866
FPUS55 KTWC 310913
ZFPTWC
ZONE FORECAST PRODUCT FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
212 AM MST SUN MAY 31 2026
AZZ501-010200-
WESTERN PIMA COUNTY-
INCLUDING AJO AND ORGAN PIPE CACTUS N.M.
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 95 TO 100.
TONIGHT
CLEAR. LOWS 66 TO 71.
MONDAY
MOSTLY SUNNY. HIGHS 98 TO 103.
MONDAY NIGHT
CLEAR. LOWS 66 TO 71.
TUESDAY
SUNNY. HIGHS 97 TO 102.
TUESDAY NIGHT
CLEAR. LOWS 65 TO 70.
WEDNESDAY
SUNNY. HIGHS 98 TO 103.
WEDNESDAY NIGHT THROUGH FRIDAY
CLEAR. LOWS 66 TO 71. HIGHS
94 TO 101.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 65 TO 70.
SATURDAY
SUNNY. HIGHS 94 TO 99.
AZZ502-010200-
TOHONO O'ODHAM NATION-
INCLUDING SELLS
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 93 TO 98.
TONIGHT
CLEAR. LOWS 64 TO 69.
MONDAY
MOSTLY SUNNY. HIGHS 96 TO 101.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 65 TO 70.
TUESDAY
SUNNY. HIGHS 96 TO 101.
TUESDAY NIGHT
CLEAR. LOWS 64 TO 69.
WEDNESDAY
SUNNY. HIGHS 96 TO 101.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 69.
THURSDAY
SUNNY. HIGHS 95 TO 100.
THURSDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 69.
FRIDAY
SUNNY. HIGHS 93 TO 98.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO 68.
SATURDAY
SUNNY. HIGHS 93 TO 98.
AZZ503-010200-
UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY-
INCLUDING NOGALES
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 89 TO 95.
TONIGHT
CLEAR. LOWS 56 TO 62.
MONDAY
MOSTLY SUNNY. HIGHS 91 TO 97.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 63.
TUESDAY
SUNNY. HIGHS 91 TO 97.
TUESDAY NIGHT
CLEAR. LOWS 57 TO 63.
WEDNESDAY
SUNNY. HIGHS 91 TO 97.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS
56 TO 63. HIGHS 89 TO 95.
FRIDAY
SUNNY. HIGHS 88 TO 94.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 62.
SATURDAY
SUNNY. HIGHS 88 TO 94.
AZZ504-010200-
TUCSON METRO AREA-
INCLUDING TUCSON, GREEN VALLEY, MARANA, AND VAIL
212 AM MST SUN MAY 31 2026
TODAY
SUNNY, WARMER. HIGHS 92 TO 98. SOUTHEAST WIND AROUND
5 MPH BECOMING WEST AROUND 10 MPH IN THE AFTERNOON.
TONIGHT
CLEAR. LOWS 62 TO 68. NORTHWEST WIND 5 TO 10 MPH
BECOMING SOUTHWEST AFTER MIDNIGHT.
MONDAY
SUNNY. HIGHS 94 TO 100. SOUTH WIND AROUND 5 MPH
BECOMING WEST AROUND 10 MPH IN THE AFTERNOON.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 64 TO 70. WEST WIND 5 TO
15 MPH BECOMING SOUTH AROUND 10 MPH AFTER MIDNIGHT.
TUESDAY
SUNNY. HIGHS 95 TO 101. SOUTH WIND AROUND 5 MPH
BECOMING WEST AROUND 10 MPH IN THE AFTERNOON.
TUESDAY NIGHT
CLEAR. LOWS 63 TO 69.
WEDNESDAY
SUNNY. HIGHS 95 TO 101.
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO
69. HIGHS 92 TO 99.
SATURDAY
SUNNY. HIGHS 93 TO 99.
AZZ505-010200-
SOUTH CENTRAL PINAL COUNTY-
INCLUDING PICACHO PEAK STATE PARK
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 92 TO 97.
TONIGHT
CLEAR. LOWS 63 TO 69.
MONDAY
SUNNY. HIGHS 95 TO 100.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 66 TO 71.
TUESDAY
SUNNY. HIGHS 96 TO 101.
TUESDAY NIGHT
CLEAR. LOWS 66 TO 71.
WEDNESDAY
SUNNY. HIGHS 96 TO 101.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 66 TO 71.
THURSDAY
SUNNY. HIGHS 95 TO 100.
THURSDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS 65 TO
70. HIGHS 94 TO 99.
SATURDAY
SUNNY. HIGHS 94 TO 99.
AZZ506-010200-
SOUTHEAST PINAL COUNTY-
INCLUDING MAMMOTH AND ORACLE
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 90 TO 96.
TONIGHT
CLEAR. LOWS 63 TO 68.
MONDAY
SUNNY. HIGHS 93 TO 99.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 65 TO 70.
TUESDAY
MOSTLY SUNNY. HIGHS 94 TO 100.
TUESDAY NIGHT
CLEAR. LOWS 64 TO 69.
WEDNESDAY
SUNNY. HIGHS 93 TO 99.
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS 63 TO
69. HIGHS 91 TO 98.
SATURDAY
SUNNY. HIGHS 91 TO 97.
AZZ507-010200-
UPPER SAN PEDRO RIVER VALLEY-
INCLUDING SIERRA VISTA AND BENSON
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 89 TO 94.
TONIGHT
CLEAR. LOWS 57 TO 62.
MONDAY
MOSTLY SUNNY. HIGHS 90 TO 96.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 64.
TUESDAY
MOSTLY SUNNY. HIGHS 91 TO 97.
TUESDAY NIGHT
CLEAR. LOWS 59 TO 64.
WEDNESDAY
SUNNY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 89 TO 95.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 63.
THURSDAY
PARTLY CLOUDY. HIGHS 87 TO 93.
THURSDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO
62. HIGHS 86 TO 92.
SATURDAY
SUNNY. HIGHS 88 TO 93.
AZZ508-010200-
EASTERN COCHISE COUNTY BELOW 5000 FEET-
INCLUDING WILLCOX AND DOUGLAS
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 90 TO 95.
TONIGHT
CLEAR. LOWS 57 TO 62.
MONDAY
MOSTLY SUNNY. HIGHS 92 TO 97.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 60 TO 65.
TUESDAY
MOSTLY SUNNY. HIGHS 93 TO 98.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 64.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS 90 TO 95. CHANCE OF PRECIPITATION
40 PERCENT.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
PARTLY CLOUDY. LOWS
57 TO 62. HIGHS 88 TO 93.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS 88 TO 93. LOWS
57 TO 62.
SATURDAY
SUNNY. HIGHS 90 TO 95.
AZZ509-010200-
UPPER GILA RIVER VALLEY-
INCLUDING CLIFTON AND SAFFORD
212 AM MST SUN MAY 31 2026
TODAY
SUNNY, WARMER. HIGHS 88 TO 96.
TONIGHT
CLEAR. LOWS 59 TO 65.
MONDAY
MOSTLY SUNNY. HIGHS 91 TO 99.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 68.
TUESDAY
MOSTLY SUNNY. HIGHS 92 TO 100.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 62 TO 68.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS 88 TO 96. CHANCE OF PRECIPITATION
30 PERCENT.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
PARTLY CLOUDY. LOWS
58 TO 66. HIGHS 87 TO 95.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS 88 TO 97. LOWS
60 TO 66.
AZZ510-010200-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING HANNAGAN MEADOW
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 77 TO 85.
TONIGHT
CLEAR. LOWS 48 TO 60.
MONDAY
MOSTLY SUNNY. HIGHS 81 TO 89.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 63.
TUESDAY
PARTLY CLOUDY. HIGHS 81 TO 91.
TUESDAY NIGHT
MOSTLY CLEAR WITH A 10 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. LOWS 51 TO 63.
WEDNESDAY
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. HIGHS 76 TO 86.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
PARTLY CLOUDY. LOWS
48 TO 61. HIGHS 76 TO 86.
FRIDAY THROUGH SATURDAY
MOSTLY CLEAR. HIGHS 76 TO 87. LOWS
48 TO 60.
AZZ511-010200-
GALIURO AND PINALENO MOUNTAINS-
INCLUDING MOUNT GRAHAM
212 AM MST SUN MAY 31 2026
TODAY
SUNNY, WARMER. HIGHS 77 TO 87.
