549
FNUS55 KTWC 020857
FWFTWC
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
157 AM MST MON MAR 2 2026
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY
TERRAIN DRIVEN WINDS
+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
DISCUSSION
WELL ABOVE NORMAL TEMPERATURES ARE EXPECTED ACROSS
SOUTHEAST ARIZONA, WITH RECORD OR NEAR RECORD HIGHS TODAY.
HIGH TEMPERATURES 15-20 DEGREES ABOVE NORMAL TODAY WILL THEN
COOL TO ABOUT 10 DEGREES ABOVE NORMAL TUESDAY AND WEDNESDAY,
WITH SOME ADDITIONAL COOLING LATER IN THE WEEK. A SERIES OF WEATHER
SYSTEMS WILL MOVE TO OUR NORTH ACROSS THE GREAT BASIN THIS WEEK,
RESULTING IN A FEW BREEZES TODAY AND TUESDAY AS HIGH WITH GUSTS 20-
25 MPH. WINDS WILL BE STRONGER ON THURSDAY WITH WESTERLY WINDS
GUSTING 30-35 MPH AND THE POTENTIAL FOR BRIEF LOCALIZED CRITICAL
FIRE WEATHER CONDITIONS. MINIMUM RELATIVE HUMIDITY VALUES AT
ALL ELEVATIONS WILL BE IN THE 9-18 PERCENT RANGE THROUGH THURSDAY,
WITH VALUES RISING 3-7 PERCENT FRIDAY THROUGH NEXT WEEK. THE MODELS
SHOW A CUT OFF LOW IN THE VICINITY THIS WEEKEND INTO EARLY THE
FOLLOWING WEEK, WHICH MAY PULL SOME MOISTURE INTO THE REGION
DEPENDING UPON HOW THE SYSTEM EVOLVES.
AZZ150-022215-
ARIZONA FIRE WEATHER ZONE 150
SONORAN FDRA-MOST OF PIMA COUNTY-SOUTH CENTRAL PINAL COUNTY-
TOHONO O'ODHAM NATION-TUCSON METROPOLITAN AREA-TDC-
157 AM MST MON MAR 2 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........85 TO 95 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............8 TO 14 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 20 TO 25 MPH.
* MIXING HEIGHT............8689 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 6 KNOTS INCREASING TO WEST 16
KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (139024 KNOT-FT).
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (25-35 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........51 TO 61 DEGS.
24 HR TREND...........DOWN 3 TO 6 DEGS.
* MAX HUMIDITY.............28 TO 38 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..WEST AROUND 15 MPH SHIFTING TO THE
SOUTHWEST AFTER MIDNIGHT.
* 10000 FT MSL WIND........SOUTHWEST 25 TO 30 MPH.
TUESDAY
* SKY/WEATHER..............MOSTLY SUNNY (15-25 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........78 TO 88 DEGS.
24 HR TREND...........DOWN 3 TO 7 DEGS.
* MIN HUMIDITY.............8 TO 14 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 25 TO 30 MPH.
* MIXING HEIGHT............10130 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 9 KNOTS SHIFTING TO THE WEST
15 KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (151950 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
WEDNESDAY
MOSTLY CLEAR. LOWS 47 TO 57. HIGHS 77 TO 87. LIGHT
WINDS. MINIMUM HUMIDITY 8 TO 12 PCT.
THURSDAY
MOSTLY CLEAR. LOWS 47 TO 57. HIGHS 71 TO 81.
SOUTHWEST WIND AROUND 20 MPH. MINIMUM HUMIDITY 10 TO 15 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 68 TO 78. WEST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 10 TO 16 PCT.
SATURDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 71 TO 81.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 45 TO 55.
HIGHS 74 TO 84.
NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT
LOCATION (2550 MSL)
AZZ151-022215-
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-
157 AM MST MON MAR 2 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........79 TO 89 DEGS.
24 HR TREND...........LITTLE CHANGE.
* MIN HUMIDITY.............8 TO 16 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............7821 FT AGL.
