798
FPUS55 KTWC 201708
ZFPTWC
ZONE FORECAST PRODUCT FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
1007 AM MST FRI MAR 20 2026
AZZ501-210200-
WESTERN PIMA COUNTY-
INCLUDING AJO AND ORGAN PIPE CACTUS N.M.
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 103 TO 108.
TONIGHT
MOSTLY CLEAR. LOWS 66 TO 72.
SATURDAY
SUNNY. HIGHS 103 TO 108.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 70.
SUNDAY
MOSTLY SUNNY. HIGHS 96 TO 101.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 66.
MONDAY
MOSTLY SUNNY. HIGHS 92 TO 97.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 65.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 96 TO 104. LOWS 61 TO
68.
AZZ502-210200-
TOHONO O'ODHAM NATION-
INCLUDING SELLS
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 100 TO 105.
TONIGHT
CLEAR. LOWS 64 TO 72.
SATURDAY
SUNNY. HIGHS 100 TO 105.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 70.
SUNDAY
PARTLY CLOUDY. HIGHS 96 TO 101.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 59 TO 65.
MONDAY
MOSTLY SUNNY. HIGHS 93 TO 98.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 65.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 95 TO 103. LOWS 61 TO
68.
AZZ503-210200-
UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY-
INCLUDING NOGALES
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 95 TO 101.
TONIGHT
CLEAR. LOWS 57 TO 65.
SATURDAY
SUNNY. HIGHS 95 TO 101.
SATURDAY NIGHT
CLEAR. LOWS 57 TO 63.
SUNDAY
MOSTLY SUNNY. HIGHS 91 TO 97.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 60.
MONDAY
MOSTLY SUNNY. HIGHS 89 TO 95.
MONDAY NIGHT
CLEAR. LOWS 53 TO 59.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 91 TO 99. LOWS 55 TO 61.
AZZ504-210200-
TUCSON METRO AREA-
INCLUDING TUCSON, GREEN VALLEY, MARANA, AND VAIL
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 97 TO 103. SOUTHEAST WIND AROUND
5 MPH BECOMING NORTHWEST AROUND 10 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 61 TO 67. NORTHWEST WIND 5 TO 10 MPH
BECOMING SOUTHEAST AFTER MIDNIGHT.
SATURDAY
SUNNY. HIGHS 97 TO 103. SOUTHEAST WIND AROUND 5 MPH
BECOMING NORTHWEST IN THE AFTERNOON.
SATURDAY NIGHT
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
PARTLY CLOUDY. LOWS 59 TO 65.
MONDAY
MOSTLY SUNNY. HIGHS 92 TO 98.
MONDAY NIGHT
CLEAR. LOWS 58 TO 64.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 93 TO 102. LOWS 59 TO
66.
AZZ505-210200-
SOUTH CENTRAL PINAL COUNTY-
INCLUDING PICACHO PEAK STATE PARK
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 99 TO 104.
TONIGHT
CLEAR. LOWS 61 TO 69.
SATURDAY
SUNNY. HIGHS 99 TO 104.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 68.
SUNDAY
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 THROUGH THURSDAY
CLEAR. HIGHS 95 TO 102. LOWS 60 TO
67.
AZZ506-210200-
SOUTHEAST PINAL COUNTY-
INCLUDING MAMMOTH AND ORACLE
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 95 TO 101.
TONIGHT
CLEAR. LOWS 63 TO 68.
SATURDAY
SUNNY. HIGHS 95 TO 101.
SATURDAY NIGHT
CLEAR. LOWS 63 TO 68.
SUNDAY
MOSTLY SUNNY. HIGHS 92 TO 98.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 60 TO 65.
MONDAY
MOSTLY SUNNY. HIGHS 90 TO 96.
MONDAY NIGHT
CLEAR. LOWS 59 TO 64.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 91 TO 99. LOWS 61 TO 66.
AZZ507-210200-
UPPER SAN PEDRO RIVER VALLEY-
INCLUDING SIERRA VISTA AND BENSON
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 93 TO 98.
TONIGHT
CLEAR. LOWS 55 TO 61.
SATURDAY
SUNNY. HIGHS 93 TO 98.
SATURDAY NIGHT
CLEAR. LOWS 55 TO 61.
SUNDAY
MOSTLY SUNNY. HIGHS 90 TO 95.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 53 TO 59.
MONDAY
MOSTLY SUNNY. HIGHS 88 TO 93.
MONDAY NIGHT
CLEAR. LOWS 52 TO 58.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 89 TO 96. LOWS 53 TO 60.
AZZ508-210200-
EASTERN COCHISE COUNTY BELOW 5000 FEET-
INCLUDING WILLCOX AND DOUGLAS
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 92 TO 97.
TONIGHT
CLEAR. LOWS 55 TO 61.
SATURDAY
SUNNY. HIGHS 93 TO 98.
SATURDAY NIGHT
CLEAR. LOWS 54 TO 60.
SUNDAY
MOSTLY SUNNY. HIGHS 90 TO 95.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 53 TO 59.
MONDAY
PARTLY CLOUDY. HIGHS 88 TO 93.
MONDAY NIGHT
CLEAR. LOWS 52 TO 58.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 89 TO 96. LOWS 53 TO 60.
