740
FPUS55 KTWC 190913
ZFPTWC
ZONE FORECAST PRODUCT FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
212 AM MST THU MAR 19 2026
AZZ501-200200-
WESTERN PIMA COUNTY-
INCLUDING AJO AND ORGAN PIPE CACTUS N.M.
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 101 TO 106.
TONIGHT
MOSTLY CLEAR. LOWS 65 TO 71.
FRIDAY
SUNNY. HIGHS 104 TO 109.
FRIDAY NIGHT
CLEAR. LOWS 67 TO 73.
SATURDAY
SUNNY. HIGHS 104 TO 109.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 70.
SUNDAY
PARTLY CLOUDY. HIGHS 97 TO 102.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 66.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 94 TO 99. LOWS
59 TO 65.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 98 TO 103. LOWS 62 TO
68.
AZZ502-200200-
TOHONO O'ODHAM NATION-
INCLUDING SELLS
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 99 TO 104.
TONIGHT
MOSTLY CLEAR. LOWS 63 TO 71.
FRIDAY
SUNNY. HIGHS 101 TO 106.
FRIDAY NIGHT
CLEAR. LOWS 64 TO 72.
SATURDAY
SUNNY. HIGHS 101 TO 106.
SATURDAY NIGHT
CLEAR. LOWS 63 TO 69.
SUNDAY
PARTLY CLOUDY. HIGHS 97 TO 102.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 66.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 94 TO 99. LOWS
60 TO 66.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 97 TO 102. LOWS 62 TO
68.
AZZ503-200200-
UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY-
INCLUDING NOGALES
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 93 TO 99.
TONIGHT
CLEAR. LOWS 57 TO 65.
FRIDAY
SUNNY. HIGHS 95 TO 101.
FRIDAY NIGHT
CLEAR. LOWS 58 TO 64.
SATURDAY
SUNNY. HIGHS 95 TO 101.
SATURDAY NIGHT
CLEAR. LOWS 57 TO 63.
SUNDAY
MOSTLY SUNNY. HIGHS 92 TO 98.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 54 TO 60.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 89 TO 95. LOWS
54 TO 60.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 92 TO 99. LOWS 56 TO
62.
AZZ504-200200-
TUCSON METRO AREA-
INCLUDING TUCSON, GREEN VALLEY, MARANA, AND VAIL
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 96 TO 102. EAST WIND AROUND 10 MPH.
TONIGHT
CLEAR. LOWS 61 TO 67. NORTHEAST WIND AROUND 10 MPH
BECOMING SOUTHEAST AFTER MIDNIGHT.
FRIDAY
SUNNY. HIGHS 98 TO 104. SOUTHEAST WIND AROUND 10 MPH
BECOMING NORTHWEST IN THE AFTERNOON.
FRIDAY NIGHT
CLEAR. LOWS 62 TO 68. NORTHWEST WIND 5 TO 10 MPH
BECOMING SOUTHEAST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS 97 TO 103. SOUTHEAST WIND AROUND 10 MPH
BECOMING NORTHWEST IN THE AFTERNOON.
SATURDAY NIGHT
CLEAR. LOWS 62 TO 68.
SUNDAY
MOSTLY SUNNY. HIGHS 95 TO 101.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 59 TO 65.
MONDAY
MOSTLY SUNNY. HIGHS 93 TO 99.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 58 TO 66. HIGHS
95 TO 102.
AZZ505-200200-
SOUTH CENTRAL PINAL COUNTY-
INCLUDING PICACHO PEAK STATE PARK
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 98 TO 103.
TONIGHT
CLEAR. LOWS 60 TO 68.
FRIDAY
SUNNY. HIGHS 100 TO 105.
FRIDAY NIGHT
CLEAR. LOWS 61 TO 69.
SATURDAY
SUNNY. HIGHS 99 TO 104.
SATURDAY NIGHT
CLEAR. LOWS 63 TO 69.
SUNDAY
PARTLY CLOUDY. HIGHS 97 TO 102.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 66.
MONDAY
MOSTLY SUNNY. HIGHS 94 TO 99.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 59 TO 67. HIGHS
96 TO 102.
AZZ506-200200-
SOUTHEAST PINAL COUNTY-
INCLUDING MAMMOTH AND ORACLE
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 94 TO 100.
TONIGHT
CLEAR. LOWS 62 TO 67.
FRIDAY
SUNNY. HIGHS 96 TO 102.
FRIDAY NIGHT
CLEAR. LOWS 63 TO 68.
SATURDAY
SUNNY. HIGHS 95 TO 101.
SATURDAY NIGHT
CLEAR. LOWS 63 TO 68.
SUNDAY
PARTLY CLOUDY. HIGHS 93 TO 99.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 65.
MONDAY
MOSTLY SUNNY. HIGHS 90 TO 96.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 60 TO 67. HIGHS
92 TO 99.
AZZ507-200200-
UPPER SAN PEDRO RIVER VALLEY-
INCLUDING SIERRA VISTA AND BENSON
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 91 TO 96.
TONIGHT
CLEAR. LOWS 54 TO 62.
FRIDAY
SUNNY. HIGHS 94 TO 99.
FRIDAY NIGHT
CLEAR. LOWS 56 TO 62.
SATURDAY
SUNNY. HIGHS 93 TO 98.
SATURDAY NIGHT
CLEAR. LOWS 55 TO 61.
SUNDAY
MOSTLY SUNNY. HIGHS 91 TO 96.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS 53 TO 59. HIGHS
88 TO 93.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 52 TO 60. HIGHS
90 TO 96.
AZZ508-200200-
EASTERN COCHISE COUNTY BELOW 5000 FEET-
INCLUDING WILLCOX AND DOUGLAS
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 89 TO 94.
TONIGHT
MOSTLY CLEAR. LOWS 52 TO 60.
FRIDAY
SUNNY. HIGHS 93 TO 98.
FRIDAY NIGHT
CLEAR. LOWS 55 TO 61.
SATURDAY
SUNNY. HIGHS 93 TO 98.
SATURDAY NIGHT
CLEAR. LOWS 54 TO 60.
SUNDAY
MOSTLY SUNNY. HIGHS 91 TO 96.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 53 TO 59.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 87 TO 92. LOWS
51 TO 57.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 89 TO 96. LOWS 54 TO
60.
AZZ509-200200-
UPPER GILA RIVER VALLEY-
INCLUDING CLIFTON AND SAFFORD
212 AM MST THU MAR 19 2026
...EXTREME HEAT WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
MST SUNDAY...
TODAY
SUNNY. HIGHS 90 TO 96.
TONIGHT
MOSTLY CLEAR. LOWS 54 TO 62.
FRIDAY
SUNNY. HIGHS 93 TO 99.
FRIDAY NIGHT
CLEAR. LOWS 57 TO 63.
SATURDAY
SUNNY. HIGHS 92 TO 98.
SATURDAY NIGHT
CLEAR. LOWS 57 TO 63.
SUNDAY
MOSTLY SUNNY. HIGHS 90 TO 96.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS 55 TO 61. HIGHS
86 TO 92.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 54 TO 61. HIGHS
89 TO 97.
AZZ510-200200-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING HANNAGAN MEADOW
212 AM MST THU MAR 19 2026
TODAY
SUNNY. HIGHS 80 TO 88.
TONIGHT
MOSTLY CLEAR. LOWS 50 TO 60.
FRIDAY
SUNNY. HIGHS 82 TO 90.
FRIDAY NIGHT
CLEAR. LOWS 50 TO 60.
SATURDAY
SUNNY. HIGHS 82 TO 90.
SATURDAY NIGHT
CLEAR. LOWS 49 TO 59.
SUNDAY
PARTLY CLOUDY. HIGHS 78 TO 86.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS 48 TO 58. HIGHS
75 TO 83.
MONDAY NIGHT AND TUESDAY
MOSTLY CLEAR. LOWS 47 TO 57. HIGHS
78 TO 86.
TUESDAY NIGHT AND WEDNESDAY
CLEAR. LOWS 48 TO 58. HIGHS 79 TO
87.