* TRANSPORT WINDS..........SOUTHEAST 6 KNOTS INCREASING TO WEST 16
KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (125136 KNOT-FT).
TONIGHT
* SKY/WEATHER..............PARTLY CLOUDY (25-35 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........47 TO 57 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MAX HUMIDITY.............31 TO 41 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST AROUND 20 MPH INCREASING TO
AROUND 30 MPH AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER..............MOSTLY SUNNY (15-25 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........74 TO 84 DEGS.
24 HR TREND...........DOWN 3 TO 7 DEGS.
* MIN HUMIDITY.............9 TO 16 PCT.
24 HR TREND...........UP 1 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTH AROUND 10 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 25 TO 30 MPH.
* MIXING HEIGHT............7533 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 14 TO 21 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (158193 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
WEDNESDAY
MOSTLY CLEAR. LOWS 42 TO 52. HIGHS 72 TO 82. LIGHT
WINDS. MINIMUM HUMIDITY 9 TO 14 PCT.
THURSDAY
MOSTLY CLEAR. LOWS 42 TO 52. HIGHS 68 TO 78.
SOUTHWEST WIND AROUND 20 MPH. MINIMUM HUMIDITY 11 TO 18 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 36 TO 46. HIGHS 62 TO 72. SOUTHWEST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 12 TO 19 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 36 TO 46. HIGHS 64 TO 74.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 39 TO 49.
HIGHS 67 TO 77.
NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION
(3500 MSL)
AZZ152-022215-
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-
157 AM MST MON MAR 2 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........78 TO 88 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MIN HUMIDITY.............8 TO 18 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..LIGHT WINDS BECOMING SOUTHWEST AROUND 15
MPH IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 20 TO 25 MPH.
* MIXING HEIGHT............8183 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 6 KNOTS INCREASING TO WEST 18
KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (147294 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........45 TO 55 DEGS.
24 HR TREND...........DOWN 1 DEG.
* MAX HUMIDITY.............33 TO 43 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 25 TO 30 MPH.
TUESDAY
* SKY/WEATHER..............MOSTLY SUNNY (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........74 TO 84 DEGS.
24 HR TREND...........DOWN 3 TO 6 DEGS.
* MIN HUMIDITY.............9 TO 18 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..SOUTH AROUND 10 MPH SHIFTING TO THE WEST
IN THE AFTERNOON.
* 10000 FT MSL WIND........WEST 25 TO 30 MPH.
* MIXING HEIGHT............11335 FT AGL.
* TRANSPORT WINDS..........SOUTHWEST 14 KNOTS INCREASING TO WEST 24
KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (272040 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
WEDNESDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 71 TO 81. LIGHT
WINDS. MINIMUM HUMIDITY 9 TO 15 PCT.
THURSDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 68 TO 78.
SOUTHWEST WIND AROUND 20 MPH. MINIMUM HUMIDITY 9 TO 18 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 35 TO 45. HIGHS 62 TO 72. WEST WIND
AROUND 15 MPH. MINIMUM HUMIDITY 11 TO 19 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 35 TO 45. HIGHS 64 TO 74.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 37 TO 47.
HIGHS 67 TO 77.
NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)
AZZ153-022215-
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-
157 AM MST MON MAR 2 2026
TODAY
* SKY/WEATHER..............MOSTLY SUNNY (5-15 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........66 TO 76 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MIN HUMIDITY.............10 TO 17 PCT.
24 HR TREND...........DOWN 1 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST 20 TO 25 MPH.
* MIXING HEIGHT............6615 FT AGL.
* TRANSPORT WINDS..........NORTHWEST 12 KNOTS INCREASING TO WEST 25
KNOTS IN THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (165375 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (15-25 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........40 TO 50 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MAX HUMIDITY.............36 TO 46 PCT.
24 HR TREND...........UP 3 TO 7 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST 30 TO 35 MPH.
TUESDAY
* SKY/WEATHER..............MOSTLY SUNNY (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........61 TO 71 DEGS.
24 HR TREND...........DOWN 3 TO 7 DEGS.
* MIN HUMIDITY.............11 TO 19 PCT.