AZZ509-210200-
UPPER GILA RIVER VALLEY-
INCLUDING CLIFTON AND SAFFORD
1007 AM MST FRI MAR 20 2026
..EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST SUNDAY
REST OF TODAY
SUNNY. HIGHS 92 TO 98.
TONIGHT
CLEAR. LOWS 55 TO 63.
SATURDAY
SUNNY. HIGHS 92 TO 98.
SATURDAY NIGHT
CLEAR. LOWS 56 TO 62.
SUNDAY
MOSTLY SUNNY. HIGHS 89 TO 95.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 56 TO 62.
MONDAY
MOSTLY SUNNY. HIGHS 87 TO 93.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 54 TO 60.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 88 TO 96. LOWS 55 TO 62.
AZZ510-210200-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING HANNAGAN MEADOW
1007 AM MST FRI MAR 20 2026
REST OF TODAY
SUNNY. HIGHS 82 TO 90.
TONIGHT
CLEAR. LOWS 51 TO 61.
SATURDAY
SUNNY. HIGHS 81 TO 89.
SATURDAY NIGHT
CLEAR. LOWS 49 TO 59.
SUNDAY
MOSTLY SUNNY. HIGHS 78 TO 86.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 48 TO 58.
MONDAY
MOSTLY SUNNY. HIGHS 76 TO 84.
MONDAY NIGHT
CLEAR. LOWS 46 TO 56.
TUESDAY THROUGH WEDNESDAY
CLEAR. HIGHS 78 TO 88. LOWS 49 TO
59.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 49 TO 59.
THURSDAY
SUNNY. HIGHS 79 TO 87.
AZZ511-210200-
GALIURO AND PINALENO MOUNTAINS-
INCLUDING MOUNT GRAHAM
1007 AM MST FRI MAR 20 2026
REST OF TODAY
SUNNY. HIGHS 81 TO 91.
TONIGHT
CLEAR. LOWS 58 TO 64.
SATURDAY
SUNNY. HIGHS 81 TO 91.
SATURDAY NIGHT
CLEAR. LOWS 57 TO 63.
SUNDAY
MOSTLY SUNNY. HIGHS 78 TO 88.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 55 TO 61.
MONDAY
MOSTLY SUNNY. HIGHS 76 TO 86.
MONDAY NIGHT
CLEAR. LOWS 53 TO 59.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 77 TO 89. LOWS 55 TO 62.
AZZ512-210200-
CHIRICAHUA MOUNTAINS-
INCLUDING CHIRICAHUA N.M.
1007 AM MST FRI MAR 20 2026
REST OF TODAY
SUNNY. HIGHS 83 TO 91.
TONIGHT
CLEAR. LOWS 57 TO 63.
SATURDAY
SUNNY. HIGHS 84 TO 92.
SATURDAY NIGHT
CLEAR. LOWS 55 TO 61.
SUNDAY
MOSTLY SUNNY. HIGHS 81 TO 89.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 54 TO 60.
MONDAY
PARTLY CLOUDY. HIGHS 79 TO 87.
MONDAY NIGHT
CLEAR. LOWS 52 TO 58.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 80 TO 90. LOWS 54 TO 60.
AZZ513-210200-
DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-
INCLUDING BISBEE, CANELO HILLS, AND MADERA CANYON
1007 AM MST FRI MAR 20 2026
REST OF TODAY
SUNNY. HIGHS 87 TO 93.
TONIGHT
CLEAR. LOWS 58 TO 64.
SATURDAY
SUNNY. HIGHS 87 TO 93.
SATURDAY NIGHT
CLEAR. LOWS 57 TO 63.
SUNDAY
MOSTLY SUNNY. HIGHS 85 TO 91.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO 60.
MONDAY
MOSTLY SUNNY. HIGHS 82 TO 88.
MONDAY NIGHT
CLEAR. LOWS 54 TO 59.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 84 TO 92. LOWS 55 TO 61.
AZZ514-210200-
CATALINA AND RINCON MOUNTAINS-
INCLUDING MOUNT LEMMON AND SUMMERHAVEN
1007 AM MST FRI MAR 20 2026
REST OF TODAY
SUNNY. HIGHS 81 TO 91.
TONIGHT
CLEAR. LOWS 60 TO 66.
SATURDAY
SUNNY. HIGHS 80 TO 90.
SATURDAY NIGHT
CLEAR. LOWS 59 TO 65.
SUNDAY
MOSTLY SUNNY. HIGHS 77 TO 87.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 56 TO 62.
MONDAY
MOSTLY SUNNY. HIGHS 74 TO 86.
MONDAY NIGHT
CLEAR. LOWS 55 TO 61.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 77 TO 89. LOWS 57 TO 63.
AZZ515-210200-
BABOQUIVARI MOUNTAINS-
INCLUDING KITT PEAK
1007 AM MST FRI MAR 20 2026
REST OF TODAY
SUNNY. HIGHS 90 TO 96.
TONIGHT
CLEAR. LOWS 65 TO 70.
SATURDAY
SUNNY. HIGHS 89 TO 95.
SATURDAY NIGHT
CLEAR. LOWS 63 TO 68.
SUNDAY
MOSTLY SUNNY. HIGHS 85 TO 91.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS 59 TO 64.
MONDAY
MOSTLY SUNNY. HIGHS 83 TO 89.
MONDAY NIGHT
CLEAR. LOWS 59 TO 64.
TUESDAY THROUGH THURSDAY
CLEAR. HIGHS 85 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