999 FNUS55 KTWC 302135 FWFTWC Fire Weather Planning Forecast for Southeast Arizona National Weather Service Tucson AZ 235 PM MST Tue Dec 30 2025 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY TERRAIN DRIVEN WINDS +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ .DISCUSSION...Gusty east winds into Wednesday morning with the strongest gusts in excess of 30 mph diminishing by early this evening. Otherwise, winds mainly less than 15 mph from Wednesday afternoon into early next week. A weather system will bring periods of rain showers from Wednesday afternoon into Friday morning. Any snow will be at or above mountain tops. Minimum relative humidity values will remain elevated through the upcoming week, ranging from 35-45 percent in the valleys and 50-70 percent in the mountains. Temperatures will mostly be above normal levels this week. AZZ150-311415- Arizona Fire Weather Zone 150 Sonoran FDRA-Most of Pima County-South Central Pinal County- Tohono O'odham Nation-Tucson Metropolitan area-TDC- 235 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather..............Mostly cloudy (60-70 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........49 to 59 degs. 24 hr Trend...........Up 3 to 6 degs. * Max Humidity.............48 to 58 pct. 24 hr Trend...........Down 3 to 7 pct. * Wind (20 ft/10-min avg)..East 10 to 15 mph. * 10000 ft MSL Wind........Southwest 10 to 15 mph. .WEDNESDAY... * Sky/Weather..............Mostly cloudy (65-75 pct). Chance of showers. * Chance of Precip.........40 pct. * Chance of Thunder........0 pct. * Max Temperature..........65 to 75 degs. 24 hr Trend...........Down 1 deg. * Min Humidity.............35 to 45 pct. 24 hr Trend...........Up 9 to 13 pct. * Wind (20 ft/10-min avg)..Southeast 10 to 15 mph. * 10000 ft MSL Wind........South around 20 mph increasing to around 35 mph in the afternoon. * Mixing height............1471 ft AGL. * Transport winds..........Southeast 12 knots. * Ventilation Category.....Marginal (17652 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Mostly cloudy (75-85 pct). Showers likely. * Chance of Precip.........60 pct. * Chance of Thunder........0 pct. * Min Temperature..........50 to 60 degs. 24 hr Trend...........Up 1 deg. * Max Humidity.............86 to 96 pct. 24 hr Trend...........Up 37 to 41 pct. * Wind (20 ft/10-min avg)..South around 10 mph. * 10000 ft MSL Wind........Southwest 30 to 35 mph. .NEW YEARS DAY... * Sky/Weather..............Mostly cloudy (60-70 pct). Chance of showers. * Chance of Precip.........50 pct. * Chance of Thunder........0 pct. * Max Temperature..........65 to 75 degs. 24 hr Trend...........Little change. * Min Humidity.............54 to 64 pct. 24 hr Trend...........Up 21 to 25 pct. * Wind (20 ft/10-min avg)..South around 10 mph. * 10000 ft MSL Wind........Southwest 30 to 35 mph. * Mixing height............6456 ft AGL. * Transport winds..........South 13 to 17 knots. * Ventilation Category.....Excellent (109752 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Partly cloudy. Chance of showers. Lows 49 to 59. Highs 65 to 75. Light winds. Minimum Humidity 49 to 59 pct. .SATURDAY...Mostly cloudy. Lows 45 to 55. Highs 65 to 75. Light winds. Minimum Humidity 41 to 51 pct. .SUNDAY...Partly cloudy. Lows 44 to 54. Highs 65 to 75. Light winds. Minimum Humidity 40 to 50 pct. .MONDAY...Mostly cloudy. Lows 43 to 53. Highs 64 to 74. .TUESDAY...Partly cloudy. Lows 41 to 51. Highs 63 to 73. NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT LOCATION (2550 MSL) $$ AZZ151-311415- Arizona Fire Weather Zone 151 Western half Desert Grasslands FDRA including elevations up to 5500 