Zone Forecast Product
Issued by NWS Tucson, AZ
Issued by NWS Tucson, AZ
565 FPUS55 KTWC 201100 ZFPTWC Zone Forecast Product for Southeast Arizona National Weather Service Tucson AZ 359 AM MST Sun Sep 20 2026 AZZ501-210200- Western Pima County- Including Ajo and Organ Pipe Cactus N.M. 359 AM MST Sun Sep 20 2026 .TODAY...Partly cloudy in the morning then becoming mostly sunny. Highs 97 to 102. .TONIGHT...Partly cloudy. Lows 74 to 79. .MONDAY...Partly cloudy. Highs 95 to 100. .MONDAY NIGHT...Mostly clear. Lows 71 to 76. .TUESDAY...Mostly sunny. Highs 96 to 101. .TUESDAY NIGHT...Mostly clear. Lows 72 to 77. .WEDNESDAY...Mostly sunny. Highs 98 to 103. .WEDNESDAY NIGHT...Mostly clear. Lows 75 to 80. .THURSDAY AND THURSDAY NIGHT...Mostly clear. A 10 percent chance of showers and thunderstorms. Highs 99 to 104. Lows 77 to 82. .FRIDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 99 to 104. .FRIDAY NIGHT AND SATURDAY...Mostly clear. A 10 percent chance of showers and thunderstorms. Lows 77 to 82. Highs 99 to 104. $$ AZZ502-210200- Tohono O`odham Nation- Including Sells 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny. Highs 94 to 99. .TONIGHT...Partly cloudy. Lows 70 to 75. .MONDAY...Partly cloudy in the morning then becoming mostly sunny. Highs 93 to 98. .MONDAY NIGHT...Partly cloudy. Lows 69 to 74. .TUESDAY...Mostly sunny. Highs 92 to 97. .TUESDAY NIGHT...Mostly clear. Lows 70 to 75. .WEDNESDAY...Mostly sunny. Highs 93 to 98. .WEDNESDAY NIGHT...Mostly clear with a 10 percent chance of showers and thunderstorms. Lows 72 to 77. .THURSDAY...Mostly sunny. Highs 92 to 97. .THURSDAY NIGHT...Mostly clear with a 10 percent chance of showers and thunderstorms. Lows 73 to 78. .FRIDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 93 to 98. .FRIDAY NIGHT AND SATURDAY...Mostly clear. A 10 percent chance of showers and thunderstorms. Lows 74 to 79. Highs 94 to 99. $$ AZZ503-210200- Upper Santa Cruz River Valley/Altar Valley- Including Nogales 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny in the morning then becoming partly cloudy. Highs 88 to 93. .TONIGHT...Mostly clear. Lows 63 to 68. .MONDAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 88 to 93. .MONDAY NIGHT...Partly cloudy. Lows 64 to 69. .TUESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Highs 86 to 91. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 63 to 68. .WEDNESDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 84 to 90. .WEDNESDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 61 to 67. .THURSDAY THROUGH FRIDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 84 to 91. Lows 62 to 68. .FRIDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 63 to 69. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 87 to 92. $$ AZZ504-210200- Tucson Metro Area- Including Tucson, Green Valley, Marana, and Vail 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny in the morning then becoming partly cloudy. Highs 90 to 96. South wind around 10 mph becoming west in the afternoon. .TONIGHT...Partly cloudy. Lows 68 to 73. South wind around 10 mph. .MONDAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 91 to 97. Southeast wind around 10 mph becoming southwest in the afternoon. .MONDAY NIGHT...Partly cloudy. Lows 68 to 73. Southwest wind around 10 mph becoming southeast around 5 mph after midnight. .TUESDAY...Partly cloudy with chance of showers and slight chance of thunderstorms. Highs 88 to 94. Southeast wind around 10 mph. Chance of precipitation 30 percent. .TUESDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 67 to 73. .WEDNESDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 87 to 93. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 67 to 73. Highs 87 to 93. .THURSDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 67 to 73. Chance of precipitation 30 percent. .FRIDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 88 to 94. .FRIDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 68 to 74. .SATURDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 89 to 95. $$ AZZ505-210200- South Central Pinal County- Including Picacho Peak State Park 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny in the morning then becoming partly cloudy. Highs 93 to 98. .TONIGHT...Partly cloudy. Lows 70 to 75. .MONDAY...Partly cloudy in the morning then clearing. Highs 93 to 98. .MONDAY NIGHT...Partly cloudy. Lows 70 to 75. .TUESDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 91 to 96. .TUESDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 70 to 75. .WEDNESDAY...Mostly sunny. Highs 91 to 96. .WEDNESDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 70 to 75. .THURSDAY AND THURSDAY NIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms. Highs 91 to 96. Lows 71 to 76. .FRIDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 91 to 96. .FRIDAY NIGHT AND SATURDAY...Mostly clear. A 10 percent chance of showers and thunderstorms. Lows 72 to 77. Highs 92 to 97. $$ AZZ506-210200- Southeast Pinal County- Including Mammoth and Oracle 359 AM MST Sun Sep 20 2026 .TODAY...Sunny in the morning then becoming partly cloudy. Highs 89 to 95. .TONIGHT...Partly cloudy. Lows 68 to 73. .MONDAY...Partly cloudy in the morning then becoming mostly sunny. Highs 90 to 96. .MONDAY NIGHT...Partly cloudy. Lows 68 to 73. .TUESDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 87 to 93. .TUESDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 66 to 71. .WEDNESDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 84 to 92. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 66 to 71. Highs 85 to 93. .THURSDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 66 to 71. Chance of precipitation 30 percent. .FRIDAY...Partly cloudy with chance of thunderstorms and slight chance of showers. Highs 85 to 93. Chance of precipitation 30 percent. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 67 to 72. .SATURDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 87 to 93. $$ AZZ507-210200- Upper San Pedro River Valley- Including Sierra Vista and Benson 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny in the morning then becoming partly cloudy. Highs 85 to 91. .TONIGHT...Partly cloudy. Lows 62 to 67. .MONDAY...Partly cloudy. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 85 to 91. .MONDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 63 to 68. .TUESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 82 to 88. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 61 to 66. .WEDNESDAY...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Highs 79 to 85. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows 60 to 65. Highs 79 to 85. .THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Lows 60 to 65. .FRIDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 79 to 85. .FRIDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 61 to 66. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 81 to 87. $$ AZZ508-210200- Eastern Cochise County below 5000 feet- Including Willcox and Douglas 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny. Highs 86 to 91. .TONIGHT...Partly cloudy. Lows 63 to 68. .MONDAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 86 to 91. .MONDAY NIGHT...Mostly cloudy with a 10 percent chance of showers and thunderstorms. Lows 64 to 69. .TUESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 82 to 87. .TUESDAY NIGHT...Showers likely and chance of thunderstorms. Lows 61 to 66. Chance of precipitation 60 percent. .WEDNESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 79 to 84. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Lows 60 to 65. .THURSDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 79 to 84. .THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Lows 60 to 65. .FRIDAY...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Highs 80 to 85. .FRIDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 61 to 66. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 81 to 86. $$ AZZ509-210200- Upper Gila River Valley- Including Clifton and Safford 359 AM MST Sun Sep 20 2026 .TODAY...Sunny in the morning then becoming partly cloudy. Highs 85 to 91. .TONIGHT...Partly cloudy. Lows 63 to 69. .MONDAY...Partly cloudy in the morning then becoming mostly sunny. Highs 86 to 92. .MONDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 64 to 70. .TUESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 80 to 88. .TUESDAY NIGHT...Showers likely and chance of thunderstorms. Lows 62 to 68. Chance of precipitation 70 percent. .WEDNESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 77 to 85. .WEDNESDAY NIGHT AND THURSDAY...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 60 to 66. Highs 78 to 84. .THURSDAY NIGHT...Mostly cloudy with a 40 percent chance of showers and thunderstorms. Lows 61 to 67. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Highs 78 to 84. Lows 62 to 68. .SATURDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 80 to 86. $$ AZZ510-210200- White Mountains of Graham and Greenlee Counties- Including Hannagan Meadow 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny in the morning then becoming partly cloudy. Highs 72 to 82. .TONIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows 51 to 63. .MONDAY...Partly cloudy. Highs 72 to 82. .MONDAY NIGHT...Partly cloudy. Lows 54 to 64. .TUESDAY...Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs 68 to 78. .TUESDAY NIGHT...Showers likely and chance of thunderstorms. Lows 52 to 62. Chance of precipitation 60 percent. .WEDNESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 65 to 75. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 51 to 61. .THURSDAY AND THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 67 to 75. Lows 52 to 62. .FRIDAY AND FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs 66 to 76. Lows 52 to 62. .SATURDAY...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Highs 69 to 77. $$ AZZ511-210200- Galiuro and Pinaleno Mountains- Including Mount Graham 359 AM MST Sun Sep 20 2026 .TODAY...Sunny in the morning then becoming partly cloudy. Highs 74 to 84. .TONIGHT...Partly cloudy. Lows 59 to 65. .MONDAY...Mostly sunny in the morning, then partly cloudy with a 10 percent chance of showers and thunderstorms in the afternoon. Highs 74 to 84. .MONDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 60 to 66. .TUESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 70 to 80. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 56 to 62. .WEDNESDAY...Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs 67 to 77. .WEDNESDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 55 to 61. .THURSDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 67 to 77. .THURSDAY NIGHT AND FRIDAY...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 56 to 62. Highs 67 to 77. .FRIDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 57 to 63. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 69 to 79. $$ AZZ512-210200- Chiricahua Mountains- Including Chiricahua N.M. 359 AM MST Sun Sep 20 2026 .TODAY...Sunny in the morning then becoming partly cloudy. Highs 77 to 85. .TONIGHT...Partly cloudy. Lows 58 to 64. .MONDAY...Partly cloudy in the morning, then a 20 percent chance of showers and thunderstorms in the afternoon. Highs 76 to 86. .MONDAY NIGHT...Mostly cloudy with a 10 percent chance of showers and thunderstorms. Lows 59 to 65. .TUESDAY...Showers likely and chance of thunderstorms. Highs 72 to 82. Chance of precipitation 60 percent. .TUESDAY NIGHT...Showers likely and chance of thunderstorms. Lows 55 to 61. Chance of precipitation 60 percent. .WEDNESDAY...Showers likely and chance of thunderstorms. Highs 68 to 78. Chance of precipitation 60 percent. .WEDNESDAY NIGHT...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Lows 54 to 60. .THURSDAY...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Highs 69 to 79. .THURSDAY NIGHT...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Lows 55 to 61. .FRIDAY...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Highs 69 to 79. .FRIDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 56 to 62. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 71 to 81. $$ AZZ513-210200- Dragoon and Mule and Huachuca and Santa Rita Mountains- Including Bisbee, Canelo Hills, and Madera Canyon 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny in the morning then becoming partly cloudy. Highs 79 to 87. .TONIGHT...Partly cloudy. Lows 60 to 65. .MONDAY...Partly cloudy in the morning, then a 20 percent chance of showers and thunderstorms in the afternoon. Highs 79 to 87. .MONDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 60 to 65. .TUESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 76 to 84. .TUESDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 58 to 63. .WEDNESDAY...Mostly cloudy with a 50 percent chance of showers and thunderstorms. Highs 73 to 81. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows 57 to 62. Highs 74 to 82. .THURSDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 58 to 63. .FRIDAY...Partly cloudy with a 40 percent chance of showers and thunderstorms. Highs 74 to 82. .FRIDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 58 to 63. Chance of precipitation 30 percent. .SATURDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 75 to 83. $$ AZZ514-210200- Catalina and Rincon Mountains- Including Mount Lemmon and Summerhaven 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny in the morning then becoming partly cloudy. Highs 74 to 82. .TONIGHT...Partly cloudy. Lows 59 to 65. .MONDAY...Mostly sunny in the morning, then partly cloudy with a 10 percent chance of showers and thunderstorms in the afternoon. Highs 74 to 82. .MONDAY NIGHT...Partly cloudy. Lows 59 to 65. .TUESDAY...Mostly cloudy with a 40 percent chance of showers and thunderstorms. Highs 72 to 80. .TUESDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 56 to 62. Chance of precipitation 30 percent. .WEDNESDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 70 to 78. .WEDNESDAY NIGHT AND THURSDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 56 to 62. Highs 70 to 78. .THURSDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 57 to 63. Chance of precipitation 30 percent. .FRIDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 70 to 78. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 58 to 64. .SATURDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 72 to 80. $$ AZZ515-210200- Baboquivari Mountains- Including Kitt Peak 359 AM MST Sun Sep 20 2026 .TODAY...Mostly sunny. Highs 82 to 88. .TONIGHT...Mostly clear. Lows 63 to 68. .MONDAY...Mostly sunny. Highs 82 to 88. .MONDAY NIGHT...Partly cloudy. Lows 63 to 68. .TUESDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 81 to 87. .TUESDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 63 to 68. .WEDNESDAY...Partly cloudy. Highs 81 to 87. .WEDNESDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 63 to 68. .THURSDAY...Partly cloudy with a 20 percent chance of showers and thunderstorms. Highs 81 to 87. .THURSDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 64 to 69. .FRIDAY...Partly cloudy with a 30 percent chance of showers and thunderstorms. Highs 81 to 87. .FRIDAY NIGHT...Partly cloudy with a 20 percent chance of showers and thunderstorms. Lows 65 to 70. .SATURDAY...Mostly sunny with a 10 percent chance of showers and thunderstorms. Highs 82 to 88. $$ Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson