684
FNUS55 KTWC 190931
FWFTWC
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
231 AM MST THU FEB 19 2026
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY
TERRAIN DRIVEN WINDS
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DISCUSSION
BREEZY WEST WINDS 15 TO 20 MPH WITH GUSTS TO 30
MPH ARE EXPECTED TODAY AND FRIDAY. ANOTHER CHANCE OF PRECIPITATION
MOVES FROM TUCSON NORTH LATER TONIGHT INTO FRIDAY MORNING. DRY
THIS WEEKEND AND WARMER WITH LESS WIND.
AZZ150-192200-
ARIZONA FIRE WEATHER ZONE 150
SONORAN FDRA-MOST OF PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY-
TOHONO O'ODHAM NATION-TUCSON METROPOLITAN AREA-TDC-
231 AM MST THU FEB 19 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (35-45 PCT) THEN BECOMING
MOSTLY SUNNY (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........56 TO 66 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............33 TO 43 PCT.
24 HR TREND...........UP 1 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST 35 TO 40 MPH.
* MIXING HEIGHT............6535 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 11 TO 16 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (104560 KNOT-FT).
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT).
* CHANCE OF PRECIP.........10 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........37 TO 47 DEGS.
24 HR TREND...........UP 1 DEG.
* MAX HUMIDITY.............78 TO 88 PCT.
24 HR TREND...........UP 5 TO 9 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST AROUND 40 MPH INCREASING TO AROUND
60 MPH AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT) THEN BECOMING
MOSTLY SUNNY (15-25 PCT).
* CHANCE OF PRECIP.........10 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........56 TO 66 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............26 TO 36 PCT.
24 HR TREND...........DOWN 4 TO 8 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST AROUND 50 MPH DECREASING TO AROUND
35 MPH IN THE AFTERNOON.
* MIXING HEIGHT............6004 FT AGL.
* TRANSPORT WINDS..........WEST 11 TO 17 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (102068 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 33 TO 43. HIGHS 66 TO 76. LIGHT
WINDS. MINIMUM HUMIDITY 14 TO 24 PCT.
SUNDAY
PARTLY CLOUDY. LOWS 43 TO 53. HIGHS 74 TO 84. NORTHEAST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 11 TO 20 PCT.
MONDAY
MOSTLY CLEAR. LOWS 45 TO 55. HIGHS 78 TO 88. NORTHEAST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 10 TO 19 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 48 TO 58. HIGHS 79 TO 89.
WEDNESDAY
PARTLY CLOUDY. LOWS 51 TO 61. HIGHS 79 TO 89.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
AZZ151-192200-
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-
231 AM MST THU FEB 19 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........52 TO 62 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............36 TO 46 PCT.
24 HR TREND...........UP 3 TO 6 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST 35 TO 40 MPH.
* MIXING HEIGHT............5170 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 15 TO 20 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (103400 KNOT-FT).
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........31 TO 41 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MAX HUMIDITY.............83 TO 93 PCT.
24 HR TREND...........DOWN 3 TO 7 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST AROUND 40 MPH INCREASING TO AROUND
50 MPH AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT) THEN BECOMING
MOSTLY SUNNY (20-30 PCT).
* CHANCE OF PRECIP.........10 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........52 TO 62 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............31 TO 41 PCT.
24 HR TREND...........DOWN 4 TO 8 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST AROUND 50 MPH DECREASING TO AROUND
35 MPH IN THE AFTERNOON.
* MIXING HEIGHT............5299 FT AGL.
* TRANSPORT WINDS..........WEST 19 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (100681 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 30 TO 40. HIGHS 62 TO 72. LIGHT
WINDS. MINIMUM HUMIDITY 16 TO 26 PCT.
SUNDAY
PARTLY CLOUDY. LOWS 39 TO 49. HIGHS 66 TO 76. EAST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 13 TO 23 PCT.
MONDAY
MOSTLY CLEAR. LOWS 39 TO 49. HIGHS 71 TO 81. EAST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 12 TO 22 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 43 TO 53. HIGHS 74 TO 84.
WEDNESDAY
MOSTLY CLEAR. LOWS 46 TO 56. 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)
AZZ152-192200-
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-
231 AM MST THU FEB 19 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (45-55 PCT).
* CHANCE OF PRECIP.........10 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........51 TO 61 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............40 TO 50 PCT.
24 HR TREND...........UP 4 TO 8 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST AROUND 40 MPH DECREASING TO AROUND
30 MPH IN THE AFTERNOON.
* MIXING HEIGHT............5664 FT AGL.
* TRANSPORT WINDS..........WEST 16 TO 22 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (124608 KNOT-FT).
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT).
* CHANCE OF PRECIP.........10 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........31 TO 41 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MAX HUMIDITY.............79 TO 89 PCT.
24 HR TREND...........DOWN 8 TO 12 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST AROUND 35 MPH BECOMING WEST
AND INCREASING TO AROUND 50 MPH AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER..............PARTLY CLOUDY (45-55 PCT). SLIGHT CHANCE
OF SHOWERS.
* CHANCE OF PRECIP.........20 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........51 TO 61 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............32 TO 42 PCT.
24 HR TREND...........DOWN 4 TO 8 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 15 TO 20 MPH.
* 10000 FT MSL WIND........WEST AROUND 50 MPH DECREASING TO AROUND
35 MPH IN THE AFTERNOON.
* MIXING HEIGHT............5323 FT AGL.
* TRANSPORT WINDS..........WEST 22 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (117106 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 28 TO 38. HIGHS 59 TO 69. LIGHT
WINDS. MINIMUM HUMIDITY 16 TO 26 PCT.
SUNDAY
PARTLY CLOUDY. LOWS 37 TO 47. HIGHS 61 TO 71. EAST WIND
AROUND 25 MPH. MINIMUM HUMIDITY 16 TO 26 PCT.
MONDAY
MOSTLY CLEAR. LOWS 37 TO 47. HIGHS 67 TO 77. EAST WIND
AROUND 20 MPH. MINIMUM HUMIDITY 14 TO 24 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 40 TO 50. HIGHS 71 TO 81.
WEDNESDAY
PARTLY CLOUDY. LOWS 43 TO 53. 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)
AZZ153-192200-
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-
231 AM MST THU FEB 19 2026
TODAY
* SKY/WEATHER..............MOSTLY CLOUDY (50-60 PCT) THEN BECOMING
PARTLY CLOUDY (35-45 PCT). SLIGHT CHANCE
OF RAIN AND SNOW SHOWERS.
* CHANCE OF PRECIP.........20 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........37 TO 47 DEGS.
24 HR TREND...........DOWN 2 TO 5 DEGS.
* MIN HUMIDITY.............51 TO 61 PCT.
24 HR TREND...........UP 7 TO 11 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST 30 TO 35 MPH.
* MIXING HEIGHT............4463 FT AGL.
* TRANSPORT WINDS..........WEST 19 TO 23 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (102649 KNOT-FT).
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (25-35 PCT) THEN BECOMING
MOSTLY CLOUDY (45-55 PCT). CHANCE OF
SNOW SHOWERS.
* CHANCE OF PRECIP.........30 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........24 TO 34 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MAX HUMIDITY.............82 TO 92 PCT.
24 HR TREND...........DOWN 3 TO 7 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 15 TO 20 MPH.
* 10000 FT MSL WIND........SOUTHWEST AROUND 35 MPH INCREASING TO
AROUND 45 MPH AFTER MIDNIGHT.
FRIDAY
* SKY/WEATHER..............MOSTLY CLOUDY (55-65 PCT) THEN BECOMING
PARTLY CLOUDY (35-45 PCT). CHANCE OF
SNOW SHOWERS.
* CHANCE OF PRECIP.........40 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........36 TO 46 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............43 TO 53 PCT.
24 HR TREND...........DOWN 3 TO 7 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 15 TO 20 MPH.
* 10000 FT MSL WIND........WEST AROUND 50 MPH DECREASING TO AROUND
30 MPH IN THE AFTERNOON.
* MIXING HEIGHT............4410 FT AGL.
* TRANSPORT WINDS..........WEST 26 TO 30 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (132300 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. WARMER. LOWS 20 TO 30. HIGHS 48 TO 58.
LIGHT WINDS. MINIMUM HUMIDITY 21 TO 31 PCT.
SUNDAY
PARTLY CLOUDY. LOWS 31 TO 41. HIGHS 50 TO 60. EAST WIND
AROUND 20 MPH. MINIMUM HUMIDITY 23 TO 33 PCT.
MONDAY
MOSTLY CLEAR. LOWS 32 TO 42. HIGHS 57 TO 67. EAST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 21 TO 31 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 36 TO 46. HIGHS 61 TO 71.
WEDNESDAY
PARTLY CLOUDY. LOWS 39 TO 49. HIGHS 60 TO 70.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
AZZ154-192200-
ARIZONA FIRE WEATHER ZONE 154
FOREST WOODLANDS FDRA INCLUDING THE SKY ISLANDS OF SOUTHEAST
ARIZONA ABOVE 5500 FEET-CORONADO NF-TDC-
231 AM MST THU FEB 19 2026
TODAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT).
* CHANCE OF PRECIP.........10 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........43 TO 53 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............45 TO 55 PCT.
24 HR TREND...........UP 13 TO 17 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 20 MPH.
* 10000 FT MSL WIND........WEST AROUND 40 MPH DECREASING TO AROUND
30 MPH IN THE AFTERNOON.
* MIXING HEIGHT............5743 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 19 TO 23 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (120603 KNOT-FT).
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (30-40 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........27 TO 37 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MAX HUMIDITY.............76 TO 86 PCT.
24 HR TREND...........DOWN 8 TO 12 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 20 MPH.
* 10000 FT MSL WIND........SOUTHWEST AROUND 35 MPH BECOMING WEST
AND INCREASING TO AROUND 50 MPH AFTER
MIDNIGHT.
FRIDAY
* SKY/WEATHER..............PARTLY CLOUDY (40-50 PCT) THEN BECOMING
MOSTLY SUNNY (20-30 PCT).
* CHANCE OF PRECIP.........10 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........44 TO 54 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............35 TO 45 PCT.
24 HR TREND...........DOWN 8 TO 12 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 20 MPH.
* 10000 FT MSL WIND........WEST AROUND 50 MPH DECREASING TO AROUND
35 MPH IN THE AFTERNOON.
* MIXING HEIGHT............5391 FT AGL.
* TRANSPORT WINDS..........WEST 24 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (129384 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
SATURDAY
MOSTLY CLEAR. LOWS 28 TO 38. HIGHS 52 TO 62. EAST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 19 TO 29 PCT.
SUNDAY
PARTLY CLOUDY. LOWS 36 TO 46. HIGHS 54 TO 64. EAST WIND
AROUND 20 MPH. MINIMUM HUMIDITY 16 TO 26 PCT.
MONDAY
MOSTLY CLEAR. LOWS 36 TO 46. HIGHS 60 TO 70. EAST WIND
AROUND 20 MPH. MINIMUM HUMIDITY 16 TO 26 PCT.
TUESDAY
PARTLY CLOUDY. LOWS 41 TO 51. HIGHS 64 TO 74.
WEDNESDAY
MOSTLY CLEAR. LOWS 44 TO 54. HIGHS 65 TO 75.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
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