TONIGHT
CLEAR. LOWS 55 TO 61.
MONDAY
MOSTLY SUNNY. HIGHS 80 TO 90.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 64.
TUESDAY
MOSTLY SUNNY. HIGHS 80 TO 90.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 57 TO 63.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS 78 TO 88. CHANCE OF PRECIPITATION
30 PERCENT.
WEDNESDAY NIGHT
PARTLY CLOUDY. LOWS 55 TO 61.
THURSDAY THROUGH FRIDAY NIGHT
MOSTLY CLEAR. HIGHS 77 TO 87.
LOWS 55 TO 61.
SATURDAY
SUNNY. HIGHS 78 TO 88.
AZZ512-010200-
CHIRICAHUA MOUNTAINS-
INCLUDING CHIRICAHUA N.M.
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 81 TO 89.
TONIGHT
MOSTLY CLEAR. LOWS 54 TO 60.
MONDAY
MOSTLY SUNNY. HIGHS 81 TO 91.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 56 TO 62.
TUESDAY
MOSTLY SUNNY. HIGHS 82 TO 92.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 62.
WEDNESDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS. HIGHS 79 TO 89. CHANCE OF PRECIPITATION
30 PERCENT.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
PARTLY CLOUDY. LOWS
53 TO 60. HIGHS 79 TO 87.
FRIDAY AND FRIDAY NIGHT
MOSTLY CLEAR. HIGHS 79 TO 87. LOWS
54 TO 60.
SATURDAY
SUNNY. HIGHS 81 TO 89.
AZZ513-010200-
DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-
INCLUDING BISBEE, CANELO HILLS, AND MADERA CANYON
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 83 TO 91.
TONIGHT
CLEAR. LOWS 56 TO 61.
MONDAY
MOSTLY SUNNY. HIGHS 84 TO 92.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 62.
TUESDAY
MOSTLY SUNNY. HIGHS 84 TO 92.
TUESDAY NIGHT
CLEAR. LOWS 56 TO 62.
WEDNESDAY
SUNNY WITH A 10 PERCENT CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS 83 TO 91.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO 61.
THURSDAY
PARTLY CLOUDY. HIGHS 83 TO 89.
THURSDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS 55 TO
60. HIGHS 82 TO 88.
SATURDAY
SUNNY. HIGHS 83 TO 89.
AZZ514-010200-
CATALINA AND RINCON MOUNTAINS-
INCLUDING MOUNT LEMMON AND SUMMERHAVEN
212 AM MST SUN MAY 31 2026
TODAY
SUNNY, WARMER. HIGHS 75 TO 87.
TONIGHT
CLEAR. LOWS 56 TO 62.
MONDAY
MOSTLY SUNNY. HIGHS 77 TO 89.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 58 TO 64.
TUESDAY
MOSTLY SUNNY. HIGHS 77 TO 89.
TUESDAY NIGHT
CLEAR. LOWS 57 TO 63.
WEDNESDAY
SUNNY. HIGHS 77 TO 89.
WEDNESDAY NIGHT THROUGH FRIDAY NIGHT
MOSTLY CLEAR. LOWS 56 TO
63. HIGHS 76 TO 89.
SATURDAY
SUNNY. HIGHS 77 TO 89.
AZZ515-010200-
BABOQUIVARI MOUNTAINS-
INCLUDING KITT PEAK
212 AM MST SUN MAY 31 2026
TODAY
SUNNY. HIGHS 83 TO 89.
TONIGHT
CLEAR. LOWS 60 TO 65.
MONDAY
SUNNY. HIGHS 85 TO 91.
MONDAY NIGHT
MOSTLY CLEAR. LOWS 61 TO 66.
TUESDAY
SUNNY. HIGHS 85 TO 91.
TUESDAY NIGHT
CLEAR. LOWS 60 TO 65.
WEDNESDAY
SUNNY. HIGHS 85 TO 91.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLEAR. LOWS
60 TO 65. HIGHS 85 TO 91.
FRIDAY
SUNNY. HIGHS 84 TO 90.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS 59 TO 64.
SATURDAY
SUNNY. HIGHS 84 TO 90.
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