FPUS55 KTWC 041840 ZFPTWC Zone Forecast Product for Southeast Arizona National Weather Service Tucson AZ 1140 AM MST Mon May 4 2026 AZZ501-050200- Western Pima County- Including Ajo and Organ Pipe Cactus N.M. 1140 AM MST Mon May 4 2026 .REST OF TODAY...Cloudy with a 20 percent chance of showers. Not as warm. Highs 77 to 82. .TONIGHT...Mostly cloudy. Chance of showers in the evening, then slight chance of showers after midnight. Lows 54 to 59. Chance of precipitation 30 percent. .TUESDAY...Partly cloudy in the morning then clearing. Highs 75 to 80. .TUESDAY NIGHT...Mostly clear. Lows 50 to 55. .WEDNESDAY...Sunny. Highs 80 to 85. .WEDNESDAY NIGHT...Clear. Lows 56 to 61. .THURSDAY...Sunny. Highs 90 to 95. .THURSDAY NIGHT...Clear. Lows 61 to 66. .FRIDAY THROUGH SUNDAY...Clear. Highs 97 to 104. Lows 65 to 70. $$ AZZ502-050200- Tohono O'odham Nation- Including Sells 1140 AM MST Mon May 4 2026 .REST OF TODAY...Cloudy with a 10 percent chance of showers. Highs 77 to 82. .TONIGHT...Mostly cloudy with a 50 percent chance of showers. Lows 55 to 60. .TUESDAY...Partly cloudy with a 10 percent chance of showers in the morning, then mostly sunny in the afternoon. Highs 72 to 77. .TUESDAY NIGHT...Mostly clear. Lows 48 to 53. .WEDNESDAY...Sunny. Highs 77 to 82. .WEDNESDAY NIGHT...Clear. Lows 53 to 59. .THURSDAY...Sunny. Highs 86 to 91. .THURSDAY NIGHT...Clear. Lows 58 to 64. .FRIDAY THROUGH SUNDAY...Clear. Highs 93 to 101. Lows 62 to 69. $$ AZZ503-050200- Upper Santa Cruz River Valley/Altar Valley- Including Nogales 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 76 to 81. .TONIGHT...Mostly cloudy with a 40 percent chance of showers. Lows 50 to 55. .TUESDAY...Breezy. Partly cloudy with a 30 percent chance of showers in the morning, then partly cloudy in the afternoon. Highs 68 to 74. Southwest wind 15 to 25 mph in the afternoon. .TUESDAY NIGHT...Clear, cooler. Lows 39 to 45. .WEDNESDAY...Sunny. Highs 73 to 78. .WEDNESDAY NIGHT...Mostly clear. Lows 45 to 51. .THURSDAY...Sunny. Highs 78 to 84. .THURSDAY NIGHT...Clear. Lows 50 to 56. .FRIDAY THROUGH SUNDAY...Clear. Highs 86 to 95. Lows 54 to 61. $$ AZZ504-050200- Tucson Metro Area- Including Tucson, Green Valley, Marana, and Vail 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 79 to 85. Southwest wind 10 to 20 mph. .TONIGHT...Chance of showers in the evening, then showers likely after midnight. Lows 55 to 60. Southwest wind 5 to 15 mph. Chance of precipitation 60 percent. .TUESDAY...Breezy. Mostly cloudy with chance of showers in the morning, then partly cloudy with slight chance of showers and thunderstorms in the afternoon. Highs 72 to 78. Southwest wind 5 to 15 mph increasing to west 15 to 25 mph in the afternoon. Chance of precipitation 40 percent. .TUESDAY NIGHT...Mostly clear. Cooler. Lows 46 to 52. West wind 10 to 15 mph becoming southwest after midnight. .WEDNESDAY...Sunny. Highs 74 to 80. West wind around 10 mph. .WEDNESDAY NIGHT...Clear. Lows 50 to 56. .THURSDAY...Sunny. Highs 82 to 88. .THURSDAY NIGHT...Clear. Lows 55 to 61. .FRIDAY THROUGH SUNDAY...Clear. Highs 89 to 99. Lows 60 to 67. $$ AZZ505-050200- South Central Pinal County- Including Picacho Peak State Park 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 78 to 83. .TONIGHT...Cloudy with a 50 percent chance of showers. Lows 56 to 61. .TUESDAY...Mostly cloudy with chance of showers and slight chance of thunderstorms in the morning, then partly cloudy with slight chance of showers and thunderstorms in the afternoon. Highs 71 to 76. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly clear. Lows 49 to 54. .WEDNESDAY...Sunny. Highs 75 to 80. .WEDNESDAY NIGHT...Mostly clear. Lows 52 to 58. .THURSDAY...Sunny. Highs 84 to 89. .THURSDAY NIGHT...Mostly clear. Lows 57 to 62. .FRIDAY THROUGH SUNDAY...Clear. Highs 91 to 100. Lows 61 to 69. $$ AZZ506-050200- Southeast Pinal County- Including Mammoth and Oracle 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 77 to 83. .TONIGHT...Chance of showers in the evening, then showers likely after midnight. Lows 54 to 59. Chance of precipitation 60 percent. .TUESDAY...Mostly cloudy with chance of showers and slight chance of thunderstorms. Highs 68 to 74. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly clear. Lows 47 to 52. .WEDNESDAY...Sunny. Highs 72 to 78. .WEDNESDAY NIGHT...Mostly clear. Lows 51 to 56. .THURSDAY...Sunny. Highs 81 to 87. .THURSDAY NIGHT...Mostly clear. Lows 56 to 61. .FRIDAY THROUGH SUNDAY...Clear. Highs 87 to 97. Lows 61 to 67. $$ AZZ507-050200- Upper San Pedro River Valley- Including Sierra Vista and Benson 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 76 to 81. .TONIGHT...Cloudy with a 50 percent chance of showers. Lows 50 to 55. .TUESDAY...Breezy. Mostly cloudy with chance of showers in the morning, then partly cloudy with chance of showers and slight chance of thunderstorms in the afternoon. Highs 69 to 74. Southwest wind 15 to 25 mph in the afternoon. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly clear. Cooler. Lows 40 to 46. .WEDNESDAY...Sunny. Highs 70 to 75. .WEDNESDAY NIGHT...Mostly clear. Lows 44 to 50. .THURSDAY...Sunny. Highs 76 to 82. .THURSDAY NIGHT...Mostly clear. Lows 48 to 54. .FRIDAY THROUGH SUNDAY...Clear. Highs 82 to 92. Lows 53 to 60. $$ AZZ508-050200- Eastern Cochise County below 5000 feet- Including Willcox and Douglas 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 78 to 83. .TONIGHT...Mostly cloudy. Slight chance of showers in the evening, then chance of showers after midnight. Lows 51 to 56. Chance of precipitation 30 percent. .TUESDAY...Breezy. Mostly cloudy with chance of showers in the morning, then partly cloudy with chance of showers and slight chance of thunderstorms in the afternoon. Highs 71 to 76. Southwest wind 15 to 25 mph in the afternoon. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly clear. Cooler. Lows 40 to 46. .WEDNESDAY...Sunny. Highs 71 to 76. .WEDNESDAY NIGHT...Mostly clear. Lows 43 to 49. .THURSDAY...Sunny. Highs 76 to 81. .THURSDAY NIGHT...Mostly clear. Lows 47 to 53. .FRIDAY THROUGH SUNDAY...Clear. Highs 83 to 92. Lows 53 to 60. $$ AZZ509-050200- Upper Gila River Valley- Including Clifton and Safford 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 76 to 84. .TONIGHT...Cloudy with a 50 percent chance of showers. Lows 51 to 57. .TUESDAY...Showers likely and slight chance of thunderstorms in the morning, then chance of showers and slight chance of thunderstorms in the afternoon. Highs 67 to 75. Chance of precipitation 60 percent. .TUESDAY NIGHT...Mostly clear. Cooler. Lows 43 to 49. .WEDNESDAY...Sunny. Highs 70 to 76. .WEDNESDAY NIGHT...Mostly clear. Lows 46 to 52. .THURSDAY...Sunny. Highs 78 to 84. .THURSDAY NIGHT...Mostly clear. Lows 50 to 56. .FRIDAY THROUGH SUNDAY...Clear. Highs 84 to 94. Lows 55 to 63. $$ AZZ510-050200- White Mountains of Graham and Greenlee Counties- Including Hannagan Meadow 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 64 to 74. .TONIGHT...Chance of showers in the evening, then showers likely and slight chance of snow showers after midnight. Lows 41 to 51. Chance of precipitation 60 percent. .TUESDAY...Showers likely and slight chance of thunderstorms in the morning, then showers likely and chance of thunderstorms in the afternoon. Highs 54 to 64. Chance of precipitation 70 percent. .TUESDAY NIGHT...Mostly clear. Much colder. Lows 31 to 43. .WEDNESDAY...Sunny. Highs 60 to 68. .WEDNESDAY NIGHT...Mostly clear. Lows 35 to 47. .THURSDAY...Sunny. Highs 66 to 76. .THURSDAY NIGHT...Mostly clear. Lows 40 to 52. .FRIDAY...Sunny. Highs 74 to 82. .FRIDAY NIGHT...Mostly clear. Lows 46 to 56. .SATURDAY...Sunny. Highs 75 to 85. .SATURDAY NIGHT...Mostly clear. Lows 48 to 58. .SUNDAY...Sunny. Highs 75 to 85. $$ AZZ511-050200- Galiuro and Pinaleno Mountains- Including Mount Graham 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 65 to 75. .TONIGHT...Chance of showers in the evening, then showers likely after midnight. Lows 45 to 51. Chance of precipitation 60 percent. .TUESDAY...Breezy. Showers, snow showers likely and slight chance of thunderstorms in the morning, then chance of showers, slight chance of thunderstorms and chance of snow showers in the afternoon. Snow level 9000 to 9500 feet. Highs 56 to 66. Southwest wind 15 to 25 mph in the afternoon. Chance of precipitation 60 percent. .TUESDAY NIGHT...Mostly clear. Lows 39 to 45. .WEDNESDAY...Sunny. Highs 58 to 68. .WEDNESDAY NIGHT...Mostly clear. Lows 44 to 50. .THURSDAY...Sunny. Highs 66 to 76. .THURSDAY NIGHT...Mostly clear. Lows 48 to 54. .FRIDAY THROUGH SUNDAY...Clear. Highs 72 to 86. Lows 53 to 60. $$ AZZ512-050200- Chiricahua Mountains- Including Chiricahua N.M. 1140 AM MST Mon May 4 2026 .REST OF TODAY...Partly cloudy. Highs 69 to 77. .TONIGHT...Mostly cloudy with a 20 percent chance of showers. Lows 44 to 52. .TUESDAY...Breezy. Mostly cloudy with chance of showers in the morning, then partly cloudy with chance of showers and slight chance of thunderstorms in the afternoon. Highs 61 to 69. Southwest wind 15 to 25 mph in the afternoon. Chance of precipitation 30 percent. .TUESDAY NIGHT...Mostly clear. Cooler. Lows 37 to 43. .WEDNESDAY...Sunny. Highs 62 to 70. .WEDNESDAY NIGHT...Mostly clear. Lows 42 to 48. .THURSDAY...Sunny. Highs 67 to 75. .THURSDAY NIGHT...Mostly clear. Lows 46 to 52. .FRIDAY THROUGH SUNDAY...Clear. Highs 74 to 86. Lows 51 to 58. $$ AZZ513-050200- Dragoon and Mule and Huachuca and Santa Rita Mountains- Including Bisbee, Canelo Hills, and Madera Canyon 1140 AM MST Mon May 4 2026 .REST OF TODAY...Breezy. Mostly cloudy with a 10 percent chance of showers. Highs 70 to 76. Southwest wind 15 to 25 mph. .TONIGHT...Mostly cloudy with a 40 percent chance of showers. Lows 48 to 53. .TUESDAY...Windy. Mostly cloudy with chance of showers in the morning, then partly cloudy with chance of showers and slight chance of thunderstorms in the afternoon. Highs 63 to 69. Southwest wind 20 to 30 mph. Chance of precipitation 50 percent. .TUESDAY NIGHT...Breezy, clear, cooler. Lows 38 to 44. Southwest wind 15 to 25 mph in the evening. .WEDNESDAY...Sunny. Highs 65 to 71. .WEDNESDAY NIGHT...Mostly clear. Lows 45 to 50. .THURSDAY...Sunny. Highs 71 to 77. .THURSDAY NIGHT...Mostly clear. Lows 49 to 54. .FRIDAY THROUGH SUNDAY...Clear. Highs 77 to 87. Lows 54 to 60. $$ AZZ514-050200- Catalina and Rincon Mountains- Including Mount Lemmon and Summerhaven 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 62 to 74. .TONIGHT...Chance of showers in the evening, then showers likely after midnight. Lows 44 to 52. Chance of precipitation 60 percent. .TUESDAY...Breezy. Mostly cloudy with chance of showers in the morning, then partly cloudy with chance of showers and slight chance of thunderstorms in the afternoon. Snow level lowering to 8500 feet. Highs 54 to 66. Southwest wind 15 to 25 mph in the afternoon. Chance of precipitation 50 percent. .TUESDAY NIGHT...Mostly clear. Lows 40 to 46. .WEDNESDAY...Sunny. Highs 56 to 68. .WEDNESDAY NIGHT...Clear. Lows 46 to 52. .THURSDAY...Sunny. Highs 65 to 75. .THURSDAY NIGHT...Clear. Lows 50 to 56. .FRIDAY THROUGH SUNDAY...Clear. Highs 72 to 87. Lows 54 to 62. $$ AZZ515-050200- Baboquivari Mountains- Including Kitt Peak 1140 AM MST Mon May 4 2026 .REST OF TODAY...Mostly cloudy with a 10 percent chance of showers. Highs 69 to 75. .TONIGHT...Chance of showers in the evening, then showers likely after midnight. Lows 50 to 55. Chance of precipitation 60 percent. .TUESDAY...Breezy. Partly cloudy with a 20 percent chance of showers in the morning, then partly cloudy in the afternoon. Highs 62 to 68. Southwest wind 15 to 25 mph. .TUESDAY NIGHT...Clear. Lows 43 to 48. .WEDNESDAY...Sunny. Highs 66 to 72. .WEDNESDAY NIGHT...Clear. Lows 50 to 55. .THURSDAY...Sunny. Highs 73 to 79. .THURSDAY NIGHT...Clear. Lows 55 to 60. .FRIDAY THROUGH SUNDAY...Clear. Highs 81 to 90. Lows 59 to 65. $$ Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson