Zone Forecast Product
Issued by NWS Tucson, AZ
Issued by NWS Tucson, AZ
347 FPUS55 KTWC 220905 ZFPTWC Zone Forecast Product for Southeast Arizona National Weather Service Tucson AZ 204 AM MST Sat Aug 22 2026 AZZ501-230200- Western Pima County- Including Ajo and Organ Pipe Cactus N.M. 204 AM MST Sat Aug 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly cloudy in the morning then clearing. Highs 108 to 114. .TONIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 84 to 89. .SUNDAY...Partly cloudy in the morning then clearing. Highs 104 to 109. .SUNDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 80 to 85. .MONDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 103 to 108. .MONDAY NIGHT...Mostly clear. Lows 81 to 86. .TUESDAY...Mostly sunny. Highs 107 to 112. .TUESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 82 to 88. Highs 107 to 113. $$ AZZ502-230200- Tohono O`odham Nation- Including Sells 204 AM MST Sat Aug 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly cloudy. Highs 105 to 110. .TONIGHT...Mostly cloudy with chance of showers and thunderstorms in the evening, then partly cloudy with slight chance of showers after midnight. Lows 79 to 84. Chance of precipitation 30 percent. .SUNDAY...Partly cloudy in the morning then becoming mostly sunny. Highs 102 to 107. .SUNDAY NIGHT...Mostly cloudy with chance of showers and slight chance of thunderstorms. Lows 77 to 82. Chance of precipitation 30 percent. .MONDAY...Partly cloudy. Highs 100 to 105. .MONDAY NIGHT...Partly cloudy. Lows 78 to 83. .TUESDAY...Mostly sunny. Highs 104 to 109. .TUESDAY NIGHT THROUGH THURSDAY...Mostly clear. Lows 80 to 85. Highs 104 to 110. .THURSDAY NIGHT...Mostly clear with a 30 percent chance of showers and thunderstorms. Lows 80 to 85. .FRIDAY...Mostly sunny. Highs 105 to 110. $$ AZZ503-230200- Upper Santa Cruz River Valley/Altar Valley- Including Nogales 204 AM MST Sat Aug 22 2026 .TODAY...Partly cloudy. A 30 percent chance of showers and thunderstorms in the afternoon. Highs 97 to 103. .TONIGHT...Partly cloudy. A 30 percent chance of showers and thunderstorms in the evening. Lows 68 to 74. .SUNDAY...Partly cloudy in the morning, then a 40 percent chance of showers and thunderstorms in the afternoon. Highs 94 to 100. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 67 to 73. .MONDAY...Partly cloudy. Highs 94 to 99. .MONDAY NIGHT...Partly cloudy with chance of showers and slight chance of thunderstorms. Lows 68 to 74. Chance of precipitation 30 percent. .TUESDAY...Mostly sunny. Highs 96 to 102. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 69 to 75. Highs 97 to 103. .WEDNESDAY NIGHT...Partly cloudy. Lows 70 to 76. .THURSDAY...Mostly sunny. Highs 97 to 103. .THURSDAY NIGHT...Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows 70 to 76. .FRIDAY...Partly cloudy. Highs 99 to 104. $$ AZZ504-230200- Tucson Metro Area- Including Tucson, Green Valley, Marana, and Vail 204 AM MST Sat Aug 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs 102 to 108. Southeast wind around 5 mph becoming west around 10 mph in the afternoon. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 75 to 81. West wind 5 to 10 mph becoming southeast after midnight. .SUNDAY...Mostly sunny. Highs 100 to 106. South wind around 10 mph becoming northwest in the afternoon. .SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of showers and thunderstorms. Lows 74 to 80. Southwest wind around 10 mph. .MONDAY...Partly cloudy. Highs 99 to 105. Southwest wind around 5 mph becoming northwest in the afternoon. .MONDAY NIGHT...Partly cloudy. Lows 75 to 81. .TUESDAY...Mostly sunny. Highs 102 to 108. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 76 to 82. Highs 103 to 109. .WEDNESDAY NIGHT...Partly cloudy. Lows 77 to 83. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 103 to 109. Lows 77 to 83. $$ AZZ505-230200- South Central Pinal County- Including Picacho Peak State Park 204 AM MST Sat Aug 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly cloudy in the morning, then mostly sunny with a 10 percent chance of showers and thunderstorms in the afternoon. Highs 105 to 110. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 79 to 84. .SUNDAY...Partly cloudy in the morning then becoming mostly sunny. Highs 102 to 107. .SUNDAY NIGHT...Mostly cloudy with a 10 percent chance of showers and thunderstorms. Lows 78 to 83. .MONDAY...Partly cloudy. Highs 101 to 106. .MONDAY NIGHT...Partly cloudy. Lows 78 to 83. .TUESDAY...Mostly sunny. Highs 104 to 109. .TUESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 80 to 86. Highs 105 to 110. $$ AZZ506-230200- Southeast Pinal County- Including Mammoth and Oracle 204 AM MST Sat Aug 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly cloudy. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 103 to 109. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 76 to 81. .SUNDAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 100 to 106. .SUNDAY NIGHT...Mostly cloudy with a 10 percent chance of showers and thunderstorms. Lows 75 to 80. .MONDAY...Partly cloudy. Highs 99 to 105. .MONDAY NIGHT...Partly cloudy. Lows 76 to 81. .TUESDAY...Mostly sunny. Highs 102 to 108. .TUESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 77 to 83. Highs 103 to 110. $$ AZZ507-230200- Upper San Pedro River Valley- Including Sierra Vista and Benson 204 AM MST Sat Aug 22 2026 .TODAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 96 to 102. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 67 to 73. .SUNDAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 94 to 100. .SUNDAY NIGHT...Partly cloudy. Lows 66 to 72. .MONDAY...Mostly sunny. Highs 93 to 99. .MONDAY NIGHT...Partly cloudy. Lows 67 to 73. .TUESDAY...Mostly sunny. Highs 96 to 102. .TUESDAY NIGHT...Partly cloudy. Lows 68 to 74. .WEDNESDAY...Mostly sunny. Highs 97 to 103. .WEDNESDAY NIGHT...Partly cloudy. Lows 69 to 75. .THURSDAY THROUGH FRIDAY...Mostly clear with a 10 percent chance of showers and thunderstorms. Highs 98 to 104. Lows 69 to 75. $$ AZZ508-230200- Eastern Cochise County below 5000 feet- Including Willcox and Douglas 204 AM MST Sat Aug 22 2026 .TODAY...Mostly sunny. Highs 98 to 103. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 68 to 73. .SUNDAY...Mostly sunny. Highs 96 to 101. .SUNDAY NIGHT...Partly cloudy. Lows 67 to 72. .MONDAY...Mostly sunny. Highs 96 to 101. .MONDAY NIGHT...Partly cloudy. Lows 68 to 73. .TUESDAY...Mostly sunny. Highs 98 to 103. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 69 to 74. Highs 99 to 104. .WEDNESDAY NIGHT...Partly cloudy. Lows 70 to 75. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 99 to 104. Lows 70 to 75. $$ AZZ509-230200- Upper Gila River Valley- Including Clifton and Safford 204 AM MST Sat Aug 22 2026 ...EXTREME HEAT WARNING IN EFFECT UNTIL 8 PM MST THIS EVENING... .TODAY...Partly cloudy in the morning, then mostly sunny with a 10 percent chance of showers and thunderstorms in the afternoon. Highs 98 to 106. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 70 to 78. .SUNDAY...Mostly sunny. Highs 97 to 105. .SUNDAY NIGHT...Partly cloudy. Lows 69 to 77. .MONDAY...Mostly sunny. Highs 97 to 105. .MONDAY NIGHT...Partly cloudy. Lows 70 to 78. .TUESDAY...Mostly sunny. Highs 99 to 107. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 71 to 79. Highs 99 to 107. .WEDNESDAY NIGHT...Partly cloudy. Lows 71 to 79. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 100 to 108. Lows 71 to 79. $$ AZZ510-230200- White Mountains of Graham and Greenlee Counties- Including Hannagan Meadow 204 AM MST Sat Aug 22 2026 .TODAY...Partly cloudy. A 30 percent chance of showers and thunderstorms in the afternoon. Highs 85 to 95. .TONIGHT...Partly cloudy. A 10 percent chance of showers and thunderstorms in the evening. Lows 59 to 71. .SUNDAY...Partly cloudy in the morning, then a 30 percent chance of showers and thunderstorms in the afternoon. Highs 85 to 95. .SUNDAY NIGHT...Partly cloudy. Lows 59 to 71. .MONDAY...Partly cloudy. Highs 85 to 95. .MONDAY NIGHT...Partly cloudy. Lows 59 to 71. .TUESDAY...Partly cloudy. Highs 87 to 97. .TUESDAY NIGHT...Partly cloudy. Lows 60 to 72. .WEDNESDAY...Mostly sunny. Highs 87 to 97. .WEDNESDAY NIGHT...Partly cloudy. Lows 60 to 72. .THURSDAY...Mostly sunny. Highs 86 to 98. .THURSDAY NIGHT AND FRIDAY...Partly cloudy. Lows 60 to 72. Highs 88 to 98. $$ AZZ511-230200- Galiuro and Pinaleno Mountains- Including Mount Graham 204 AM MST Sat Aug 22 2026 .TODAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 86 to 96. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 66 to 72. .SUNDAY...Mostly sunny. Highs 85 to 95. .SUNDAY NIGHT...Partly cloudy. Lows 65 to 71. .MONDAY...Partly cloudy. Highs 84 to 94. .MONDAY NIGHT...Partly cloudy. Lows 66 to 72. .TUESDAY...Mostly sunny. Highs 86 to 96. .TUESDAY NIGHT...Partly cloudy. Lows 67 to 73. .WEDNESDAY...Mostly sunny. Highs 88 to 98. .WEDNESDAY NIGHT...Partly cloudy. Lows 68 to 74. .THURSDAY...Mostly sunny. Highs 88 to 98. .THURSDAY NIGHT...Partly cloudy. Lows 68 to 74. .FRIDAY...Mostly sunny. Highs 88 to 98. $$ AZZ512-230200- Chiricahua Mountains- Including Chiricahua N.M. 204 AM MST Sat Aug 22 2026 .TODAY...Mostly sunny. Highs 87 to 97. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 63 to 69. .SUNDAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 87 to 95. .SUNDAY NIGHT...Partly cloudy. Lows 62 to 68. .MONDAY...Mostly sunny. Highs 86 to 96. .MONDAY NIGHT...Partly cloudy. Lows 63 to 69. .TUESDAY...Mostly sunny. Highs 88 to 98. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 65 to 71. Highs 88 to 98. .WEDNESDAY NIGHT...Partly cloudy. Lows 65 to 71. .THURSDAY...Mostly sunny. Highs 88 to 98. .THURSDAY NIGHT...Partly cloudy. Lows 65 to 71. .FRIDAY...Mostly sunny. Highs 89 to 99. $$ AZZ513-230200- Dragoon and Mule and Huachuca and Santa Rita Mountains- Including Bisbee, Canelo Hills, and Madera Canyon 204 AM MST Sat Aug 22 2026 .TODAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 89 to 97. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 65 to 70. .SUNDAY...Partly cloudy in the morning, then a 30 percent chance of showers and thunderstorms in the afternoon. Highs 87 to 95. .SUNDAY NIGHT...Partly cloudy with a 10 percent chance of showers and thunderstorms. Lows 64 to 69. .MONDAY...Mostly sunny. Highs 86 to 94. .MONDAY NIGHT...Partly cloudy. Lows 65 to 70. .TUESDAY...Mostly sunny. Highs 89 to 97. .TUESDAY NIGHT AND WEDNESDAY...Mostly clear. Lows 66 to 71. Highs 90 to 98. .WEDNESDAY NIGHT...Partly cloudy. Lows 67 to 72. .THURSDAY...Mostly sunny. Highs 90 to 98. .THURSDAY NIGHT...Partly cloudy. Lows 67 to 72. .FRIDAY...Mostly sunny. Highs 91 to 99. $$ AZZ514-230200- Catalina and Rincon Mountains- Including Mount Lemmon and Summerhaven 204 AM MST Sat Aug 22 2026 .TODAY...Mostly sunny in the morning, then partly cloudy with a 10 percent chance of showers and thunderstorms in the afternoon. Highs 84 to 94. .TONIGHT...Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows 67 to 73. .SUNDAY...Partly cloudy in the morning, then a 20 percent chance of showers and thunderstorms in the afternoon. Highs 82 to 92. .SUNDAY NIGHT...Mostly cloudy. Lows 65 to 71. .MONDAY...Partly cloudy. Highs 81 to 91. .MONDAY NIGHT...Partly cloudy. Lows 66 to 72. .TUESDAY...Mostly sunny. Highs 83 to 93. .TUESDAY NIGHT...Partly cloudy. Lows 67 to 73. .WEDNESDAY...Mostly sunny. Highs 85 to 95. .WEDNESDAY NIGHT...Partly cloudy. Lows 68 to 74. .THURSDAY...Mostly sunny. Highs 85 to 95. .THURSDAY NIGHT...Mostly clear with a 10 percent chance of showers and thunderstorms. Lows 68 to 74. .FRIDAY...Mostly sunny. Highs 85 to 95. $$ AZZ515-230200- Baboquivari Mountains- Including Kitt Peak 204 AM MST Sat Aug 22 2026 .TODAY...Partly cloudy. A 30 percent chance of showers and thunderstorms in the afternoon. Highs 92 to 98. .TONIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows 72 to 77. .SUNDAY...Partly cloudy in the morning, then a 30 percent chance of showers and thunderstorms in the afternoon. Highs 89 to 95. .SUNDAY NIGHT...Mostly cloudy with a 30 percent chance of showers and thunderstorms. Lows 70 to 75. .MONDAY...Partly cloudy with a 10 percent chance of showers and thunderstorms. Highs 88 to 94. .MONDAY NIGHT...Partly cloudy. Lows 71 to 76. .TUESDAY...Mostly sunny. Highs 91 to 97. .TUESDAY NIGHT...Partly cloudy. Lows 72 to 77. .WEDNESDAY...Mostly sunny. Highs 92 to 98. .WEDNESDAY NIGHT...Partly cloudy. Lows 73 to 78. .THURSDAY...Mostly sunny. Highs 92 to 98. .THURSDAY NIGHT...Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows 73 to 78. .FRIDAY...Mostly sunny. Highs 93 to 99. $$ Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson