FPUS55 KFGZ 190403 ZFPFGZ Zone Forecast Product for Northern Arizona National Weather Service Flagstaff AZ 903 PM MST Mon May 18 2026 These forecasts provide average values for large geographical areas. They may not be representative of the location you are interested in. For a more specific forecast...please visit weather.gov/flagstaff and either (1) select a location from the dropdown menu above the map...or (2) click a location on the map. you can refine your selection by clicking on the map displayed on the resulting page. AZZ015-191100- Western Mogollon Rim- Including the cities of Flagstaff, Williams, and Munds Park 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Clear. Lows 27 to 37. Light winds. .TUESDAY...Mostly sunny. Highs 63 to 71. Light winds becoming southwest around 15 mph with gusts to around 30 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows 28 to 38. Southwest winds around 15 mph early in the evening becoming light. .WEDNESDAY...Sunny. Highs 65 to 73. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 30 to 40. Light winds. .THURSDAY THROUGH SUNDAY NIGHT...Mostly clear. Highs 69 to 79. Lows 35 to 45. .MEMORIAL DAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 72 to 80. $$ = AZZ006-191100- Grand Canyon Country- Including the cities of Grand Canyon Village, Tusayan, Supai, and Grand Canyon North Rim 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Clear. Lows around 42 on the North Rim to around 47 along the Colorado River. Light winds. .TUESDAY...Mostly sunny. Highs around 62 on the North Rim to around 85 along the Colorado River. Light winds. .TUESDAY NIGHT...Mostly clear. Lows around 44 on the North Rim to around 51 along the Colorado River. Light winds. .WEDNESDAY...Sunny. Highs 71 to 81. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows 41 to 51. Light winds. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 68 on the North Rim to around 94 along the Colorado River. Lows around 48 on the North Rim to 53 to 58 along the Colorado River. .FRIDAY...Mostly sunny in the morning then becoming partly cloudy. Highs around 70 on the North Rim to around 94 along the Colorado River. .FRIDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows 51 to 56 on the North Rim to around 61 along the Colorado River. Highs around 72 on the North Rim to around 95 along the Colorado River. .MEMORIAL DAY...Mostly sunny in the morning then becoming partly cloudy. A 10 percent chance of thunderstorms. Highs around 73 on the North Rim to around 96 along the Colorado River. $$ = AZZ008-191100- Yavapai County Mountains- Including the cities of Prescott, Seligman, Ash Fork, and Crown King 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Clear. Lows 35 to 45. Light winds. .TUESDAY...Mostly sunny. Highs 69 to 75. Light winds becoming southwest around 15 mph in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 37 to 47. Southwest winds around 15 mph early in the evening becoming light. .WEDNESDAY...Sunny. Highs 72 to 78. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 41 to 49. Light winds. .THURSDAY...Mostly sunny. Highs 75 to 81. .THURSDAY NIGHT...Clear. Lows 44 to 52. .FRIDAY THROUGH SATURDAY...Mostly clear. Highs 76 to 83. Lows 44 to 54. .SATURDAY NIGHT...Clear. Lows 45 to 55. .SUNDAY AND SUNDAY NIGHT...Mostly clear. Highs 79 to 85. Lows 47 to 57. .MEMORIAL DAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 79 to 85. $$ = AZZ037-191100- Yavapai County Valleys and Basins- Including the cities of Cottonwood, Camp Verde, Cordes Junction, and Bagdad 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Clear. Lows 43 to 53. Light winds. .TUESDAY...Mostly sunny. Highs 76 to84. Light winds becoming southwest around 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows 46 to 56. Southwest winds around 15 mph early in the evening becoming light. .WEDNESDAY...Sunny. Highs 78 to 86. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 48 to 58. Light winds. .THURSDAY...Mostly sunny. Highs 81 to 89. .THURSDAY NIGHT...Clear. Lows 50 to 60. .FRIDAY AND FRIDAY NIGHT...Mostly clear. Highs 83 to 91. Lows 51 to 61. .SATURDAY...Sunny. Highs 83 to 91. .SATURDAY NIGHT...Mostly clear. Lows 53 to 63. .SUNDAY...Sunny. Highs 85 to 93. .SUNDAY NIGHT...Mostly clear. Lows 56 to 66. .MEMORIAL DAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 86 to 94. $$ = AZZ038-191100- Oak Creek and Sycamore Canyons- Including the cities of Sedona and Village of Oak Creek 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Clear. Lows 40 to 50. Light winds. .TUESDAY...Mostly sunny. Highs 71 to 79. Light winds becoming south around 15 mph in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 43 to 53. South winds around 15 mph early in the evening becoming light. .WEDNESDAY...Sunny. Highs 73 to 81. Light winds becoming south around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 44 to 54. Light winds. .THURSDAY...Mostly sunny. Highs 76 to 84. .THURSDAY NIGHT...Clear. Lows 47 to 55. .FRIDAY THROUGH SUNDAY NIGHT...Mostly clear. Highs 79 to 89. Lows 50 to 60. .MEMORIAL DAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 81 to 89. $$ = AZZ005-191100- Marble and Glen Canyons- Including the cities of Page and Lees Ferry 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Mostly clear. Lows 41 to 47. Light winds. .TUESDAY...Mostly sunny. Highs 68 to 74. Light winds. .TUESDAY NIGHT...Mostly clear. Lows 45 to 51. Light winds. .WEDNESDAY...Mostly sunny. Highs 73 to 79. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows around 51. Light winds. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 79 to 85. Lows around 53. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 81 to 87. Lows around 55. .SATURDAY THROUGH MEMORIAL DAY...Mostly clear. Highs 83 to 91. Lows around 58. $$ = AZZ004-191100- Kaibab Plateau- Including the cities of Jacob Lake and Fredonia 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Mostly clear. Lows 30 to 38. Light winds. .TUESDAY...Mostly sunny. Highs 58 to 66 above 6000 feet...64 to 70 below 6000 feet. Light winds. .TUESDAY NIGHT...Mostly clear. Lows 34 to 42. Light winds. .WEDNESDAY...Mostly sunny. Highs 63 to 73. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows 38 to 46. Light winds. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 68 to 76 above 6000 feet...75 to 81 below 6000 feet. Lows 39 to 49. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 70 to 78 above 6000 feet...77 to 83 below 6000 feet. Lows 42 to 52. .SATURDAY THROUGH SUNDAY NIGHT...Mostly clear. Highs 72 to 82 above 6000 feet...79 to 87 below 6000 feet. Lows 46 to 56. .MEMORIAL DAY...Mostly sunny in the morning then becoming partly cloudy. A 10 percent chance of thunderstorms. Highs 74 to 82 above 6000 feet...81 to 87 below 6000 feet. $$ = AZZ007-191100- Coconino Plateau- Including the city of Valle 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Clear. Lows around 38 on the plateau to around 49 along the Colorado River. Light winds. .TUESDAY...Mostly sunny. Highs around 66 on the plateau to around 79 along the Colorado River. Light winds becoming west around 15 mph late in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows around 41 on the plateau to around 52 along the Colorado River. Light winds. .WEDNESDAY...Sunny. Highs 70 to 76. Light winds. .WEDNESDAY NIGHT...Mostlyclear. Lows 36 to 46. Light winds. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 75 on the plateau to around 88 along the Colorado River. Lows 45 to 51 on the plateau to 56 to 62 along the Colorado River. .FRIDAY...Mostly sunny in the morning then becoming partly cloudy. Highs around 77 on the plateau to around 90 along the Colorado River. .FRIDAY NIGHT THROUGH SUNDAY NIGHT...Mostly clear. Lows around 55 on the plateau to around 65 along the Colorado River. Highs around 78 on the plateau to around 91 along the Colorado River. .MEMORIAL DAY...Mostly sunny in the morning then becoming partly cloudy. A 10 percent chance of thunderstorms. Highs around 79 on the plateau to around 93 along the Colorado River. $$ = AZZ009-191100- Northeast Plateaus and Mesas Hwy 264 Northward- Including the cities of Keams Canyon and Kaibito 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Mostly clear. Lows around 39. North winds around 15 mph late in the evening becoming light. .TUESDAY...Mostly sunny. Highs 66 to 72. Light winds becoming north around 15 mph late in the morning, then becoming light in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows around 42. Light winds. .WEDNESDAY...Sunny. Highs around 72. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows 41 to 47. Light winds. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 77. Lows 41 to 49. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 79. Lows 43 to 51. .SATURDAY THROUGH MEMORIAL DAY...Mostly clear. Highs around 82. Lows 46 to 56. $$ = AZZ040-191100- Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Chambers, Dilkon, and Kykotsmovi 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Mostly clear. Lows around 42. West winds around 15 mph late in the evening becoming light. .TUESDAY...Mostly sunny. Highs around 74. Light winds becoming southwest around 15 mph with gusts to around 30 mph in the late morning and afternoon. .TUESDAY NIGHT...Partly cloudy. Lows around 44. Southwest winds around 15 mph with gusts to around 30 mph in the evening becoming light. .WEDNESDAY...Mostly sunny. Highs around 75. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows around 43. Light winds. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 74 to 82. Lows around 44. .FRIDAY NIGHT...Partly cloudy. Lows around 47. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs 78 to 86. Lows around 48. .SUNDAY NIGHT...Partly cloudy. Lows around 51. .MEMORIAL DAY...Mostly sunny in the morning then becoming partly cloudy. A 10 percent chance of thunderstorms. Highs around 83. $$ = AZZ010-191100- Chinle Valley- Including the cities of Canyon De Chelly, Chinle, and Kayenta 1003 PM MDT Mon May 18 2026 .REST OF TONIGHT...Mostly clear. Lows around 40. North winds around 15 mph late in the evening becoming light. .TUESDAY...Mostly sunny in the morning then becoming partly cloudy. Highs around 70. Light winds becoming west around 15 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows around 42. Northwest winds around 15 mph early in the evening becoming light. .WEDNESDAY...Mostly sunny. Highs around 73. Light winds becoming west around 15 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows around 43. Light winds. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 77. Lows 42 to 48. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 78. Lows 42 to 50. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs around 82. Lows 44 to 52. .SUNDAY NIGHT...Partly cloudy. Lows 49 to 55. .MEMORIAL DAY...Partly cloudy with a 10 percent chance of thunderstorms. Highs around 83. $$ = AZZ011-191100- Chuska Mountains and Defiance Plateau- Including the cities of Sanders, Fort Defiance, Window Rock, Ganado, Klagetoh, and Wide Ruins 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Mostly clear. Lows around 39. Light winds. .TUESDAY...Mostly sunny. Highs 64 to 72. Light winds becoming southwest around 15 mph with gusts to around 30 mph in the late morning and afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows around 43. West winds around 15 mph early in the evening becoming light. .WEDNESDAY...Partly cloudy in the morning then clearing. Highs 65 to 73. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows around 42. Light winds. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 67 to 77. Lows 40 to 46. .FRIDAY NIGHT...Partly cloudy. Lows 43 to 49. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs 72 to 82. Lows 43 to 50. .SUNDAY NIGHT...Partly cloudy. Lows 47 to 53. .MEMORIAL DAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 74 to 80. $$ = AZZ039-191100- Black Mesa Area- Including the cities of Steamboat Canyon, Navajo National Monument, Shonto, and Jadito 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Mostly clear. Lows around 38. North winds around 15 mph late in the evening becoming light. .TUESDAY...Mostly sunny in the morning then becoming partly cloudy. Highs 62 to 68. Light winds becoming southwest around 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows around 41. Northwest winds around 15 mph early in the evening becoming light. .WEDNESDAY...Mostly sunny. Highs around 68. Light winds becoming west around 15 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows around 42. Light winds. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs around 72. Lows around 44. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs around 74. Lows around 46. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs around 77. Lows around 48. .SUNDAY NIGHT...Partly cloudy. Lows around 51. .MEMORIAL DAY...Partly cloudy with a 10 percent chance of thunderstorms. Highs around 79. $$ = AZZ012-191100- Little Colorado River Valley in Coconino County- Including the cities of Tuba City and Wupatki National Monument 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Mostly clear. Lows around 41. Northwest winds around 15 mph late in the evening becoming light, then becoming northwest around 15 mph early in the morning. .TUESDAY...Mostly sunny. Highs around 76. Light winds. .TUESDAY NIGHT...Partly cloudy. Lows around 43. Southwest winds around 15 mph in the evening becoming light. .WEDNESDAY...Sunny. Highs around 78. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows around 44. Southwest winds around 15 mph in the evening becoming light. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 78 to 86. Lows around 46. .FRIDAY NIGHT...Partly cloudy. Lows around 49. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs 82 to 90. Lows around 50. .SUNDAY NIGHT...Partly cloudy. Lows around 53. .MEMORIAL DAY...Mostly sunny in the morning then becoming partly cloudy. A 10 percent chance of thunderstorms. Highs 83 to 89. $$ = AZZ013-191100- Little Colorado River Valley in Navajo County- Including the cities of Winslow, Holbrook, and Snowflake 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Clear. Lows around 42. Southwest winds around 15 mph late in the evening becoming light. .TUESDAY...Breezy. Mostly sunny. Highs around 77. Light winds becoming southwest 15 to 25 mph in the late morning and afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows around 44. Southwest winds 15 to 20 mph in the evening becoming light. .WEDNESDAY...Partly cloudy in the morning then clearing. Highs around 78. Light winds becoming southwest around 15 mph with gusts to around 30 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows around 43. Southwest winds around 15 mph in the evening becoming light. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs around 80. Lows around 45. .FRIDAY NIGHT...Partly cloudy. Lows around 48. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs around 83. Lows around 49. .SUNDAY NIGHT...Partly cloudy. Lows around 52. .MEMORIAL DAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs around 84. $$ = AZZ014-191100- Little Colorado River Valley in Apache County- Including the cities of St. Johns and Springerville 903 PM MST Mon May 18 2026 /1003 PM MDT Mon May 18 2026/ .REST OF TONIGHT...Clear. Lows around 41. Southwest winds around 15 mph late in the evening becoming light. .TUESDAY...Breezy. Mostly sunny. Highs around 77. Light winds becoming southwest 15 to 25 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows around 46. Southwest winds 15 to 20 mph in the evening becoming light. .WEDNESDAY...Mostly cloudy. Highs around 76. Light winds becoming southwest 15 to 20 mph in the afternoon. .WEDNESDAY NIGHT...Mostly clear. Lows around 44. Southwest winds around 15 mph with gusts to around 30 mph in the evening becoming light. .THURSDAY THROUGH FRIDAY...Mostly clear. Highs 75 to 81. Lows around 45. .FRIDAY NIGHT...Partly cloudy. Lows around 47. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs 76 to 84. Lows around 48. .SUNDAY NIGHT...Partly cloudy. Lows around 52. .MEMORIAL DAY...Partly cloudy with a 20 percent chance of thunderstorms. Highs 78 to 84. $$ = AZZ016-191100- Eastern Mogollon Rim- Including the cities of Heber, Happy Jack, and Forest Lakes 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Clear. Lows 36 to 42. Light winds. .TUESDAY...Mostly sunny. Highs 65 to 73. Light winds becoming southwest 15 to 20 mph in the late morning and afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows 38 to 46. Southwest winds around 15 mph early in the evening becoming light. .WEDNESDAY...Partly cloudy in the morning then becoming sunny. Highs 66 to 74. Light winds becoming southwest around 15 mph in the afternoon. Gusts up to 30 mph. .WEDNESDAY NIGHT...Clear. Lows 39 to 45. Light winds. .THURSDAY THROUGH SATURDAY NIGHT...Mostly clear. Highs 69 to 78. Lows 40 to 50. .SUNDAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 74 to 80. .SUNDAY NIGHT...Mostly clear. Lows 46 to 52. .MEMORIAL DAY...Mostly sunny in the morning then becoming partly cloudy. A 20 percent chance of thunderstorms. Highs 74 to 80. $$ = AZZ017-191100- White Mountains- Including the cities of Show Low, Greer, and Pinetop-Lakeside 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Mostly clear. Lows 33 to 39 above 7000 feet... around 42 below 7000 feet. Southwest winds around 15 mph late in the evening becoming light. .TUESDAY...Mostly sunny. Highs 61 to 69 above 7000 feet...70 to 76 below 7000 feet. Light winds becoming southwest 15 to 20 mph in the late morning and afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows 36 to 42 above 7000 feet... around 46 below 7000 feet. Southwest winds around 15 mph with gusts to around 30 mph early in the evening becoming light. .WEDNESDAY...Mostly cloudy. Highs 62 to 72. Southwest winds around 15 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 36 to 44. Light winds. .THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 62 to 71 above 7000 feet...72 to 78 below 7000 feet. Lows 34 to 43 above 7000 feet...43 to 50 below 7000 feet. .SATURDAY...Mostly sunny in the morning then becoming partly cloudy. A 10 percent chance of thunderstorms. Highs 64 to 72 above 7000 feet...around 77 below 7000 feet. .SATURDAY NIGHT...Mostly clear. Lows 37 to 45 above 7000 feet... 45 to 51 below 7000 feet. .SUNDAY...Mostly sunny in the morning then becoming partly cloudy. A 20 percent chance of thunderstorms. Highs 66 to 74 above 7000 feet...around 79 below 7000 feet. .SUNDAY NIGHT...Partly cloudy. Lows 39 to 47 above 7000 feet... 47 to 53 below 7000 feet. .MEMORIAL DAY...Partly cloudy in the morning then becoming mostly cloudy. A chance of rain showers and a slight chance of thunderstorms. Highs 66 to 74 above 7000 feet...76 to 82 below 7000 feet. Chance of precipitation 40 percent. $$ = AZZ018-191100- Northern Gila County- Including the cities of Payson, Strawberry, and Young 903 PM MST Mon May 18 2026 .REST OF TONIGHT...Clear. Lows 42 to 52. Light winds. .TUESDAY...Mostly sunny. Highs 72 to 80. Light winds becoming southwest around 15 mph in the late morning and afternoon. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows 46 to 56. Light winds. .WEDNESDAY...Mostly cloudy in the morning then clearing. Highs 73 to 81. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 44 to 54. Light winds. .THURSDAY AND THURSDAY NIGHT...Clear. Highs 75 to 83. Lows 45 to 55. .FRIDAY THROUGH SATURDAY NIGHT...Mostly clear. Highs 77 to 86. Lows 47 to 57. .SUNDAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 80 to 88. .SUNDAY NIGHT...Mostly clear. Lows 51 to 61. .MEMORIAL DAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 80 to 88. $$ =