330
FPUS55 KTWC 211116
ZFPTWC
ZONE FORECAST PRODUCT FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
416 AM MST SAT MAR 21 2026
AZZ501-220200-
WESTERN PIMA COUNTY-
INCLUDING AJO AND ORGAN PIPE CACTUS N.M.
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 102 TO 107.
TONIGHT
MOSTLY CLEAR. LOWS 64 TO 70.
SUNDAY
MOSTLY SUNNY. HIGHS 97 TO 102.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 66.
MONDAY
SUNNY. HIGHS 91 TO 96.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 65.
TUESDAY
SUNNY. HIGHS 94 TO 99.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 61 TO 68. HIGHS
98 TO 103.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 63 TO 69. HIGHS
98 TO 103.
AZZ502-220200-
TOHONO O'ODHAM NATION-
INCLUDING SELLS
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 99 TO 104.
TONIGHT
MOSTLY CLEAR. LOWS 63 TO 71.
SUNDAY
MOSTLY SUNNY. HIGHS 95 TO 100.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 66.
MONDAY
MOSTLY SUNNY. HIGHS 92 TO 97.
MONDAY NIGHT
CLEAR. LOWS 60 TO 66.
TUESDAY
SUNNY. HIGHS 94 TO 99.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 61 TO 67. HIGHS
96 TO 102.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 62 TO 68. HIGHS
96 TO 101.
AZZ503-220200-
UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY-
INCLUDING NOGALES
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 95 TO 100.
TONIGHT
CLEAR. LOWS 56 TO 64.
SUNDAY
MOSTLY SUNNY. HIGHS 91 TO 97.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 53 TO 59.
MONDAY
MOSTLY SUNNY. HIGHS 87 TO 93.
MONDAY NIGHT
CLEAR. LOWS 53 TO 59.
TUESDAY
SUNNY. HIGHS 90 TO 95.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 54 TO 61. HIGHS
91 TO 98.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 56 TO 62. HIGHS
90 TO 96.
AZZ504-220200-
TUCSON METRO AREA-
INCLUDING TUCSON, GREEN VALLEY, MARANA, AND VAIL
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 96 TO 102. SOUTHEAST WIND AROUND 10 MPH
BECOMING NORTHWEST IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 61 TO 67. NORTHWEST WIND 5 TO 10 MPH
BECOMING SOUTH AFTER MIDNIGHT.
SUNDAY
MOSTLY SUNNY. HIGHS 94 TO 100. SOUTH WIND AROUND 10 MPH
BECOMING WEST 5 TO 15 MPH IN THE AFTERNOON.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 64. WEST WIND 5 TO
15 MPH BECOMING SOUTH AROUND 10 MPH AFTER MIDNIGHT.
MONDAY
MOSTLY SUNNY. HIGHS 91 TO 97. SOUTH WIND AROUND 10 MPH
BECOMING WEST IN THE AFTERNOON.
MONDAY NIGHT
CLEAR. LOWS 58 TO 64.
TUESDAY
SUNNY. HIGHS 92 TO 98.
TUESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS 59 TO 66.
HIGHS 94 TO 100.
FRIDAY
MOSTLY SUNNY. HIGHS 93 TO 99.
AZZ505-220200-
SOUTH CENTRAL PINAL COUNTY-
INCLUDING PICACHO PEAK STATE PARK
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 97 TO 102.
TONIGHT
MOSTLY CLEAR. LOWS 61 TO 69.
SUNDAY
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 96 TO 101.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 66.
MONDAY
MOSTLY SUNNY. HIGHS 93 TO 98.
MONDAY NIGHT
CLEAR. LOWS 59 TO 65.
TUESDAY
SUNNY. HIGHS 94 TO 99.
TUESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS 59 TO 67.
HIGHS 95 TO 101.
FRIDAY
MOSTLY SUNNY. HIGHS 96 TO 101.
AZZ506-220200-
SOUTHEAST PINAL COUNTY-
INCLUDING MAMMOTH AND ORACLE
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 94 TO 100.
TONIGHT
MOSTLY CLEAR. LOWS 63 TO 68.
SUNDAY
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 91 TO 97.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 65.
MONDAY
MOSTLY SUNNY. HIGHS 89 TO 95.
MONDAY NIGHT
CLEAR. LOWS 59 TO 64.
TUESDAY
SUNNY. HIGHS 90 TO 96.
TUESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS 60 TO 67.
HIGHS 92 TO 98.
FRIDAY
MOSTLY SUNNY. HIGHS 91 TO 97.
AZZ507-220200-
UPPER SAN PEDRO RIVER VALLEY-
INCLUDING SIERRA VISTA AND BENSON
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 92 TO 97.
TONIGHT
CLEAR. LOWS 55 TO 61.
SUNDAY
MOSTLY SUNNY. HIGHS 90 TO 95.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 53 TO 59.
MONDAY
MOSTLY SUNNY. HIGHS 87 TO 92.
MONDAY NIGHT
CLEAR. LOWS 52 TO 58.
TUESDAY
SUNNY. HIGHS 89 TO 94.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 53 TO 59. HIGHS
90 TO 96.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 54 TO 60. HIGHS
88 TO 93.
AZZ508-220200-
EASTERN COCHISE COUNTY BELOW 5000 FEET-
INCLUDING WILLCOX AND DOUGLAS
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 92 TO 97.
TONIGHT
CLEAR. LOWS 54 TO 60.
SUNDAY
MOSTLY SUNNY. HIGHS 90 TO 95.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 53 TO 59.
MONDAY
MOSTLY SUNNY. HIGHS 87 TO 92.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 57.
TUESDAY
SUNNY. HIGHS 89 TO 94.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 53 TO 59. HIGHS
90 TO 96.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 54 TO 60. HIGHS
88 TO 93.
AZZ509-220200-
UPPER GILA RIVER VALLEY-
INCLUDING CLIFTON AND SAFFORD
416 AM MST SAT MAR 21 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
TODAY
SUNNY. HIGHS 91 TO 97.
TONIGHT
MOSTLY CLEAR. LOWS 55 TO 63.
SUNDAY
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 89 TO 95.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 55 TO 61.
MONDAY
MOSTLY SUNNY. HIGHS 87 TO 93.
MONDAY NIGHT
CLEAR. LOWS 54 TO 60.
TUESDAY
SUNNY. HIGHS 88 TO 94.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 55 TO 61. HIGHS
89 TO 96.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 56 TO 62. HIGHS
87 TO 93.
AZZ510-220200-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING HANNAGAN MEADOW
416 AM MST SAT MAR 21 2026
TODAY
SUNNY. HIGHS 81 TO 89.
TONIGHT
MOSTLY CLEAR. LOWS 49 TO 61.
SUNDAY
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 77 TO 85.
SUNDAY NIGHT
MOSTLY CLOUDY. LOWS 48 TO 58.
MONDAY
MOSTLY SUNNY. HIGHS 75 TO 83.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 57.
TUESDAY
SUNNY. HIGHS 77 TO 85.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 49 TO 59. HIGHS
79 TO 88.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 49 TO 59. HIGHS
77 TO 85.
AZZ511-220200-
GALIURO AND PINALENO MOUNTAINS-
INCLUDING MOUNT GRAHAM
416 AM MST SAT MAR 21 2026
TODAY
SUNNY. HIGHS 80 TO 90.
TONIGHT
MOSTLY CLEAR. LOWS 58 TO 64.
SUNDAY
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 77 TO 87.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 55 TO 61.
MONDAY
MOSTLY SUNNY. HIGHS 75 TO 85.
MONDAY NIGHT
CLEAR. LOWS 54 TO 60.
TUESDAY
SUNNY. HIGHS 77 TO 87.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 55 TO 61. HIGHS
78 TO 89.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 56 TO 62. HIGHS
76 TO 86.
AZZ512-220200-
CHIRICAHUA MOUNTAINS-
INCLUDING CHIRICAHUA N.M.
416 AM MST SAT MAR 21 2026
TODAY
SUNNY. HIGHS 83 TO 91.
TONIGHT
CLEAR. LOWS 56 TO 62.
SUNDAY
MOSTLY SUNNY. HIGHS 81 TO 89.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 54 TO 60.
MONDAY
MOSTLY SUNNY. HIGHS 78 TO 86.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 52 TO 58.
TUESDAY
SUNNY. HIGHS 80 TO 88.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 53 TO 60. HIGHS
81 TO 90.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 55 TO 61. HIGHS
79 TO 87.
AZZ513-220200-
DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-
INCLUDING BISBEE, CANELO HILLS, AND MADERA CANYON
416 AM MST SAT MAR 21 2026
TODAY
SUNNY. HIGHS 87 TO 93.
TONIGHT
CLEAR. LOWS 57 TO 63.
SUNDAY
MOSTLY SUNNY. HIGHS 84 TO 90.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 54 TO 60.
MONDAY
MOSTLY SUNNY. HIGHS 81 TO 87.
MONDAY NIGHT
CLEAR. LOWS 53 TO 58.
TUESDAY
SUNNY. HIGHS 83 TO 89.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 55 TO 61. HIGHS
85 TO 91.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 57 TO 62. HIGHS
83 TO 89.
AZZ514-220200-
CATALINA AND RINCON MOUNTAINS-
INCLUDING MOUNT LEMMON AND SUMMERHAVEN
416 AM MST SAT MAR 21 2026
TODAY
SUNNY. HIGHS 80 TO 90.
TONIGHT
CLEAR. LOWS 59 TO 65.
SUNDAY
MOSTLY SUNNY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 77 TO 87.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 56 TO 62.
MONDAY
MOSTLY SUNNY. HIGHS 74 TO 84.
MONDAY NIGHT
CLEAR. LOWS 55 TO 61.
TUESDAY
SUNNY. HIGHS 75 TO 87.
TUESDAY NIGHT THROUGH THURSDAY NIGHT
CLEAR. LOWS 56 TO 64.
HIGHS 78 TO 88.
FRIDAY
MOSTLY SUNNY. HIGHS 77 TO 87.
AZZ515-220200-
BABOQUIVARI MOUNTAINS-
INCLUDING KITT PEAK
416 AM MST SAT MAR 21 2026
TODAY
SUNNY. HIGHS 88 TO 94.
TONIGHT
MOSTLY CLEAR. LOWS 64 TO 69.
SUNDAY
MOSTLY SUNNY. HIGHS 85 TO 91.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 59 TO 64.
MONDAY
MOSTLY SUNNY. HIGHS 82 TO 88.
MONDAY NIGHT
CLEAR. LOWS 59 TO 64.
TUESDAY
SUNNY. HIGHS 84 TO 90.
TUESDAY NIGHT THROUGH THURSDAY
CLEAR. LOWS 60 TO 66. HIGHS
86 TO 92.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLEAR. LOWS 62 TO 67. HIGHS
85 TO 91.
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