AZZ511-200200-
GALIURO AND PINALENO MOUNTAINS-
INCLUDING MOUNT GRAHAM
212 AM MST THU MAR 19 2026
TODAY
SUNNY. HIGHS 79 TO 89.
TONIGHT
MOSTLY CLEAR. LOWS 58 TO 64.
FRIDAY
SUNNY. HIGHS 82 TO 92.
FRIDAY NIGHT
CLEAR. LOWS 58 TO 64.
SATURDAY
SUNNY. HIGHS 81 TO 91.
SATURDAY NIGHT
CLEAR. LOWS 57 TO 63.
SUNDAY
PARTLY CLOUDY. HIGHS 79 TO 89.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS 54 TO 60. HIGHS
75 TO 85.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 53 TO 62. HIGHS
78 TO 89.
AZZ512-200200-
CHIRICAHUA MOUNTAINS-
INCLUDING CHIRICAHUA N.M.
212 AM MST THU MAR 19 2026
TODAY
SUNNY. HIGHS 81 TO 89.
TONIGHT
CLEAR. LOWS 56 TO 62.
FRIDAY
SUNNY. HIGHS 84 TO 92.
FRIDAY NIGHT
CLEAR. LOWS 56 TO 62.
SATURDAY
SUNNY. HIGHS 84 TO 92.
SATURDAY NIGHT
CLEAR. LOWS 55 TO 61.
SUNDAY
MOSTLY SUNNY. HIGHS 82 TO 90.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 53 TO 59.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 77 TO 85. LOWS
51 TO 57.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 80 TO 90. LOWS 54 TO
60.
AZZ513-200200-
DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-
INCLUDING BISBEE, CANELO HILLS, AND MADERA CANYON
212 AM MST THU MAR 19 2026
TODAY
SUNNY. HIGHS 85 TO 91.
TONIGHT
CLEAR. LOWS 57 TO 63.
FRIDAY
SUNNY. HIGHS 88 TO 94.
FRIDAY NIGHT
CLEAR. LOWS 59 TO 64.
SATURDAY
SUNNY. HIGHS 88 TO 94.
SATURDAY NIGHT
CLEAR. LOWS 58 TO 63.
SUNDAY
MOSTLY SUNNY. HIGHS 85 TO 91.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 55 TO 60.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 82 TO 88. LOWS
54 TO 59.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 84 TO 92. LOWS 56 TO
61.
AZZ514-200200-
CATALINA AND RINCON MOUNTAINS-
INCLUDING MOUNT LEMMON AND SUMMERHAVEN
212 AM MST THU MAR 19 2026
TODAY
SUNNY. HIGHS 79 TO 89.
TONIGHT
CLEAR. LOWS 60 TO 66.
FRIDAY
SUNNY. HIGHS 81 TO 91.
FRIDAY NIGHT
CLEAR. LOWS 60 TO 66.
SATURDAY
SUNNY. HIGHS 81 TO 91.
SATURDAY NIGHT
CLEAR. LOWS 58 TO 64.
SUNDAY
MOSTLY SUNNY. HIGHS 78 TO 88.
SUNDAY NIGHT AND MONDAY
PARTLY CLOUDY. LOWS 56 TO 62. HIGHS
75 TO 87.
MONDAY NIGHT THROUGH WEDNESDAY
CLEAR. LOWS 55 TO 63. HIGHS
78 TO 90.
AZZ515-200200-
BABOQUIVARI MOUNTAINS-
INCLUDING KITT PEAK
212 AM MST THU MAR 19 2026
TODAY
SUNNY. HIGHS 89 TO 95.
TONIGHT
CLEAR. LOWS 65 TO 70.
FRIDAY
SUNNY. HIGHS 90 TO 96.
FRIDAY NIGHT
CLEAR. LOWS 65 TO 70.
SATURDAY
SUNNY. HIGHS 90 TO 96.
SATURDAY NIGHT
CLEAR. LOWS 63 TO 68.
SUNDAY
MOSTLY SUNNY. HIGHS 86 TO 92.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 59 TO 64.
MONDAY AND MONDAY NIGHT
MOSTLY CLEAR. HIGHS 84 TO 90. LOWS
59 TO 64.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 86 TO 93. LOWS 61 TO
66.
VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page