24 HR TREND...........LITTLE CHANGE.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........WEST AROUND 35 MPH DECREASING TO AROUND
25 MPH IN THE AFTERNOON.
* MIXING HEIGHT............7612 FT AGL.
* TRANSPORT WINDS..........WEST 21 TO 25 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (190300 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
WEDNESDAY
MOSTLY CLEAR. LOWS 35 TO 45. HIGHS 60 TO 70. LIGHT
WINDS. MINIMUM HUMIDITY 10 TO 17 PCT.
THURSDAY
MOSTLY CLEAR. LOWS 35 TO 45. HIGHS 57 TO 67. WEST
WIND AROUND 20 MPH. MINIMUM HUMIDITY 12 TO 20 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 28 TO 38. HIGHS 50 TO 60. NORTHWEST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 14 TO 22 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 29 TO 39. HIGHS 53 TO 63.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 32 TO 42.
HIGHS 58 TO 68.
NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)
AZZ154-022215-
ARIZONA FIRE WEATHER ZONE 154
FOREST WOODLANDS FDRA INCLUDING THE SKY ISLANDS OF SOUTHEAST
ARIZONA ABOVE 5500 FEET-CORONADO NF-TDC-
157 AM MST MON MAR 2 2026
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...........LITTLE CHANGE.
* MIN HUMIDITY.............9 TO 19 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 15 TO 20 MPH.
* MIXING HEIGHT............8923 FT AGL.
* TRANSPORT WINDS..........WEST 7 KNOTS INCREASING TO 17 KNOTS IN
THE AFTERNOON.
* VENTILATION CATEGORY.....EXCELLENT (151691 KNOT-FT).
TONIGHT
* SKY/WEATHER..............MOSTLY CLEAR (20-30 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MIN TEMPERATURE..........45 TO 55 DEGS.
24 HR TREND...........DOWN 1 TO 4 DEGS.
* MAX HUMIDITY.............25 TO 35 PCT.
24 HR TREND...........UP 1 PCT.
* WIND (20 FT/10-MIN AVG)..WEST 10 TO 15 MPH.
* 10000 FT MSL WIND........SOUTHWEST AROUND 20 MPH INCREASING TO
AROUND 30 MPH AFTER MIDNIGHT.
TUESDAY
* SKY/WEATHER..............MOSTLY SUNNY (10-20 PCT).
* CHANCE OF PRECIP.........0 PCT.
* CHANCE OF THUNDER........0 PCT.
* MAX TEMPERATURE..........65 TO 75 DEGS.
24 HR TREND...........DOWN 3 TO 6 DEGS.
* MIN HUMIDITY.............11 TO 21 PCT.
24 HR TREND...........UP 1 TO 4 PCT.
* WIND (20 FT/10-MIN AVG)..SOUTHWEST 15 TO 20 MPH.
* 10000 FT MSL WIND........WEST 25 TO 30 MPH.
* MIXING HEIGHT............11259 FT AGL.
* TRANSPORT WINDS..........WEST 19 TO 25 KNOTS.
* VENTILATION CATEGORY.....EXCELLENT (247698 KNOT-FT).
FORECAST DAYS 3 THROUGH 7...
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG
WEDNESDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 63 TO 73.
SOUTHWEST WIND AROUND 15 MPH. MINIMUM HUMIDITY 9 TO 18 PCT.
THURSDAY
MOSTLY CLEAR. LOWS 41 TO 51. HIGHS 60 TO 70.
SOUTHWEST WIND AROUND 25 MPH. MINIMUM HUMIDITY 10 TO 20 PCT.
FRIDAY
MOSTLY CLEAR. LOWS 34 TO 44. HIGHS 53 TO 63. SOUTHWEST
WIND AROUND 15 MPH. MINIMUM HUMIDITY 13 TO 22 PCT.
SATURDAY
PARTLY CLOUDY. LOWS 34 TO 44. HIGHS 55 TO 65.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 37 TO 47.
HIGHS 57 TO 67.
NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND
TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE
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