FPUS55 KFGZ 181714 ZFPFGZ Zone Forecast Product for Northern Arizona National Weather Service Flagstaff AZ 1013 AM 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. AZZ015-182300- Western Mogollon Rim- Including the cities of Flagstaff, Williams, and Munds Park 1013 AM MST Mon May 18 2026 .TODAY...Sunny. Highs 59 to 67. West winds around 15 mph with gusts to around 30 mph. .TONIGHT...Mostly clear. Lows 28 to 36. Southwest winds around 15 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs 63 to 71. Light winds becoming southwest around 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows 29 to 37. Light winds. .WEDNESDAY...Mostly sunny. Highs 66 to 74. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 32 to 42. .THURSDAY THROUGH SATURDAY NIGHT...Mostly clear. Highs 68 to 78. Lows 35 to 45. .SUNDAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 72 to 80. $$ = AZZ006-182300- Grand Canyon Country- Including the cities of Grand Canyon Village, Tusayan, Supai, and Grand Canyon North Rim 1013 AM MST Mon May 18 2026 .TODAY...Much cooler. Sunny. Highs around 56 on the North Rim to around 79 along the Colorado River. Northwest winds around 15 mph. .TONIGHT...Mostly clear. Lows around 38 on the North Rim to around 48 along the Colorado River. Northwest winds around 15 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs around 58 on the North Rim to around 82 along the Colorado River. Light winds becoming northwest around 15 mph late in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 37 to 47. Light winds. .WEDNESDAY...Sunny. Highs 71 to 81. Light winds. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows around 47 on the North Rim to around 56 along the Colorado River. Highs 63 to 68 on the North Rim to 87 to 92 along the Colorado River. .FRIDAY...Mostly sunny in the morning then becoming partly cloudy. Highs around 70 on the North Rim to around 94 along the Colorado River. .FRIDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows around 52 on the North Rim to around 60 along the Colorado River. Highs around 71 on the North Rim to around 95 along the Colorado River. $$ = AZZ008-182300- Yavapai County Mountains- Including the cities of Prescott, Seligman, Ash Fork, and Crown King 1013 AM MST Mon May 18 2026 .TODAY...Sunny. Highs 65 to 71. West winds around 15 mph with gusts to around 30 mph. .TONIGHT...Clear. Lows 34 to 44. West winds around 15 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs 69 to 75. Light winds becoming southwest around 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows 35 to 45. Light winds. .WEDNESDAY...Mostly sunny. Highs 72 to 78. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 40 to 48. .THURSDAY THROUGH SUNDAY...Mostly clear. Highs 74 to 84. Lows 43 to 53. $$ = AZZ037-182300- Yavapai County Valleys and Basins- Including the cities of Cottonwood, Camp Verde, Cordes Junction, and Bagdad 1013 AM MST Mon May 18 2026 .TODAY...Sunny. Highs 72 to 80. Southwest winds around 15 mph. Gusts up to 30 mph late in the afternoon. .TONIGHT...Clear. Lows 43 to 53. Southwest winds around 15 mph with gusts to around 30 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs 76 to 84. Light winds becoming southwest around 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows 44 to 54. Light winds. .WEDNESDAY...Mostly sunny. Highs 79 to 87. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 47 to 57. .THURSDAY AND THURSDAY NIGHT...Mostly clear. Highs 80 to 88. Lows 48 to 58. .FRIDAY...Sunny. Highs 82 to 90. .FRIDAY NIGHT...Mostly clear. Lows 51 to 61. .SATURDAY AND SATURDAY NIGHT...Clear. Highs 83 to 91. Lows 52 to 62. .SUNDAY...Mostly sunny. Highs 85 to 93. $$ = AZZ038-182300- Oak Creek and Sycamore Canyons- Including the cities of Sedona and Village of Oak Creek 1013 AM MST Mon May 18 2026 .TODAY...Mostly sunny. Highs 67 to 75. Southwest winds 15 to 20 mph. .TONIGHT...Mostly clear. Lows 41 to 49. Southwest winds around 15 mph with gusts to around 30 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs 69 to 79. Light winds becoming south around 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows 41 to 49. Light winds. .WEDNESDAY...Mostly sunny. Highs 73 to 81. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT...Clear. Lows 44 to 52. .THURSDAY...Mostly sunny. Highs 76 to 84. .THURSDAY NIGHT...Clear. Lows 46 to 54. .FRIDAY THROUGH SUNDAY...Mostly clear. Highs 78 to 88. Lows 48 to 58. $$ = AZZ005-182300- Marble and Glen Canyons- Including the cities of Page and Lees Ferry 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ .TODAY...Much cooler. Mostly sunny. Highs 66 to 72. Northwest winds around 15 mph with gusts to around 35 mph in the late morning and early afternoon becoming light. .TONIGHT...Mostly clear. Lows 41 to 47. Northwest winds around 15 mph in the evening becoming light. .TUESDAY...Mostly sunny. Highs 68 to 74. Light winds. .TUESDAY NIGHT...Mostly clear. Lows 42 to 48. Light winds. .WEDNESDAY...Sunny. Highs 74 to 80. Light winds. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows around 52. Highs 75 to 85. .FRIDAY AND FRIDAY NIGHT...Partly cloudy. Highs 80 to 86. Lows around 54. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs 83 to 91. Lows around 56. $$ = AZZ004-182300- Kaibab Plateau- Including the cities of Jacob Lake and Fredonia 1013 AM MST Mon May 18 2026 .TODAY...Much cooler. Mostly sunny. Highs 52 to 60 above 6000 feet...59 to 65 below 6000 feet. Northwest winds around 15 mph. .TONIGHT...Mostly clear. Lows 30 to 38. Light winds. .TUESDAY...Mostly sunny. Highs 58 to 66 above 6000 feet...65 to 71 below 6000 feet. Light winds. .TUESDAY NIGHT...Mostly clear. Lows 31 to 39. Light winds. .WEDNESDAY...Mostly sunny. Highs 64 to 74. Light winds. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 39 to 49. Highs 65 to 75 above 6000 feet...71 to 81 below 6000 feet. .FRIDAY...Mostly sunny in the morning then becoming partly cloudy. Highs 69 to 77 above 6000 feet...76 to 82 below 6000 feet. .FRIDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows 44 to 54. Highs 70 to 80 above 6000 feet...76 to 86 below 6000 feet. $$ = AZZ007-182300- Coconino Plateau- Including the city of Valle 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ .TODAY...Cooler, sunny. Highs around 62 on the plateau to around 76 along the Colorado River. Northwest winds around 15 mph. .TONIGHT...Clear. Lows around 37 on the plateau to around 50 along the Colorado River. Northwest winds around 15 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs around 66 on the plateau to around 78 along the Colorado River. Light winds becoming west around 15 mph late in the afternoon. .TUESDAY NIGHT...Mostly clear. Lows 33 to 41. Light winds. .WEDNESDAY...Sunny. Highs 70 to 76. Light winds. .WEDNESDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows 46 to 53 on the plateau to 57 to63 along the Colorado River. Highs 71 to 79 on the plateau to 82 to 92 along the Colorado River. $$ = AZZ009-182300- Northeast Plateaus and Mesas Hwy 264 Northward- Including the cities of Keams Canyon and Kaibito 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ .TODAY...Much cooler. Sunny. Highs 62 to 68. West winds around 15 mph. .TONIGHT...Mostly clear. Lows around 39. Northwest winds around 15 mph shifting to the northeast after midnight. .TUESDAY...Mostly sunny. Highs 66 to 72. Northeast winds around 15 mph early in the morning becoming light. .TUESDAY NIGHT...Partly cloudy. Lows around 40. Light winds. .WEDNESDAY...Mostly sunny. Highs around 74. Light winds. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 41 to 49. Highs around 76. .FRIDAY NIGHT...Partly cloudy. Lows 45 to 51. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs around 82. Lows 45 to 54. $$ = AZZ040-182300- Northeast Plateaus and Mesas South of Hwy 264- Including the cities of Chambers, Dilkon, and Kykotsmovi 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ .TODAY...Cooler. Partly cloudy late in the morning then becoming mostly sunny. Highs 66 to 72. West winds 15 to 20 mph. .TONIGHT...Mostly clear. Lows around 41. West winds around 15 mph in the evening becoming light. .TUESDAY...Mostly sunny. Highs around 73. Light winds becoming southwest around 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows around 41. Southwest winds around 15 mph in the evening becoming light. .WEDNESDAY...Partly cloudy. Highs around 75. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows around 44. Highs 74 to 82. .FRIDAY NIGHT...Partly cloudy. Lows around 46. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs around 82. Lows around 47. $$ = AZZ010-182300- Chinle Valley- Including the cities of Canyon De Chelly, Chinle, and Kayenta 1113 AM MDT Mon May 18 2026 .TODAY...Much cooler. Mostly sunny. A 30 percent chance of rain showers late in the morning. Snow level 7000 feet late in the morning. Highs around 65. West winds 15 to 20 mph. .TONIGHT...Mostly clear. Lows around 40. Northwest winds around 15 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs around 71. Light winds becoming west around 15 mph in the afternoon. .TUESDAY NIGHT...Mostly cloudy in the evening then becoming partly cloudy. Lows around 40. Light winds. .WEDNESDAY...Partly cloudy in the morning then clearing. Highs around 74. Light winds becoming west around 15 mph in the afternoon. .WEDNESDAY NIGHT THROUGH THURSDAY NIGHT...Mostly clear. Lows 42 to 48. Highs around 76. .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. $$ = AZZ011-182300- Chuska Mountains and Defiance Plateau- Including the cities of Sanders, Fort Defiance, Window Rock, Ganado, Klagetoh, and Wide Ruins 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ ...WIND ADVISORY IN EFFECT UNTIL 11 AM MST /NOON MDT/ THIS MORNING... .TODAY...Breezy, cooler. Mostly cloudy with a 40 percent chance of rain and snow showers late in the morning...mostly sunny in the afternoon. No new snow accumulation. Snow level 9000 feet. Highs 58 to 66. West winds 15 to 25 mph. Gusts up to 40 mph in the late morning and early afternoon. .TONIGHT...Mostly clear. Lows 36 to 42. West winds around 15 mph early in the evening becoming light. .TUESDAY...Warmer. Mostly sunny. Highs 65 to 73. Light winds becoming southwest around 15 mph in the late morning and afternoon. .TUESDAY NIGHT...Mostly cloudy. Lows around 40. Light winds. .WEDNESDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 67 to 73. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows 39 to 46. Highs 67 to 76. .FRIDAY NIGHT...Partly cloudy. Lows 42 to 48. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs 72 to 80. Lows 42 to 50. $$ = AZZ039-182300- Black Mesa Area- Including the cities of Steamboat Canyon, Navajo National Monument, Shonto, and Jadito 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ .TODAY...Breezy. Much cooler. Mostly sunny. A 30 percent chance of rain and snow showers late in the morning. No new snow accumulation. Snow level 7000 feet late in the morning. Highs around 60. West winds 15 to 25 mph. .TONIGHT...Mostly clear. Lows around 38. Northwest winds around 15 mph shifting to the northeast after midnight. .TUESDAY...Mostly sunny. Highs 63 to 69. Light winds becoming southeast around 15 mph late in the morning, then shifting to the southwest in the afternoon. .TUESDAY NIGHT...Partly cloudy. Lows around 38. North winds around 15 mph in the evening becoming light. .WEDNESDAY...Partly cloudy in the morning then becoming mostly sunny. Highs around 70. Light winds becoming west around 15 mph in the afternoon. .WEDNESDAY NIGHT THROUGH FRIDAY...Mostly clear. Lows around 43. Highs around 72. .FRIDAY NIGHT...Partly cloudy. Lows around 46. .SATURDAY THROUGH SUNDAY...Mostly clear. Highs around 77. Lows around 48. $$ = AZZ012-182300- Little Colorado River Valley in Coconino County- Including the cities of Tuba City and Wupatki National Monument 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ .TODAY...Cooler. Mostly sunny. Highs 69 to 75. West winds 15 to 20 mph. .TONIGHT...Mostly clear. Lows around 40. West winds around 15 mph. .TUESDAY...Mostly sunny. Highs around 76. Northwest winds around 15 mph early in the morning becoming light. .TUESDAY NIGHT...Partly cloudy. Lows around 41. West winds around 15 mph in the evening becoming light. .WEDNESDAY...Mostly sunny. Highs around 79. Light winds. .WEDNESDAY NIGHT THROUGH SUNDAY...Mostly clear. Lows 44 to 50. Highs 79 to 89. $$ = AZZ013-182300- Little Colorado River Valley in Navajo County- Including the cities of Winslow, Holbrook, and Snowflake 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ .TODAY...Breezy. Mostly sunny. Highs around 73. Southwest winds 15 to 25 mph. .TONIGHT...Clear. Lows around 41. Southwest winds 15 to 20 mph in the evening becoming light. .TUESDAY...Mostly sunny. Highs around 77. Light winds becoming southwest 15 to 20 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows around 41. Southwest winds around 15 mph in the evening becoming light. .WEDNESDAY...Partly cloudy. Highs around 78. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 43 to 49. Highs around 80. .SUNDAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs around 84. $$ = AZZ014-182300- Little Colorado River Valley in Apache County- Including the cities of St. Johns and Springerville 1013 AM MST Mon May 18 2026 /1113 AM MDT Mon May 18 2026/ ...WIND ADVISORY IN EFFECT UNTIL 11 AM MST /NOON MDT/ THIS MORNING... .TODAY...Windy, cooler, sunny. Highs around 71. Southwest winds 20 to 30 mph with gusts to around 45 mph. .TONIGHT...Breezy, clear. Lows around 41. Southwest winds 15 to 25 mph in the evening becoming light. .TUESDAY...Breezy. Mostly sunny. Highs around 76. Light winds becoming southwest 15 to 25 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows around 42. Southwest winds around 15 mph with gusts to around 30 mph in the evening becoming light. .WEDNESDAY...Mostly cloudy in themorning then becoming partly cloudy. Highs around 76. Light winds becoming southwest 15 to 20 mph in the afternoon. .WEDNESDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 43 to 48. Highs 76 to 82. .SUNDAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 78 to 84. $$ = AZZ016-182300- Eastern Mogollon Rim- Including the cities of Heber, Happy Jack, and Forest Lakes 1013 AM MST Mon May 18 2026 .TODAY...Mostly sunny. Highs 60 to 68. Southwest winds 15 to 20 mph with gusts to around 35 mph. .TONIGHT...Clear. Lows 34 to 42. Southwest winds around 15 mph with gusts to around 30 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs 66 to 72. Light winds becoming southwest around 15 mph with gusts to around 30 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows 35 to 43. Light winds. .WEDNESDAY...Partly cloudy in the morning then clearing. Highs 68 to 74. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 39 to 49. Highs 68 to 78. .SUNDAY...Mostly sunny in the morning then becoming partly cloudy. A 20 percent chance of thunderstorms. Highs 74 to 80. $$ = AZZ017-182300- White Mountains- Including the cities of Show Low, Greer, and Pinetop-Lakeside 1013 AM MST Mon May 18 2026 ...WIND ADVISORY IN EFFECT UNTIL 11 AM MST THIS MORNING... .TODAY...Breezy, sunny. Highs 56 to 64 above 7000 feet...65 to 71 below 7000 feet. Southwest winds 15 to 25 mph with gusts to around 45 mph. .TONIGHT...Mostly clear. Lows 31 to 37 above 7000 feet...around 42 below 7000 feet. Southwest winds around 15 mph with gusts to around 35 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs 61 to 69 above 7000 feet...69 to 75 below 7000 feet. Light winds becoming southwest around 15 mph with gusts to around 30 mph in the late morning and afternoon. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows 33 to 43. Light winds. .WEDNESDAY...Mostly cloudy in the morning then becoming partly cloudy. Highs 63 to 73. Light winds becoming southwest around 15 mph in the afternoon. Gusts up to 30 mph. .WEDNESDAY NIGHT...Partly cloudy. Lows 34 to 40 above 7000 feet... 41 to 47 below 7000 feet. .THURSDAY THROUGH FRIDAY NIGHT...Mostly clear. Highs 62 to 71 above 7000 feet...71 to 77 below 7000 feet. Lows 34 to 42 above 7000 feet...41 to 49 below 7000 feet. .SATURDAY...Mostly sunny in the morning then becoming partly cloudy. A 10 percent chance of thunderstorms. Highs 64 to 72 above 7000 feet...around 77 below 7000 feet. .SATURDAY NIGHT...Mostly clear. Lows 36 to 44 above 7000 feet... 45 to 51 below 7000 feet. .SUNDAY...Mostly sunny in the morning then becoming partly cloudy. A chance of rain showers and a slight chance of thunderstorms. Highs 66 to 74 above 7000 feet...around 79 below 7000 feet. Chance of precipitation 30 percent. $$ = AZZ018-182300- Northern Gila County- Including the cities of Payson, Strawberry, and Young 1013 AM MST Mon May 18 2026 .TODAY...Sunny. Highs 67 to 75. Southwest winds 15 to 20 mph. .TONIGHT...Clear. Lows 42 to 52. Southwest winds around 15 mph early in the evening becoming light. .TUESDAY...Mostly sunny. Highs 72 to 80. Light winds becoming southwest around 15 mph in the afternoon. .TUESDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows 42 to 52. Light winds. .WEDNESDAY...Partly cloudy in the morning then clearing. Highs 73 to 81. Light winds becoming southwest around 15 mph in the afternoon. .WEDNESDAY NIGHT THROUGH SATURDAY NIGHT...Mostly clear. Lows 46 to 56. Highs 74 to 84. .SUNDAY...Mostly sunny with a 10 percent chance of thunderstorms. Highs 79 to 87. $$ =