FPUS55 KTWC 202037 ZFPTWC Zone Forecast Product for Southeast Arizona National Weather Service Tucson AZ 136 PM MST Tue May 20 2025 AZZ501-211400- Western Pima County- Including Ajo and Organ Pipe Cactus N.M. 136 PM MST Tue May 20 2025 .TONIGHT...Mostly clear. Lows 64 to 70. .WEDNESDAY...Sunny. Highs 99 to 104. .WEDNESDAY NIGHT...Clear. Lows 66 to 72. .THURSDAY...Mostly sunny. Highs 99 to 104. .THURSDAY NIGHT...Mostly clear. Lows 66 to 71. .FRIDAY...Mostly sunny. Highs 94 to 99. .FRIDAY NIGHT...Partly cloudy. Lows 64 to 69. .SATURDAY...Mostly sunny. Highs 94 to 99. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Mostly clear. Lows 64 to 70. Highs 95 to 101. .MONDAY NIGHT...Partly cloudy. Lows 67 to 72. .TUESDAY...Mostly sunny. Highs 97 to 102. $$ AZZ502-211400- Tohono O'odham Nation- Including Sells 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 61 to 69. .WEDNESDAY...Sunny. Highs 97 to 102. .WEDNESDAY NIGHT...Clear. Lows 64 to 70. .THURSDAY...Sunny. Highs 98 to 103. .THURSDAY NIGHT...Mostly clear. Lows 63 to 68. .FRIDAY...Mostly sunny. Highs 94 to 99. .FRIDAY NIGHT...Partly cloudy. Lows 62 to 67. .SATURDAY...Mostly sunny. Highs 92 to 97. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 62 to 70. Highs 93 to 101. $$ AZZ503-211400- Upper Santa Cruz River Valley/Altar Valley- Including Nogales 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 52 to 60. .WEDNESDAY...Sunny. Highs 92 to 98. .WEDNESDAY NIGHT...Clear. Lows 56 to 62. .THURSDAY...Sunny. Highs 93 to 99. .THURSDAY NIGHT...Mostly clear. Lows 56 to 62. .FRIDAY...Mostly sunny. Highs 89 to 95. .FRIDAY NIGHT...Partly cloudy. Lows 53 to 59. .SATURDAY...Mostly sunny. Highs 87 to 93. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 53 to 62. Highs 88 to 96. $$ AZZ504-211400- Tucson Metro Area- Including Tucson, Green Valley, Marana, and Vail 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 59 to 65. Northwest wind around 10 mph becoming southeast after midnight. .WEDNESDAY...Sunny. Highs 94 to 100. Southeast wind around 5 mph becoming west around 10 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 62 to 68. Northwest wind 5 to 10 mph becoming south after midnight. .THURSDAY...Sunny. Highs 97 to 103. Southeast wind around 5 mph becoming west in the afternoon. .THURSDAY NIGHT...Mostly clear. Lows 62 to 68. West wind 5 to 15 mph becoming south around 10 mph after midnight. .FRIDAY...Mostly sunny. Highs 94 to 100. .FRIDAY NIGHT...Partly cloudy. Lows 59 to 65. .SATURDAY...Mostly sunny. Highs 90 to 96. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 60 to 68. Highs 91 to 99. $$ AZZ505-211400- South Central Pinal County- Including Picacho Peak State Park 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 60 to 66. .WEDNESDAY...Sunny. Highs 95 to 100. .WEDNESDAY NIGHT...Clear. Lows 63 to 68. .THURSDAY...Sunny. Highs 97 to 102. .THURSDAY NIGHT...Mostly clear. Lows 62 to 68. .FRIDAY...Mostly sunny. Highs 95 to 100. .FRIDAY NIGHT...Partly cloudy. Lows 61 to 66. .SATURDAY...Mostly sunny. Highs 91 to 96. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 62 to 69. Highs 92 to 100. $$ AZZ506-211400- Southeast Pinal County- Including Mammoth and Oracle 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 60 to 65. .WEDNESDAY...Sunny. Highs 92 to 98. .WEDNESDAY NIGHT...Clear. Lows 62 to 67. .THURSDAY...Sunny. Highs 95 to 101. .THURSDAY NIGHT...Mostly clear. Lows 63 to 68. .FRIDAY...Mostly sunny. Highs 92 to 98. .FRIDAY NIGHT...Partly cloudy. Lows 60 to 65. .SATURDAY...Mostly sunny. Highs 88 to 94. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 60 to 68. Highs 89 to 98. $$ AZZ507-211400- Upper San Pedro River Valley- Including Sierra Vista and Benson 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 52 to 58. .WEDNESDAY...Sunny. Highs 91 to 96. .WEDNESDAY NIGHT...Clear. Lows 55 to 61. .THURSDAY...Sunny. Highs 93 to 98. .THURSDAY NIGHT...Mostly clear. Lows 56 to 62. .FRIDAY...Mostly sunny. Highs 90 to 95. .FRIDAY NIGHT...Partly cloudy. Lows 53 to 59. .SATURDAY...Partly cloudy. Highs 87 to 92. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 53 to 62. Highs 88 to 94. $$ AZZ508-211400- Eastern Cochise County below 5000 feet- Including Willcox and Douglas 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 52 to 58. .WEDNESDAY...Sunny. Highs 91 to 96. .WEDNESDAY NIGHT...Clear. Lows 55 to 61. .THURSDAY...Sunny. Highs 94 to 99. .THURSDAY NIGHT...Mostly clear. Lows 56 to 62. .FRIDAY...Mostly sunny. Highs 91 to 96. .FRIDAY NIGHT...Partly cloudy. Lows 53 to 59. .SATURDAY...Partly cloudy. Highs 87 to 92. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 53 to 62. Highs 88 to 94. $$ AZZ509-211400- Upper Gila River Valley- Including Clifton and Safford 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 53 to 61. .WEDNESDAY...Sunny. Highs 90 to 96. .WEDNESDAY NIGHT...Clear. Lows 58 to 64. .THURSDAY...Sunny. Highs 92 to 100. .THURSDAY NIGHT...Mostly clear. Lows 59 to 65. .FRIDAY...Mostly sunny. Highs 90 to 98. .FRIDAY NIGHT...Partly cloudy. Lows 57 to 63. .SATURDAY...Partly cloudy. Highs 87 to 93. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 56 to 66. Highs 88 to 95. $$ AZZ510-211400- White Mountains of Graham and Greenlee Counties- Including Hannagan Meadow 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 45 to 57. .WEDNESDAY...Sunny. Highs 77 to 87. .WEDNESDAY NIGHT...Clear. Lows 48 to 60. .THURSDAY...Sunny. Highs 80 to 90. .THURSDAY NIGHT...Mostly clear. Lows 49 to 61. .FRIDAY...Mostly sunny. Highs 77 to 87. .FRIDAY NIGHT...Partly cloudy. Lows 47 to 59. .SATURDAY...Partly cloudy. Highs 75 to 83. .SATURDAY NIGHT THROUGH MEMORIAL DAY...Mostly clear. Lows 46 to 58. Highs 76 to 86. .MONDAY NIGHT AND TUESDAY...Partly cloudy. Lows 49 to 61. Highs 75 to 85. $$ AZZ511-211400- Galiuro and Pinaleno Mountains- Including Mount Graham 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 54 to 60. .WEDNESDAY...Sunny. Highs 79 to 89. .WEDNESDAY NIGHT...Clear. Lows 57 to 63. .THURSDAY...Sunny. Highs 81 to 91. .THURSDAY NIGHT...Mostly clear. Lows 57 to 63. .FRIDAY...Mostly sunny. Highs 79 to 89. .FRIDAY NIGHT...Partly cloudy. Lows 53 to 59. .SATURDAY...Partly cloudy. Highs 75 to 85. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 53 to 62. Highs 76 to 87. $$ AZZ512-211400- Chiricahua Mountains- Including Chiricahua NM 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 52 to 58. .WEDNESDAY...Sunny. Highs 82 to 90. .WEDNESDAY NIGHT...Clear. Lows 55 to 61. .THURSDAY...Sunny. Highs 84 to 92. .THURSDAY NIGHT...Mostly clear. Lows 56 to 62. .FRIDAY...Mostly sunny. Highs 82 to 90. .FRIDAY NIGHT...Partly cloudy. Lows 52 to 58. .SATURDAY...Partly cloudy. Highs 78 to 86. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 52 to 60. Highs 79 to 87. $$ AZZ513-211400- Dragoon and Mule and Huachuca and Santa Rita Mountains- Including Bisbee, Canelo Hills, and Madera Canyon 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 53 to 59. .WEDNESDAY...Sunny. Highs 84 to 92. .WEDNESDAY NIGHT...Clear. Lows 56 to 62. .THURSDAY...Sunny. Highs 87 to 93. .THURSDAY NIGHT...Mostly clear. Lows 56 to 62. .FRIDAY...Mostly sunny. Highs 84 to 90. .FRIDAY NIGHT...Partly cloudy. Lows 53 to 58. .SATURDAY...Partly cloudy. Highs 81 to 87. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 53 to 61. Highs 81 to 90. $$ AZZ514-211400- Catalina and Rincon Mountains- Including Mount Lemmon and Summerhaven 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 55 to 61. .WEDNESDAY...Sunny. Highs 78 to 86. .WEDNESDAY NIGHT...Clear. Lows 58 to 64. .THURSDAY...Sunny. Highs 80 to 88. .THURSDAY NIGHT...Mostly clear. Lows 57 to 63. .FRIDAY...Mostly sunny. Highs 78 to 86. .FRIDAY NIGHT...Partly cloudy. Lows 53 to 59. .SATURDAY...Mostly sunny. Highs 74 to 82. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 54 to 62. Highs 75 to 85. $$ AZZ515-211400- Baboquivari Mountains- Including Kitt Peak 136 PM MST Tue May 20 2025 .TONIGHT...Clear. Lows 59 to 64. .WEDNESDAY...Sunny. Highs 86 to 92. .WEDNESDAY NIGHT...Clear. Lows 61 to 66. .THURSDAY...Sunny. Highs 87 to 93. .THURSDAY NIGHT...Mostly clear. Lows 60 to 65. .FRIDAY...Mostly sunny. Highs 84 to 90. .FRIDAY NIGHT...Partly cloudy. Lows 58 to 63. .SATURDAY...Mostly sunny. Highs 81 to 87. .SATURDAY NIGHT THROUGH TUESDAY...Mostly clear. Lows 57 to 65. Highs 82 to 90. $$ Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson