FPUS55 KTWC 200913 ZFPTWC Zone Forecast Product for Southeast Arizona National Weather Service Tucson AZ 212 AM MST Mon Apr 20 2026 AZZ501-210200- Western Pima County- Including Ajo and Organ Pipe Cactus N.M. 212 AM MST Mon Apr 20 2026 .TODAY...Sunny. Highs 89 to 94. .TONIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows 60 to 65. .TUESDAY...Mostly sunny. Highs 88 to 93. .TUESDAY NIGHT...Mostly clear. Lows 54 to 59. .WEDNESDAY...Mostly sunny. Highs 83 to 88. .WEDNESDAY NIGHT...Partly cloudy. Lows 54 to 59. .THURSDAY...Mostly sunny. Highs 86 to 91. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 55 to 60. Highs 86 to 91. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 54 to 60. Highs 82 to 87. .SUNDAY...Mostly sunny. Highs 80 to 85. $$ AZZ502-210200- Tohono O'odham Nation- Including Sells 212 AM MST Mon Apr 20 2026 .TODAY...Sunny. Highs 86 to 91. .TONIGHT...Mostly clear in the evening then becoming mostly cloudy. Lows 58 to 63. .TUESDAY...Partly cloudy in the morning then clearing. Highs 87 to 92. .TUESDAY NIGHT...Mostly clear. Lows 53 to 58. .WEDNESDAY...Mostly sunny. Highs 82 to 87. .WEDNESDAY NIGHT...Partly cloudy. Lows 52 to 58. .THURSDAY...Mostly sunny. Highs 83 to 88. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 53 to 59. Highs 84 to 89. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 81 to 86. Lows 52 to 58. .SUNDAY...Mostly sunny. Highs 78 to 83. $$ AZZ503-210200- Upper Santa Cruz River Valley/Altar Valley- Including Nogales 212 AM MST Mon Apr 20 2026 .TODAY...Sunny. Highs 81 to 87. .TONIGHT...Mostly clear in the evening then becoming mostly cloudy. Lows 51 to 57. .TUESDAY...Partly cloudy in the morning then clearing. Highs 81 to 87. .TUESDAY NIGHT...Mostly clear. Lows 46 to 52. .WEDNESDAY...Mostly sunny. Highs 80 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 51. .THURSDAY...Sunny. Highs 79 to 85. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 46 to 52. Highs 80 to 86. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 78 to 83. Lows 46 to 52. .SUNDAY...Mostly sunny. Highs 75 to 80. $$ AZZ504-210200- Tucson Metro Area- Including Tucson, Green Valley, Marana, and Vail 212 AM MST Mon Apr 20 2026 .TODAY...Sunny. Highs 85 to 91. Southeast wind around 10 mph becoming southwest in the afternoon. .TONIGHT...Partly cloudy. Lows 56 to 62. Southwest wind 5 to 10 mph becoming south after midnight. .TUESDAY...Partly cloudy in the morning then clearing. Highs 86 to 92. South wind around 10 mph becoming southwest in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 52 to 57. Southwest wind 10 to 15 mph becoming south after midnight. .WEDNESDAY...Mostly sunny. Highs 82 to 88. South wind around 10 mph becoming west in the afternoon. .WEDNESDAY NIGHT...Partly cloudy. Lows 50 to 56. .THURSDAY...Sunny. Highs 82 to 88. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 51 to 57. Highs 83 to 89. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 81 to 87. Lows 52 to 57. .SUNDAY...Mostly sunny. Highs 77 to 83. $$ AZZ505-210200- South Central Pinal County- Including Picacho Peak State Park 212 AM MST Mon Apr 20 2026 .TODAY...Sunny. Highs 86 to 91. .TONIGHT...Partly cloudy. Lows 58 to 63. .TUESDAY...Partly cloudy in the morning then clearing. Highs 88 to 93. .TUESDAY NIGHT...Mostly clear. Lows 54 to 59. .WEDNESDAY...Mostly sunny. Highs 82 to 87. .WEDNESDAY NIGHT...Partly cloudy. Lows 53 to 58. .THURSDAY...Sunny. Highs 83 to 88. .THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 53 to 59. Highs 82 to 89. .SATURDAY NIGHT...Partly cloudy. Lows 54 to 59. .SUNDAY...Mostly sunny. Highs 78 to 83. $$ AZZ506-210200- Southeast Pinal County- Including Mammoth and Oracle 212 AM MST Mon Apr 20 2026 .TODAY...Mostly sunny. Highs 84 to 90. .TONIGHT...Partly cloudy. Lows 57 to 62. .TUESDAY...Partly cloudy in the morning then clearing. Highs 85 to 91. .TUESDAY NIGHT...Mostly clear. Lows 52 to 57. .WEDNESDAY...Mostly sunny. Patchy blowing dust. Highs 79 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 51 to 56. .THURSDAY...Sunny. Highs 79 to 85. .THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 51 to 56. Highs 79 to 87. .SATURDAY NIGHT...Partly cloudy. Lows 51 to 56. .SUNDAY...Mostly sunny. Highs 75 to 81. $$ AZZ507-210200- Upper San Pedro River Valley- Including Sierra Vista and Benson 212 AM MST Mon Apr 20 2026 .TODAY...Sunny. Highs 79 to 85. .TONIGHT...Partly cloudy. Lows 49 to 55. .TUESDAY...Partly cloudy in the morning then clearing. Highs 82 to 87. .TUESDAY NIGHT...Mostly clear. Lows 47 to 52. .WEDNESDAY...Mostly sunny. Highs 79 to 84. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. .THURSDAY...Mostly sunny. Highs 78 to 83. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 44 to 50. Highs 79 to 84. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 77 to 82. Lows 45 to 50. .SUNDAY...Mostly sunny. Highs 74 to 79. $$ AZZ508-210200- Eastern Cochise County below 5000 feet- Including Willcox and Douglas 212 AM MST Mon Apr 20 2026 .TODAY...Mostly sunny. Highs 80 to 85. .TONIGHT...Partly cloudy. Lows 49 to 55. .TUESDAY...Partly cloudy in the morning then clearing. Highs 82 to 87. .TUESDAY NIGHT...Mostly clear. Lows 47 to 53. .WEDNESDAY...Mostly sunny. Highs 80 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 51. .THURSDAY...Mostly sunny. Highs 79 to 84. .THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 44 to 50. Highs 79 to 85. .SATURDAY NIGHT...Partly cloudy. Lows 45 to 51. .SUNDAY...Mostly sunny. Highs 76 to 81. $$ AZZ509-210200- Upper Gila River Valley- Including Clifton and Safford 212 AM MST Mon Apr 20 2026 .TODAY...Mostly sunny. A 10 percent chance of showers and thunderstorms in the afternoon. Highs 80 to 86. .TONIGHT...Mostly clear. Lows 52 to 58. .TUESDAY...Partly cloudy in the morning then clearing. Highs 82 to 88. .TUESDAY NIGHT...Mostly clear. Lows 49 to 55. .WEDNESDAY...Mostly sunny. Highs 77 to 85. .WEDNESDAY NIGHT...Partly cloudy. Lows 47 to 53. .THURSDAY...Mostly sunny. Highs 77 to 83. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 46 to 52. Highs 79 to 85. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 47 to 53. Highs 77 to 83. .SUNDAY...Mostly sunny. Highs 74 to 80. $$ AZZ510-210200- White Mountains of Graham and Greenlee Counties- Including Hannagan Meadow 212 AM MST Mon Apr 20 2026 .TODAY...Mostly sunny in the morning, then partly cloudy with chance of showers and slight chance of thunderstorms in the afternoon. Highs 66 to 76. Chance of precipitation 30 percent. .TONIGHT...Mostly clear. Lows 43 to 55. .TUESDAY...Partly cloudy in the morning then clearing. Highs 69 to 79. .TUESDAY NIGHT...Mostly clear. Lows 41 to 51. .WEDNESDAY...Mostly sunny. Highs 65 to 75. .WEDNESDAY NIGHT...Partly cloudy. Lows 39 to 49. .THURSDAY...Mostly sunny. Highs 63 to 73. .THURSDAY NIGHT AND FRIDAY...Mostly clear. Lows 38 to 48. Highs 65 to 75. .FRIDAY NIGHT THROUGH SATURDAY NIGHT...Partly cloudy. Lows 38 to 49. Highs 64 to 74. .SUNDAY...Mostly sunny. Highs 61 to 71. $$ AZZ511-210200- Galiuro and Pinaleno Mountains- Including Mount Graham 212 AM MST Mon Apr 20 2026 .TODAY...Mostly sunny. Highs 69 to 79. .TONIGHT...Partly cloudy. Lows 50 to 56. .TUESDAY...Partly cloudy in the morning then clearing. Highs 71 to 81. .TUESDAY NIGHT...Mostly clear. Lows 46 to 52. .WEDNESDAY...Mostly sunny. Highs 67 to 77. .WEDNESDAY NIGHT...Partly cloudy. Lows 44 to 50. .THURSDAY...Mostly sunny. Highs 65 to 75. .THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 45 to 51. Highs 66 to 77. .SATURDAY NIGHT...Partly cloudy. Lows 44 to 50. .SUNDAY...Mostly sunny. Highs 62 to 72. $$ AZZ512-210200- Chiricahua Mountains- Including Chiricahua N.M. 212 AM MST Mon Apr 20 2026 .TODAY...Mostly sunny. Highs 71 to 79. .TONIGHT...Partly cloudy. Lows 48 to 54. .TUESDAY...Partly cloudy in the morning then clearing. Highs 73 to 81. .TUESDAY NIGHT...Mostly clear. Lows 46 to 52. .WEDNESDAY...Sunny. Highs 72 to 80. .WEDNESDAY NIGHT...Partly cloudy. Lows 44 to 50. .THURSDAY...Mostly sunny. Highs 70 to 78. .THURSDAY NIGHT...Mostly clear. Lows 44 to 50. .FRIDAY...Sunny. Highs 71 to 79. .FRIDAY NIGHT AND SATURDAY...Mostly clear. Lows 44 to 50. Highs 70 to 78. .SATURDAY NIGHT...Partly cloudy. Lows 44 to 50. .SUNDAY...Mostly sunny. Highs 67 to 75. $$ AZZ513-210200- Dragoon and Mule and Huachuca and Santa Rita Mountains- Including Bisbee, Canelo Hills, and Madera Canyon 212 AM MST Mon Apr 20 2026 .TODAY...Sunny. Highs 74 to 80. .TONIGHT...Partly cloudy. Lows 50 to 55. .TUESDAY...Partly cloudy in the morning then clearing. Highs 75 to 81. .TUESDAY NIGHT...Mostly clear. Lows 47 to 52. .WEDNESDAY...Mostly sunny. Highs 73 to 79. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 50. .THURSDAY...Sunny. Highs 73 to 79. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 45 to 50. Highs 73 to 79. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 71 to 77. Lows 45 to 50. .SUNDAY...Mostly sunny. Highs 68 to 74. $$ AZZ514-210200- Catalina and Rincon Mountains- Including Mount Lemmon and Summerhaven 212 AM MST Mon Apr 20 2026 .TODAY...Mostly sunny. Highs 67 to 79. .TONIGHT...Partly cloudy. Lows 51 to 57. .TUESDAY...Partly cloudy in the morning then clearing. Highs 69 to 81. .TUESDAY NIGHT...Mostly clear. Lows 46 to 52. .WEDNESDAY...Mostly sunny. Highs 65 to 77. .WEDNESDAY NIGHT...Partly cloudy. Lows 45 to 51. .THURSDAY...Mostly sunny. Highs 65 to 75. .THURSDAY NIGHT THROUGH SATURDAY...Mostly clear. Lows 46 to 52. Highs 65 to 77. .SATURDAY NIGHT...Partly cloudy. Lows 45 to 51. .SUNDAY...Mostly sunny. Highs 62 to 72. $$ AZZ515-210200- Baboquivari Mountains- Including Kitt Peak 212 AM MST Mon Apr 20 2026 .TODAY...Sunny. Highs 75 to 81. .TONIGHT...Mostly clear in the evening then becoming mostly cloudy. Lows 55 to 60. .TUESDAY...Partly cloudy in the morning then clearing. Highs 76 to 82. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. .WEDNESDAY...Mostly sunny. Highs 73 to 79. .WEDNESDAY NIGHT...Partly cloudy. Lows 49 to 54. .THURSDAY...Sunny. Highs 73 to 79. .THURSDAY NIGHT THROUGH FRIDAY NIGHT...Mostly clear. Lows 51 to 56. Highs 74 to 80. .SATURDAY AND SATURDAY NIGHT...Partly cloudy. Highs 71 to 77. Lows 49 to 54. .SUNDAY...Mostly sunny. Highs 68 to 74. $$ Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson