-TDC-
232 AM MST THU OCT 16 2025
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........72 TO 82 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............24 TO 34 PCT.
24 HR TREND...........DOWN 4 TO 8 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING NORTHWEST AROUND 10
MPH IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 10 TO 15 MPH.
* MIXING HEIGHT............5722 FT AGL.
* TRANSPORT WINDS..........NORTH 7 TO 8 KNOTS.
* VENTILATION CATEGORY.....GOOD (45776 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........49 TO 59 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MAX HUMIDITY.............52 TO 62 PCT.
24 HR TREND...........DOWN 12 TO 16 PCT.
* WIND (20 FT/10-MIN AVG)..NORTHWEST AROUND 10 MPH IN THE EVENING
BECOMING LIGHT.
* 10000 FT MSL WIND........SOUTHWEST 10 TO 15 MPH.
FRIDAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........73 TO 83 DEGS.
24 HR TREND...........UP 1 DEG.
* MIN HUMIDITY.............20 TO 30 PCT.
24 HR TREND...........DOWN 3 TO 6 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS.
* 10000 FT MSL WIND........SOUTHWEST 5 TO 10 MPH.
* MIXING HEIGHT............7953 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 6 KNOTS SHIFTING TO THE
SOUTHWEST 7 KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....GOOD (55671 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 50 TO 60. HIGHS 76 TO 86. LIGHT
WINDS. MINIMUM HUMIDITY 19 TO 29 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 52 TO 62. HIGHS 80 TO 90. LIGHT
WINDS. MINIMUM HUMIDITY 16 TO 26 PCT.
MONDAY
CLEAR. LOWS 54 TO 64. HIGHS 80 TO 90. LIGHT WINDS.
MINIMUM HUMIDITY 15 TO 25 PCT.
TUESDAY
MOSTLY CLEAR. LOWS 53 TO 63. HIGHS 78 TO 88.
WEDNESDAY
MOSTLY CLEAR. LOWS 55 TO 65. HIGHS 78 TO 88.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
AZZ151-162245-
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-
232 AM MST THU OCT 16 2025
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........69 TO 79 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............29 TO 39 PCT.
24 HR TREND...........DOWN 3 TO 6 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING WEST AROUND 10 MPH
IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST 20 TO 25 MPH.
* MIXING HEIGHT............6403 FT AGL.
* TRANSPORT WINDS..........NORTHEAST 5 KNOTS SHIFTING TO THE
SOUTHWEST 11 KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....VERY GOOD (70433 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........44 TO 54 DEGS.
24 HR TREND...........UP 1 DEG.
* MAX HUMIDITY.............72 TO 82 PCT.
24 HR TREND...........DOWN 11 TO 15 PCT.
* WIND (20 FT/10-MIN AVG)..WEST AROUND 10 MPH IN THE EVENING
BECOMING LIGHT.
* 10000 FT MSL WIND........SOUTHWEST AROUND 15 MPH INCREASING TO
AROUND 25 MPH AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........68 TO 78 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............26 TO 36 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING SOUTHWEST AROUND 10
MPH IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST 15 TO 20 MPH.
* MIXING HEIGHT............6823 FT AGL.
* TRANSPORT WINDS..........SOUTH 9 TO 11 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (75053 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 71 TO 81. LIGHT
WINDS. MINIMUM HUMIDITY 24 TO 34 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 46 TO 56. HIGHS 75 TO 85. LIGHT
WINDS. MINIMUM HUMIDITY 20 TO 30 PCT.
MONDAY
MOSTLY CLEAR. LOWS 48 TO 58. HIGHS 75 TO 85. LIGHT
WINDS. MINIMUM HUMIDITY 18 TO 28 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 47 TO 57. HIGHS 73 TO 83.
WEDNESDAY
MOSTLY CLEAR. LOWS 48 TO 58. 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)
AZZ152-162245-
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-
232 AM MST THU OCT 16 2025
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........69 TO 79 DEGS.
24 HR TREND...........DOWN 3 TO 6 DEGS.
* MIN HUMIDITY.............27 TO 37 PCT.
24 HR TREND...........DOWN 5 TO 9 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING WEST AROUND 10 MPH
IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST 20 TO 25 MPH.
* MIXING HEIGHT............5585 FT AGL.
* TRANSPORT WINDS..........WEST 7 TO 13 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (72605 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........45 TO 55 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MAX HUMIDITY.............66 TO 76 PCT.
24 HR TREND...........DOWN 11 TO 15 PCT.
* WIND (20 FT/10-MIN AVG)..WEST AROUND 10 MPH IN THE EVENING
BECOMING LIGHT.
* 10000 FT MSL WIND........SOUTHWEST 20 TO 25 MPH.
FRIDAY
* SKY/WEATHER..............MOSTLY SUNNY (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........68 TO 78 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............28 TO 38 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..SOUTH AROUND 10 MPH SHIFTING TO THE
SOUTHWEST IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST 15 TO 20 MPH.
* MIXING HEIGHT............5900 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 9 TO 13 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (76700 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 70 TO 80. LIGHT
WINDS. MINIMUM HUMIDITY 23 TO 33 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 45 TO 55. HIGHS 73 TO 83. LIGHT
WINDS. MINIMUM HUMIDITY 22 TO 32 PCT.
MONDAY
MOSTLY CLEAR. LOWS 46 TO 56. HIGHS 74 TO 84. LIGHT
WINDS. MINIMUM HUMIDITY 20 TO 29 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 45 TO 55. HIGHS 71 TO 81.
WEDNESDAY
MOSTLY CLEAR. LOWS 47 TO 57. HIGHS 72 TO 82.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
AZZ153-162245-
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-
232 AM MST THU OCT 16 2025
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........60 TO 70 DEGS.
24 HR TREND...........DOWN 3 TO 6 DEGS.
* MIN HUMIDITY.............25 TO 35 PCT.
24 HR TREND...........DOWN 11 TO 15 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING SOUTHWEST AROUND 10
MPH IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST AROUND 20 MPH DECREASING TO
AROUND 10 MPH IN THE AFTERNOON.
* MIXING HEIGHT............5487 FT AGL.
* TRANSPORT WINDS..........WEST 9 TO 12 KNOTS.
* VENTILATION CATEGORY.....GOOD (65844 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........37 TO 47 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MAX HUMIDITY.............59 TO 69 PCT.
24 HR TREND...........DOWN 14 TO 18 PCT.
* WIND (20 FT/10-MIN AVG)..NORTHWEST AROUND 10 MPH SHIFTING TO THE
NORTH AFTER MIDNIGHT.
* 10000 FT MSL WIND........SOUTHWEST 10 TO 15 MPH.
FRIDAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........59 TO 69 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............29 TO 39 PCT.
24 HR TREND...........UP 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING SOUTHWEST AROUND 10
MPH IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST 10 TO 15 MPH.
* MIXING HEIGHT............6037 FT AGL.
* TRANSPORT WINDS..........WEST 8 KNOTS SHIFTING TO THE SOUTHWEST 9
KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....GOOD (54333 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 36 TO 46. HIGHS 63 TO 73. LIGHT
WINDS. MINIMUM HUMIDITY 20 TO 30 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 38 TO 48. HIGHS 64 TO 74. LIGHT
WINDS. MINIMUM HUMIDITY 21 TO 31 PCT.
MONDAY
MOSTLY CLEAR. LOWS 40 TO 50. HIGHS 64 TO 74. LIGHT
WINDS. MINIMUM HUMIDITY 20 TO 30 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 37 TO 47. HIGHS 62 TO 72.
WEDNESDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 40 TO
50. HIGHS 62 TO 72.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
AZZ154-162245-
ARIZONA FIRE WEATHER ZONE 154
FOREST WOODLANDS FDRA INCLUDING THE SKY ISLANDS OF SOUTHEAST
ARIZONA ABOVE 5500 FEET-CORONADO NF-TDC-
232 AM MST THU OCT 16 2025
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........60 TO 70 DEGS.
24 HR TREND...........DOWN 2 TO 5 DEGS.
* MIN HUMIDITY.............32 TO 42 PCT.
24 HR TREND...........DOWN 2 TO 5 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING SOUTHWEST AROUND 10
MPH IN THE AFTERNOON.
* 10000 FT MSL WIND........SOUTHWEST 20 TO 25 MPH.
* MIXING HEIGHT............5846 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 10 TO 14 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (70152 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........41 TO 51 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MAX HUMIDITY.............66 TO 76 PCT.
24 HR TREND...........DOWN 10 TO 14 PCT.
* WIND (20 FT/10-MIN AVG)..WEST AROUND 10 MPH IN THE EVENING
BECOMING LIGHT.
* 10000 FT MSL WIND........SOUTHWEST 20 TO 25 MPH.
FRIDAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........59 TO 69 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............32 TO 42 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST AROUND 10 MPH.
* 10000 FT MSL WIND........SOUTHWEST 15 TO 20 MPH.
* MIXING HEIGHT............5744 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 12 TO 14 KNOTS.
* VENTILATION CATEGORY.....VERY GOOD (74672 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 40 TO 50. HIGHS 61 TO 71. LIGHT
WINDS. MINIMUM HUMIDITY 29 TO 39 PCT.
SUNDAY
MOSTLY CLEAR. LOWS 42 TO 52. HIGHS 65 TO 75. LIGHT
WINDS. MINIMUM HUMIDITY 25 TO 35 PCT.
MONDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 65 TO 75. LIGHT
WINDS. MINIMUM HUMIDITY 22 TO 32 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 43 TO 53. HIGHS 62 TO 72.
WEDNESDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 63 TO 73.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
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