feet in Southeast corner of Pinal County- Extreme Eastern Pima County-Western third of Cochise County- Santa Cruz County-TDC- 235 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather..............Mostly cloudy (60-70 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........41 to 51 degs. 24 hr Trend...........Up 4 to 8 degs. * Max Humidity.............56 to 66 pct. 24 hr Trend...........Down 4 to 8 pct. * Wind (20 ft/10-min avg)..East 10 to 15 mph. * 10000 ft MSL Wind........West around 5 mph shifting to the southwest after midnight. .WEDNESDAY... * Sky/Weather..............Mostly cloudy (65-75 pct). Chance of showers. * Chance of Precip.........40 pct. * Chance of Thunder........0 pct. * Max Temperature..........61 to 71 degs. 24 hr Trend...........Little change. * Min Humidity.............39 to 49 pct. 24 hr Trend...........Up 5 to 9 pct. * Wind (20 ft/10-min avg)..Southeast 10 to 15 mph. * 10000 ft MSL Wind........South around 15 mph increasing to around 30 mph in the afternoon. * Mixing height............2204 ft AGL. * Transport winds..........Southeast 12 knots. * Ventilation Category.....Fair (26448 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Mostly cloudy (80-90 pct). Showers likely. * Chance of Precip.........60 pct. * Chance of Thunder........0 pct. * Min Temperature..........45 to 55 degs. 24 hr Trend...........Up 2 to 5 degs. * Max Humidity.............87 to 97 pct. 24 hr Trend...........Up 27 to 31 pct. * Wind (20 ft/10-min avg)..South around 10 mph. * 10000 ft MSL Wind........Southwest 30 to 35 mph. .NEW YEARS DAY... * Sky/Weather..............Mostly cloudy (75-85 pct). Chance of showers. * Chance of Precip.........60 pct. * Chance of Thunder........0 pct. * Max Temperature..........61 to 71 degs. 24 hr Trend...........Little change. * Min Humidity.............60 to 70 pct. 24 hr Trend...........Up 22 to 26 pct. * Wind (20 ft/10-min avg)..Southwest around 10 mph. * 10000 ft MSL Wind........Southwest 30 to 35 mph. * Mixing height............4750 ft AGL. * Transport winds..........Southwest 13 to 19 knots. * Ventilation Category.....Very good (90250 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Partly cloudy. Chance of showers. Lows 43 to 53. Highs 60 to 70. Light winds. Minimum Humidity 51 to 61 pct. .SATURDAY...Partly cloudy. Lows 38 to 48. Highs 63 to 73. Light winds. Minimum Humidity 39 to 49 pct. .SUNDAY...Partly cloudy. Lows 39 to 49. Highs 62 to 72. Light winds. Minimum Humidity 38 to 48 pct. .MONDAY...Mostly cloudy. Lows 39 to 49. Highs 61 to 71. .TUESDAY...Partly cloudy. Lows 37 to 47. Highs 61 to 71. NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION (3500 MSL) $$ AZZ152-311415- Arizona Fire Weather Zone 152 Eastern half Desert Grasslands FDRA including elevations up to 5500 feet in Southwest Graham County and Eastern two thirds of Cochise County-Southern San Carlos Reservation- Southern Greenlee County below 5000 feet-TDC- 235 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather..............Mostly cloudy (50-60 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........35 to 45 degs. 24 hr Trend...........Up 3 to 6 degs. * Max Humidity.............61 to 71 pct. 24 hr Trend...........Down 5 to 9 pct. * Wind (20 ft/10-min avg)..East 10 to 15 mph. * 10000 ft MSL Wind........West 5 to 10 mph. .WEDNESDAY... * Sky/Weather..............Mostly cloudy (60-70 pct). Slight chance of showers. * Chance of Precip.........20 pct. * Chance of Thunder........0 pct. * Max Temperature..........58 to 68 degs. 24 hr Trend...........Up 3 to 6 degs. * Min Humidity.............30 to 40 pct. 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Southeast around 10 mph. * 10000 ft MSL Wind........Southwest 15 to 20 mph. * Mixing height............2460 ft AGL. * Transport winds..........East 11 knots shifting to the south 9 knots in the afternoon. * Ventilation Category.....Fair (22140 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Mostly cloudy (80-90 pct). Showers likely. * Chance of Precip.........60 pct. * Chance of Thunder........0 pct. * Min Temperature..........43 to 53 degs. 24 hr Trend...........Up 5 to 9 degs. * Max Humidity.............81 to 91 pct. 24 hr Trend...........Up 26 to 30 pct. * Wind (20 ft/10-min avg)..Light winds. * 10000 ft MSL Wind........Southwest 25 to 30 mph. .NEW YEARS DAY... * Sky/Weather..............Mostly cloudy (70-80 pct). Chance of showers. * Chance of Precip.........60 pct. * Chance of Thunder........0 pct. * Max Temperature..........59 to 69 degs. 24 hr Trend...........Little change. * Min Humidity.............63 to 73 pct. 24 hr Trend...........Up 27 to 31 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........West 30 to 35 mph. * Mixing height............5742 ft AGL. * Transport winds..........Southwest 10 to 19 knots. * Ventilation Category.....Excellent (109098 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Partly cloudy. Chance of showers. Lows 41 to 51. Highs 59 to 69. Light winds. Minimum Humidity 50 to 60 pct. .SATURDAY...Partly cloudy. Lows 36 to 46. Highs 61 to 71. Light winds. Minimum Humidity 37 to 47 pct. .SUNDAY...Partly cloudy. Lows 37 to 47. Highs 61 to 71. Light winds. Minimum Humidity 34 to 44 pct. .MONDAY...Mostly cloudy. Lows 37 to 47. Highs 59 to 69. .TUESDAY...Partly cloudy. Lows 35 to 45. Highs 59 to 69. NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL) $$ AZZ153-311415- Arizona Fire Weather Zone 153 Northern Graham County-Northern Greenlee County- White and Gila Mountains-Apache Sitgreaves NF- Southern San Carlos Reservation above 5000 feet-SDC- 235 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather..............Partly cloudy (35-45 pct) then becoming mostly cloudy (45-55 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........33 to 43 degs. 24 hr Trend...........Up 3 to 7 degs. * Max Humidity.............41 to 51 pct. 24 hr Trend...........Down 22 to 26 pct. * Wind (20 ft/10-min avg)..East around 10 mph. * 10000 ft MSL Wind........Light winds becoming southwest around 10 mph after midnight. .WEDNESDAY... * Sky/Weather..............Mostly cloudy (55-65 pct). Slight chance of showers. * Chance of Precip.........20 pct. * Chance of Thunder........0 pct. * Max Temperature..........53 to 63 degs. 24 hr Trend...........Up 2 to 5 degs. * Min Humidity.............26 to 36 pct. 24 hr Trend...........Up 6 to 10 pct. * Wind (20 ft/10-min avg)..Light winds. * 10000 ft MSL Wind........Southwest 15 to 20 mph. * Mixing height............2888 ft AGL. * Transport winds..........East 9 knots shifting to the southwest 11 knots in the afternoon. * Ventilation Category.....Fair (31768 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Mostly cloudy (75-85 pct). Showers likely. * Chance of Precip.........70 pct. * Chance of Thunder........0 pct. * Min Temperature..........39 to 49 degs. 24 hr Trend...........Up 3 to 7 degs. * Max Humidity.............83 to 93 pct. 24 hr Trend...........Up 38 to 42 pct. * Wind (20 ft/10-min avg)..Light winds. * 10000 ft MSL Wind........Southwest around 20 mph increasing to around 30 mph after midnight. .NEW YEARS DAY... * Sky/Weather..............Mostly cloudy (80-90 pct). Showers likely. * Chance of Precip.........80 pct. * Chance of Thunder........0 pct. * Max Temperature..........48 to 58 degs. 24 hr Trend...........Down 3 to 6 degs. * Min Humidity.............71 to 81 pct. 24 hr Trend...........Up 43 to 47 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........West 30 to 35 mph. * Mixing height............2966 ft AGL. * Transport winds..........West 14 to 18 knots. * Ventilation Category.....Good (53388 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Showers likely. Lows 37 to 47. Highs 50 to 60. Light winds. Minimum Humidity 54 to 64 pct. .SATURDAY...Partly cloudy. Lows 32 to 42. Highs 53 to 63. Light winds. Minimum Humidity 33 to 43 pct. .SUNDAY...Partly cloudy. Lows 32 to 42. Highs 53 to 63. Light winds. Minimum Humidity 32 to 42 pct. .MONDAY...Mostly cloudy. Lows 32 to 42. Highs 51 to 61. .TUESDAY...Partly cloudy. Slight chance of showers. Lows 31 to 41. Highs 51 to 61. NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL) $$ AZZ154-311415- Arizona Fire Weather Zone 154 Forest Woodlands FDRA including the Sky Islands of Southeast Arizona above 5500 feet-Coronado NF-TDC- 235 PM MST Tue Dec 30 2025 .TONIGHT... * Sky/Weather..............Mostly cloudy (55-65 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........38 to 48 degs. 24 hr Trend...........Up 6 to 10 degs. * Max Humidity.............52 to 62 pct. 24 hr Trend...........Down 15 to 19 pct. * Wind (20 ft/10-min avg)..East 10 to 15 mph. * 10000 ft MSL Wind........West 5 to 10 mph. .WEDNESDAY... * Sky/Weather..............Mostly cloudy (65-75 pct). Chance of showers. * Chance of Precip.........30 pct. * Chance of Thunder........0 pct. * Max Temperature..........53 to 63 degs. 24 hr Trend...........Up 2 to 5 degs. * Min Humidity.............37 to 47 pct. 24 hr Trend...........Up 1 to 4 pct. * Wind (20 ft/10-min avg)..South 10 to 15 mph. * 10000 ft MSL Wind........Southwest around 15 mph increasing to around 25 mph in the afternoon. * Mixing height............2647 ft AGL. * Transport winds..........South 12 knots. * Ventilation Category.....Fair (31764 knot-ft). .WEDNESDAY NIGHT... * Sky/Weather..............Mostly cloudy (80-90 pct). Showers likely. * Chance of Precip.........70 pct. * Chance of Thunder........0 pct. * Min Temperature..........42 to 52 degs. 24 hr Trend...........Up 1 to 4 degs. * Max Humidity.............83 to 93 pct. 24 hr Trend...........Up 23 to 27 pct. * Wind (20 ft/10-min avg)..South around 10 mph. * 10000 ft MSL Wind........Southwest 30 to 35 mph. .NEW YEARS DAY... * Sky/Weather..............Mostly cloudy (70-80 pct). Showers likely. * Chance of Precip.........60 pct. * Chance of Thunder........0 pct. * Max Temperature..........52 to 62 degs. 24 hr Trend...........Down 1 deg. * Min Humidity.............64 to 74 pct. 24 hr Trend...........Up 27 to 31 pct. * Wind (20 ft/10-min avg)..Southwest around 10 mph. * 10000 ft MSL Wind........West 30 to 35 mph. * Mixing height............5552 ft AGL. * Transport winds..........Southwest 13 to 20 knots. * Ventilation Category.....Very good (91608 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .FRIDAY...Partly cloudy. Chance of showers. Lows 39 to 49. Highs 51 to 61. Light winds. Minimum Humidity 56 to 66 pct. .SATURDAY...Partly cloudy. Lows 36 to 46. Highs 54 to 64. Light winds. Minimum Humidity 40 to 50 pct. .SUNDAY...Partly cloudy. Lows 38 to 48. Highs 53 to 63. Light winds. Minimum Humidity 38 to 48 pct. .MONDAY...Mostly cloudy. Lows 38 to 48. Highs 52 to 62. .TUESDAY...Partly cloudy. Lows 36 to 46. Highs 52 to 62. NOTE TO USERS - ZONE 154 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE AVERAGE ACROSS THE ZONE $$ Visit us on Facebook...Twitter...YouTube...and at weather.gov/Tucson