436 FNUS55 KTWC 282040 FWFTWC Fire Weather Planning Forecast for Southeast Arizona National Weather Service Tucson AZ 140 PM MST Sat Feb 28 2026 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY TERRAIN DRIVEN WINDS +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ .DISCUSSION...Well above normal afternoon temperatures are expected across Southeast Arizona into early next week with record or near record highs through Monday. All-time February records will be approached, tied or exceeded today . High temperatures will generally run 15-20 degrees above normal through this weekend then cool to be 5 to 10 degrees above the middle of next week. 20-foot winds west to northwest winds 10-15 mph with some higher gusts expected each afternoon through the weekend. A series of dry weather disturbances tracking through the Great Basin next week will result in breezy west to northwest winds 15 to 22 mph Monday, Tuesday and Thursday afternoon. Although widespread critical fire weather conditions are not anticipated at this time, brief localized conditions may be present. Minimum relative humidity of 10-20 percent this weekend through the middle of next week. AZZ150-011415- Arizona Fire Weather Zone 150 Sonoran FDRA-Most of Pima County-South Central Pinal County- Tohono O'odham Nation-Tucson Metropolitan area-TDC- 140 PM MST Sat Feb 28 2026 .TONIGHT... * Sky/Weather..............Partly cloudy (25-35 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........55 to 65 degs. 24 hr Trend...........Little change. * Max Humidity.............30 to 40 pct. 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..Northwest around 10 mph in the evening becoming light. * 10000 ft MSL Wind........Northwest 20 to 25 mph. .SUNDAY... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........86 to 96 degs. 24 hr Trend...........Little change. * Min Humidity.............8 to 14 pct. 24 hr Trend...........Down 1 to 4 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 10 mph in the afternoon. * 10000 ft MSL Wind........West 20 to 25 mph. * Mixing height............6456 ft AGL. * Transport winds..........Southeast 4 knots shifting to the west in the afternoon. * Ventilation Category.....Good (58104 knot-ft). .SUNDAY NIGHT... * Sky/Weather..............Partly cloudy (25-35 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........55 to 65 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............27 to 37 pct. 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..West around 10 mph shifting to the south after midnight. * 10000 ft MSL Wind........West 20 to 25 mph. .MONDAY... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........84 to 94 degs. 24 hr Trend...........Down 1 to 4 degs. * Min Humidity.............8 to 13 pct. 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..South around 10 mph shifting to the west in the afternoon. * 10000 ft MSL Wind........Southwest 20 to 25 mph. * Mixing height............8876 ft AGL. * Transport winds..........Southwest 5 knots increasing to 18 knots in the afternoon. * Ventilation Category.....Excellent (159768 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .TUESDAY...Clear. Lows 50 to 60. Highs 77 to 87. West wind around 15 mph. Minimum Humidity 8 to 13 pct. .WEDNESDAY...Mostly clear. Lows 47 to 57. Highs 78 to 88. Light winds. Minimum Humidity 8 to 11 pct. .THURSDAY...Clear. Lows 47 to 57. Highs 75 to 85. Southwest wind around 15 mph. Minimum Humidity 10 to 14 pct. .FRIDAY...Mostly clear. Lows 45 to 55. Highs 70 to 80. .SATURDAY...Mostly clear. Lows 44 to 54. Highs 70 to 80. NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT LOCATION (2550 MSL) $$ AZZ151-011415- 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- 140 PM MST Sat Feb 28 2026 .TONIGHT... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........50 to 60 degs. 24 hr Trend...........Little change. * Max Humidity.............34 to 44 pct. 24 hr Trend...........Down 5 to 9 pct. * Wind (20 ft/10-min avg)..Northwest around 10 mph in the evening becoming light. * 10000 ft MSL Wind........Northwest 20 to 25 mph. .SUNDAY... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........80 to 90 degs. 24 hr Trend...........Little change. * Min Humidity.............8 to 17 pct. 24 hr Trend...........Down 2 to 5 pct. * Wind (20 ft/10-min avg)..Light winds becoming northwest around 10 mph in the afternoon. * 10000 ft MSL Wind........Northwest 15 to 20 mph. * Mixing height............7136 ft AGL. * Transport winds..........West 5 to 10 knots. * Ventilation Category.....Very good (71360 knot-ft). .SUNDAY NIGHT... * Sky/Weather..............Mostly clear (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........49 to 59 degs. 24 hr Trend...........Down 1 deg. * Max Humidity.............30 to 40 pct. 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..Northwest around 10 mph in the evening becoming light. * 10000 ft MSL Wind........West 15 to 20 mph. .MONDAY... * Sky/Weather..............Partly cloudy (25-35 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........79 to 89 degs. 24 hr Trend...........Down 1 deg. * Min Humidity.............8 to 15 pct. 24 hr Trend...........Down 1 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 15 mph in the afternoon. * 10000 ft MSL Wind........West 20 to 25 mph. * Mixing height............7457 ft AGL. * Transport winds..........South 7 knots increasing to southwest 19 knots in the afternoon. * Ventilation Category.....Excellent (141683 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .TUESDAY...Clear. Lows 46 to 56. Highs 72 to 82. Southwest wind around 15 mph. Minimum Humidity 9 to 16 pct. .WEDNESDAY...Mostly clear. Lows 42 to 52. Highs 73 to 83. Light winds. Minimum Humidity 8 to 13 pct. .THURSDAY...Clear. Lows 42 to 52. Highs 70 to 80. Southwest wind around 20 mph. Minimum Humidity 10 to 16 pct. .FRIDAY...Mostly clear. Lows 40 to 50. Highs 64 to 74. .SATURDAY...Partly cloudy. Lows 38 to 48. Highs 64 to 74. NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION (3500 MSL) $$ AZZ152-011415- 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- 140 PM MST Sat Feb 28 2026 .TONIGHT... * Sky/Weather..............Partly cloudy (25-35 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........47 to 57 degs. 24 hr Trend...........Little change. * Max Humidity.............38 to 48 pct. 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Northwest 10 to 15 mph. * 10000 ft MSL Wind........Northwest 15 to 20 mph. .SUNDAY... * Sky/Weather..............Mostly sunny (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........79 to 89 degs. 24 hr Trend...........Little change. * Min Humidity.............9 to 19 pct. 24 hr Trend...........Down 2 to 5 pct. * Wind (20 ft/10-min avg)..Light winds becoming west around 15 mph in the afternoon. * 10000 ft MSL Wind........Northwest 15 to 20 mph. * Mixing height............6137 ft AGL. * Transport winds..........West 4 to 12 knots. * Ventilation Category.....Very good (73644 knot-ft). .SUNDAY NIGHT... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........47 to 57 degs. 24 hr Trend...........Little change. * Max Humidity.............33 to 43 pct. 24 hr Trend...........Down 4 to 8 pct. * Wind (20 ft/10-min avg)..Northwest around 15 mph in the evening becoming light. * 10000 ft MSL Wind........West 20 to 25 mph. .MONDAY... * Sky/Weather..............Partly cloudy (25-35 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........79 to 89 degs. 24 hr Trend...........Little change. * Min Humidity.............8 to 17 pct. 24 hr Trend...........Down 1 pct. * Wind (20 ft/10-min avg)..Light winds becoming southwest around 15 mph in the afternoon. * 10000 ft MSL Wind........West 20 to 25 mph. * Mixing height............8434 ft AGL. * Transport winds..........South 6 knots increasing to southwest 19 knots in the afternoon. * Ventilation Category.....Excellent (160246 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .TUESDAY...Clear. Lows 45 to 55. Highs 72 to 82. West wind around 15 mph. Minimum Humidity 10 to 16 pct. .WEDNESDAY...Mostly clear. Lows 40 to 50. Highs 71 to 81. Light winds. Minimum Humidity 8 to 13 pct. .THURSDAY...Mostly clear. Lows 41 to 51. Highs 70 to 80. West wind around 20 mph. Minimum Humidity 9 to 17 pct. .FRIDAY...Mostly clear. Lows 38 to 48. Highs 64 to 74. .SATURDAY...Partly cloudy. Lows 37 to 47. Highs 63 to 73. NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL) $$ AZZ153-011415- 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- 140 PM MST Sat Feb 28 2026 .TONIGHT... * Sky/Weather..............Partly cloudy (30-40 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........43 to 53 degs. 24 hr Trend...........Little change. * Max Humidity.............39 to 49 pct. 24 hr Trend...........Up 1 pct. * Wind (20 ft/10-min avg)..Northwest 10 to 15 mph. * 10000 ft MSL Wind........Northwest 15 to 20 mph. .SUNDAY... * Sky/Weather..............Mostly sunny (15-25 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........69 to 79 degs. 24 hr Trend...........Little change. * Min Humidity.............11 to 19 pct. 24 hr Trend...........Down 1 to 4 pct. * Wind (20 ft/10-min avg)..West 10 to 15 mph. * 10000 ft MSL Wind........West 20 to 25 mph. * Mixing height............6193 ft AGL. * Transport winds..........North 9 knots shifting to the west 15 knots in the afternoon. * Ventilation Category.....Very good (92895 knot-ft). .SUNDAY NIGHT... * Sky/Weather..............Partly cloudy (30-40 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........43 to 53 degs. 24 hr Trend...........Little change. * Max Humidity.............31 to 41 pct. 24 hr Trend...........Down 6 to 10 pct. * Wind (20 ft/10-min avg)..West around 15 mph in the evening becoming light. * 10000 ft MSL Wind........West 20 to 25 mph. .MONDAY... * Sky/Weather..............Partly cloudy (30-40 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........66 to 76 degs. 24 hr Trend...........Down 1 to 4 degs. * Min Humidity.............11 to 18 pct. 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..North around 10 mph increasing to southwest around 20 mph in the afternoon. * 10000 ft MSL Wind........Southwest 20 to 25 mph. * Mixing height............7241 ft AGL. * Transport winds..........North 11 knots increasing to southwest 26 knots in the afternoon. * Ventilation Category.....Excellent (188266 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .TUESDAY...Clear. Lows 39 to 49. Highs 60 to 70. West wind around 15 mph. Minimum Humidity 10 to 17 pct. .WEDNESDAY...Clear. Lows 34 to 44. Highs 61 to 71. Light winds. Minimum Humidity 9 to 16 pct. .THURSDAY...Mostly clear. Lows 35 to 45. Highs 59 to 69. Northwest wind around 15 mph. Minimum Humidity 10 to 17 pct. .FRIDAY...Partly cloudy. Lows 32 to 42. Highs 53 to 63. .SATURDAY...Partly cloudy. Lows 31 to 41. Highs 53 to 63. NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL) $$ AZZ154-011415- Arizona Fire Weather Zone 154 Forest Woodlands FDRA including the Sky Islands of Southeast Arizona above 5500 feet-Coronado NF-TDC- 140 PM MST Sat Feb 28 2026 .TONIGHT... * Sky/Weather..............Partly cloudy (25-35 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........48 to 58 degs. 24 hr Trend...........Little change. * Max Humidity.............27 to 37 pct. 24 hr Trend...........Down 4 to 8 pct. * Wind (20 ft/10-min avg)..Northwest 10 to 15 mph. * 10000 ft MSL Wind........Northwest 15 to 20 mph. .SUNDAY... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........70 to 80 degs. 24 hr Trend...........Little change. * Min Humidity.............9 to 19 pct. 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..Light winds becoming northwest around 15 mph in the afternoon. * 10000 ft MSL Wind........Northwest 15 to 20 mph. * Mixing height............7588 ft AGL. * Transport winds..........West 5 to 11 knots. * Ventilation Category.....Good (60704 knot-ft). .SUNDAY NIGHT... * Sky/Weather..............Partly cloudy (20-30 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Min Temperature..........48 to 58 degs. 24 hr Trend...........Little change. * Max Humidity.............23 to 33 pct. 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..West 10 to 15 mph. * 10000 ft MSL Wind........West 15 to 20 mph. .MONDAY... * Sky/Weather..............Partly cloudy (25-35 pct). * Chance of Precip.........0 pct. * Chance of Thunder........0 pct. * Max Temperature..........70 to 80 degs. 24 hr Trend...........Little change. * Min Humidity.............9 to 18 pct. 24 hr Trend...........Down 1 pct. * Wind (20 ft/10-min avg)..Southwest 10 to 15 mph. * 10000 ft MSL Wind........West 20 to 25 mph. * Mixing height............9393 ft AGL. * Transport winds..........Southwest 7 knots increasing to 20 knots in the afternoon. * Ventilation Category.....Excellent (187860 knot-ft). .Forecast days 3 through 7...... Winds in Days 3 through 5 are surface 20 ft/10-min avg .TUESDAY...Clear. Lows 44 to 54. Highs 63 to 73. West wind around 20 mph. Minimum Humidity 10 to 19 pct. .WEDNESDAY...Mostly clear. Lows 40 to 50. Highs 63 to 73. Light winds. Minimum Humidity 9 to 16 pct. .THURSDAY...Mostly clear. Lows 41 to 51. Highs 61 to 71. Southwest wind around 20 mph. Minimum Humidity 10 to 18 pct. .FRIDAY...Mostly clear. Lows 38 to 48. Highs 55 to 65. .SATURDAY...Partly cloudy. Lows 36 to 46. Highs 54 to 64. 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