531
FPUS55 KTWC 201014
ZFPTWC
ZONE FORECAST PRODUCT FOR SOUTHEAST ARIZONA
NATIONAL WEATHER SERVICE TUCSON AZ
313 AM MST SAT DEC 20 2025
AZZ501-210200-
WESTERN PIMA COUNTY-
INCLUDING AJO AND ORGAN PIPE CACTUS N.M.
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 78 TO 83.
TONIGHT
MOSTLY CLEAR. LOWS 49 TO 55.
SUNDAY
MOSTLY SUNNY. HIGHS 79 TO 84.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 48 TO 54.
MONDAY
PARTLY CLOUDY. HIGHS 80 TO 85.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 52 TO 58.
TUESDAY
MOSTLY CLOUDY. HIGHS 76 TO 81.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 58 TO 63.
WEDNESDAY
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
HIGHS 75 TO 80.
WEDNESDAY NIGHT AND CHRISTMAS DAY
MOSTLY CLOUDY WITH A
40 PERCENT CHANCE OF SHOWERS. LOWS 57 TO 62. HIGHS 73 TO 78.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT
CHANCE OF SHOWERS. LOWS 54 TO 59. HIGHS 69 TO 74.
AZZ502-210200-
TOHONO O'ODHAM NATION-
INCLUDING SELLS
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 77 TO 82.
TONIGHT
MOSTLY CLEAR. LOWS 48 TO 56.
SUNDAY
SUNNY. HIGHS 78 TO 83.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 55.
MONDAY
PARTLY CLOUDY. HIGHS 79 TO 84.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 51 TO 57.
TUESDAY
MOSTLY CLOUDY. HIGHS 75 TO 80.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 56 TO 61.
WEDNESDAY
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS.
HIGHS 73 TO 78.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
MOSTLY CLOUDY WITH A
30 PERCENT CHANCE OF SHOWERS. LOWS 52 TO 60. HIGHS 72 TO 77.
FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
HIGHS 67 TO 72.
AZZ503-210200-
UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY-
INCLUDING NOGALES
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 75 TO 80.
TONIGHT
CLEAR. LOWS 43 TO 51.
SUNDAY
SUNNY. HIGHS 77 TO 82.
SUNDAY NIGHT
CLEAR. LOWS 43 TO 51.
MONDAY
MOSTLY SUNNY. HIGHS 79 TO 84.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 47 TO 53.
TUESDAY
MOSTLY CLOUDY. HIGHS 74 TO 79.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. LOWS 49 TO 55.
WEDNESDAY
PARTLY CLOUDY. HIGHS 72 TO 77.
WEDNESDAY NIGHT AND CHRISTMAS DAY
PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS. LOWS 49 TO 55. HIGHS 72 TO 77.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY WITH A 20 PERCENT
CHANCE OF SHOWERS. LOWS 46 TO 52. HIGHS 68 TO 73.
AZZ504-210200-
TUCSON METRO AREA-
INCLUDING TUCSON, GREEN VALLEY, MARANA, AND VAIL
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 76 TO 82. SOUTHEAST WIND 5 TO 10 MPH
BECOMING WEST IN THE AFTERNOON.
TONIGHT
MOSTLY CLEAR. LOWS 47 TO 53. SOUTH WIND AROUND 10 MPH.
SUNDAY
SUNNY. HIGHS 77 TO 82. SOUTHEAST WIND AROUND 10 MPH
BECOMING SOUTHWEST AROUND 5 MPH IN THE AFTERNOON.
SUNDAY NIGHT
CLEAR. LOWS 47 TO 53. EAST WIND AROUND 10 MPH.
MONDAY
MOSTLY SUNNY. HIGHS 79 TO 85. SOUTHEAST WIND AROUND
10 MPH.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 50 TO 56.
TUESDAY
MOSTLY CLOUDY. HIGHS 77 TO 82.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY WITH A 10 PERCENT
CHANCE OF SHOWERS. LOWS 54 TO 59. HIGHS 74 TO 79.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 53 TO 58.
CHRISTMAS DAY THROUGH FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT
CHANCE OF SHOWERS. HIGHS 69 TO 78. LOWS 50 TO 55.
AZZ505-210200-
SOUTH CENTRAL PINAL COUNTY-
INCLUDING PICACHO PEAK STATE PARK
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 75 TO 80.
TONIGHT
MOSTLY CLEAR. LOWS 46 TO 54.
SUNDAY
MOSTLY SUNNY. HIGHS 76 TO 81.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 44 TO 54.
MONDAY
MOSTLY SUNNY. HIGHS 78 TO 83.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 48 TO 56.
TUESDAY
MOSTLY CLOUDY. HIGHS 76 TO 81.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. LOWS 53 TO 59.
WEDNESDAY
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS
AND THUNDERSTORMS. HIGHS 74 TO 79.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS 54 TO 59.
CHRISTMAS DAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS. HIGHS 72 TO 77.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT
CHANCE OF SHOWERS. LOWS 51 TO 56. HIGHS 67 TO 72.
AZZ506-210200-
SOUTHEAST PINAL COUNTY-
INCLUDING MAMMOTH AND ORACLE
313 AM MST SAT DEC 20 2025
TODAY
MOSTLY SUNNY. HIGHS 72 TO 78.
TONIGHT
MOSTLY CLEAR. LOWS 49 TO 54.
SUNDAY
MOSTLY SUNNY. HIGHS 74 TO 80.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 53.
MONDAY
MOSTLY SUNNY. HIGHS 76 TO 82.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 50 TO 55.
TUESDAY
MOSTLY CLOUDY. HIGHS 73 TO 79.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY WITH A 10 PERCENT
CHANCE OF SHOWERS. LOWS 52 TO 57. HIGHS 71 TO 77.
WEDNESDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS 53 TO 58.
CHRISTMAS DAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF
SHOWERS. HIGHS 70 TO 76.
THURSDAY NIGHT
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS 50 TO 55.
FRIDAY
MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS.
HIGHS 64 TO 70.
AZZ507-210200-
UPPER SAN PEDRO RIVER VALLEY-
INCLUDING SIERRA VISTA AND BENSON
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 74 TO 79.
TONIGHT
MOSTLY CLEAR. LOWS 40 TO 48.
SUNDAY
SUNNY. HIGHS 74 TO 79.
SUNDAY NIGHT
CLEAR. LOWS 40 TO 48.
MONDAY
MOSTLY SUNNY. HIGHS 76 TO 81.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 42 TO 50.
TUESDAY
MOSTLY CLOUDY. HIGHS 73 TO 78.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. LOWS 46 TO 52.
WEDNESDAY
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS.
HIGHS 71 TO 76.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 47 TO 52.
CHRISTMAS DAY
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. HIGHS 70 TO 75.
THURSDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 45 TO 50.
FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
HIGHS 68 TO 73.
AZZ508-210200-
EASTERN COCHISE COUNTY BELOW 5000 FEET-
INCLUDING WILLCOX AND DOUGLAS
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 72 TO 77.
TONIGHT
MOSTLY CLEAR. LOWS 38 TO 46.
SUNDAY
MOSTLY SUNNY. HIGHS 72 TO 77.
SUNDAY NIGHT
CLEAR. LOWS 38 TO 46.
MONDAY
MOSTLY SUNNY. HIGHS 74 TO 79.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 40 TO 48.
TUESDAY
MOSTLY CLOUDY. HIGHS 72 TO 77.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS 45 TO 51.
WEDNESDAY
PARTLY CLOUDY. HIGHS 70 TO 75.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. LOWS 45 TO 51.
CHRISTMAS DAY AND THURSDAY NIGHT
PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS. HIGHS 70 TO 75. LOWS 44 TO 50.
FRIDAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.
HIGHS 68 TO 73.
AZZ509-210200-
UPPER GILA RIVER VALLEY-
INCLUDING CLIFTON AND SAFFORD
313 AM MST SAT DEC 20 2025
TODAY
MOSTLY SUNNY. HIGHS 68 TO 74.
TONIGHT
MOSTLY CLEAR. LOWS 40 TO 48.
SUNDAY
MOSTLY SUNNY. HIGHS 70 TO 75.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 39 TO 47.
MONDAY
MOSTLY SUNNY. HIGHS 72 TO 77.
MONDAY NIGHT
PARTLY CLOUDY. LOWS 41 TO 49.
TUESDAY
MOSTLY CLOUDY. HIGHS 70 TO 75.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS 45 TO 51.
WEDNESDAY
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS.
HIGHS 67 TO 73.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 46 TO 52.
CHRISTMAS DAY THROUGH FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT
CHANCE OF SHOWERS. HIGHS 63 TO 73. LOWS 45 TO 51.
AZZ510-210200-
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
INCLUDING HANNAGAN MEADOW
313 AM MST SAT DEC 20 2025
TODAY
MOSTLY SUNNY. HIGHS 59 TO 67.
TONIGHT
MOSTLY CLEAR. LOWS 36 TO 46.
SUNDAY
MOSTLY SUNNY. HIGHS 61 TO 69.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 36 TO 46.
MONDAY
MOSTLY SUNNY. HIGHS 63 TO 71.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 37 TO 47.
TUESDAY
MOSTLY CLOUDY. HIGHS 60 TO 68.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. LOWS 38 TO 48.
WEDNESDAY
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS.
HIGHS 57 TO 65.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 40 TO 50.
CHRISTMAS DAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. HIGHS 56 TO 64.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT
CHANCE OF SHOWERS. LOWS 38 TO 48. HIGHS 53 TO 61.
AZZ511-210200-
GALIURO AND PINALENO MOUNTAINS-
INCLUDING MOUNT GRAHAM
313 AM MST SAT DEC 20 2025
TODAY
MOSTLY SUNNY. HIGHS 60 TO 70.
TONIGHT
MOSTLY CLEAR. LOWS 44 TO 50.
SUNDAY
MOSTLY SUNNY. HIGHS 61 TO 71.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 44 TO 50.
MONDAY
MOSTLY SUNNY. HIGHS 62 TO 72.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 45 TO 51.
TUESDAY
MOSTLY CLOUDY. HIGHS 60 TO 70.
TUESDAY NIGHT
MOSTLY CLOUDY. LOWS 47 TO 53.
WEDNESDAY
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF SHOWERS.
HIGHS 58 TO 68.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 46 TO 52.
CHRISTMAS DAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. HIGHS 57 TO 67.
THURSDAY NIGHT AND FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT
CHANCE OF SHOWERS. LOWS 44 TO 50. HIGHS 54 TO 64.
AZZ512-210200-
CHIRICAHUA MOUNTAINS-
INCLUDING CHIRICAHUA NM
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 64 TO 72.
TONIGHT
MOSTLY CLEAR. LOWS 43 TO 49.
SUNDAY
MOSTLY SUNNY. HIGHS 65 TO 73.
SUNDAY NIGHT
CLEAR. LOWS 43 TO 49.
MONDAY
SUNNY. HIGHS 67 TO 75.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 44 TO 50.
TUESDAY
MOSTLY CLOUDY. HIGHS 65 TO 73.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. LOWS 46 TO 52.
WEDNESDAY
PARTLY CLOUDY. HIGHS 62 TO 70.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. LOWS 46 TO 52.
CHRISTMAS DAY AND THURSDAY NIGHT
PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS. HIGHS 62 TO 70. LOWS 45 TO 51.
FRIDAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.
HIGHS 60 TO 68.
AZZ513-210200-
DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-
INCLUDING BISBEE, CANELO HILLS, AND MADERA CANYON
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 68 TO 76.
TONIGHT
CLEAR. LOWS 44 TO 50.
SUNDAY
SUNNY. HIGHS 69 TO 77.
SUNDAY NIGHT
CLEAR. LOWS 43 TO 49.
MONDAY
MOSTLY SUNNY. HIGHS 70 TO 78.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 45 TO 51.
TUESDAY
MOSTLY CLOUDY. HIGHS 67 TO 75.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 10 PERCENT CHANCE OF
SHOWERS. LOWS 48 TO 54.
WEDNESDAY
PARTLY CLOUDY. HIGHS 66 TO 72.
WEDNESDAY NIGHT THROUGH THURSDAY NIGHT
PARTLY CLOUDY WITH A
20 PERCENT CHANCE OF SHOWERS. LOWS 45 TO 53. HIGHS 65 TO 73.
FRIDAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.
HIGHS 62 TO 70.
AZZ514-210200-
CATALINA AND RINCON MOUNTAINS-
INCLUDING MOUNT LEMMON AND SUMMERHAVEN
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 60 TO 70.
TONIGHT
MOSTLY CLEAR. LOWS 48 TO 54.
SUNDAY
SUNNY. HIGHS 62 TO 72.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 47 TO 53.
MONDAY
MOSTLY SUNNY. HIGHS 64 TO 74.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 48 TO 54.
TUESDAY
MOSTLY CLOUDY. HIGHS 61 TO 71.
TUESDAY NIGHT AND WEDNESDAY
MOSTLY CLOUDY WITH A 10 PERCENT
CHANCE OF SHOWERS. LOWS 50 TO 56. HIGHS 59 TO 69.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS 49 TO 55.
CHRISTMAS DAY AND THURSDAY NIGHT
MOSTLY CLOUDY WITH A
30 PERCENT CHANCE OF SHOWERS. HIGHS 58 TO 68. LOWS 47 TO 53.
FRIDAY
MOSTLY CLOUDY WITH A 30 PERCENT CHANCE OF SHOWERS.
HIGHS 53 TO 63.
AZZ515-210200-
BABOQUIVARI MOUNTAINS-
INCLUDING KITT PEAK
313 AM MST SAT DEC 20 2025
TODAY
SUNNY. HIGHS 68 TO 74.
TONIGHT
MOSTLY CLEAR. LOWS 51 TO 56.
SUNDAY
SUNNY. HIGHS 70 TO 76.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS 51 TO 56.
MONDAY
MOSTLY SUNNY. HIGHS 72 TO 78.
MONDAY NIGHT
MOSTLY CLOUDY. LOWS 53 TO 58.
TUESDAY
MOSTLY CLOUDY. HIGHS 67 TO 73.
TUESDAY NIGHT
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF
SHOWERS. LOWS 55 TO 60.
WEDNESDAY
MOSTLY CLOUDY. HIGHS 65 TO 71.
WEDNESDAY NIGHT
PARTLY CLOUDY WITH A 30 PERCENT CHANCE OF
SHOWERS. LOWS 53 TO 58.
CHRISTMAS DAY AND THURSDAY NIGHT
MOSTLY CLOUDY WITH A
30 PERCENT CHANCE OF SHOWERS. HIGHS 64 TO 70. LOWS 51 TO 56.
FRIDAY
MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SHOWERS.
HIGHS 60 TO 66.
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