FNUS55 KTWC 211025 FWFTWC Fire Weather Planning Forecast for Southeast Arizona National Weather Service Tucson AZ 324 AM MST Thu Nov 21 2024 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY TERRAIN DRIVEN WINDS +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ .DISCUSSION...Dry conditions will continue through the upcoming weekend. There will then be a slight chance of showers mainly across the northeast portions of the forecast area Tuesday into Thursday of next week. High temperatures will be 8-12 degrees above normal through Saturday, lowering back to 3-5 degrees above normal early next week. Min RH values will be 8-15 percent in the valleys and 10- 20 percent in the mountains through the weekend. Min RH values will then increase 8-15 percent early next week. 20-foot winds will be 15 mph or less and terrain driven at most locations through early next week, with the potential for elevated southwest winds Sunday through Tuesday mainly across Cochise County. AZZ150-212215- Arizona Fire Weather Zone 150 Sonoran FDRA-Most of Pima County-South Central Pinal County- Tohono O'odham Nation-Tucson Metropolitan area-TDC- 324 AM MST Thu Nov 21 2024 .TODAY... * Sky/Weather..............Mostly sunny then becoming partly cloudy. * Max Temperature..........75 to 85 degs. * 24 hr Trend...........Up 3 to 7 degs. * Min Humidity.............6 to 15 pct. * 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..Northeast around 10 mph. * 10000 ft MSL Wind........South 5 to 10 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............3492 ft agl. * Transport Winds..........Northeast 8 to 9 knots. * Ventilation Category.....Fair (31428 knot-ft). .TONIGHT... * Sky/Weather..............Mostly clear. * Min Temperature..........42 to 52 degs. * 24 hr Trend...........Up 2 to 5 degs. * Max Humidity.............28 to 38 pct. * 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..Northeast around 10 mph shifting to the east after midnight. * 10000 ft MSL Wind........Southwest 10 to 15 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. .FRIDAY... * Sky/Weather..............Partly cloudy then becoming mostly sunny. * Max Temperature..........75 to 85 degs. * 24 hr Trend...........Little change. * Min Humidity.............6 to 14 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..East around 10 mph in the morning becoming light. * 10000 ft MSL Wind........Southwest 10 to 15 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. * Mixing Height............4941 ft agl. * Transport Winds..........East 7 knots shifting to the northwest 5 knots in the afternoon. * Ventilation Category.....Fair (24705 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .SATURDAY...Mostly clear. Lows 41 to 51. Highs 74 to 84. Light winds. Minimum Humidity 6 to 12 pct. .SUNDAY...Partly cloudy. Lows 43 to 53. Highs 69 to 79. Light winds. Minimum Humidity 11 to 21 pct. .MONDAY...Mostly cloudy. Lows 44 to 54. Highs 69 to 79. Light winds. Minimum Humidity 15 to 25 pct. .TUESDAY...Partly cloudy. Lows 44 to 54. Highs 69 to 79. .WEDNESDAY...Mostly cloudy. Lows 44 to 54. Highs 66 to 76. NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT LOCATION (2550 MSL) $$ AZZ151-212215- 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- 324 AM MST Thu Nov 21 2024 .TODAY... * Sky/Weather..............Mostly sunny then becoming partly cloudy. * Max Temperature..........71 to 81 degs. * 24 hr Trend...........Up 3 to 7 degs. * Min Humidity.............7 to 17 pct. * 24 hr Trend...........Down 2 to 5 pct. * Wind (20 ft/10-min avg)..East 10 to 15 mph. * 10000 ft MSL Wind........Southeast around 5 mph shifting to the south in the afternoon. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............3508 ft agl. * Transport Winds..........East 8 to 10 knots. * Ventilation Category.....Fair (35080 knot-ft). .TONIGHT... * Sky/Weather..............Mostly clear. * Min Temperature..........39 to 49 degs. * 24 hr Trend...........Up 3 to 6 degs. * Max Humidity.............33 to 43 pct. * 24 hr Trend...........Down 3 to 7 pct. * Wind (20 ft/10-min avg)..East around 10 mph. * 10000 ft MSL Wind........Southwest 10 to 15 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. .FRIDAY... * Sky/Weather..............Partly cloudy then becoming mostly sunny. * Max Temperature..........73 to 83 degs. * 24 hr Trend...........Little change. * Min Humidity.............7 to 17 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Southeast around 10 mph. * 10000 ft MSL Wind........Southwest 10 to 15 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. * Mixing Height............4828 ft agl. * Transport Winds..........Southeast 8 knots shifting to the southwest in the afternoon. * Ventilation Category.....Fair (38624 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .SATURDAY...Mostly clear. Lows 39 to 49. Highs 71 to 81. Light winds. Minimum Humidity 7 to 14 pct. .SUNDAY...Partly cloudy. Lows 40 to 50. Highs 66 to 76. Southwest wind around 15 mph. Minimum Humidity 9 to 16 pct. .MONDAY...Mostly cloudy. Lows 40 to 50. Highs 66 to 76. Light winds. Minimum Humidity 16 to 26 pct. .TUESDAY...Partly cloudy. Lows 40 to 50. Highs 66 to 76. .WEDNESDAY...Mostly cloudy. Lows 40 to 50. Highs 63 to 73. NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION (3500 MSL) $$ AZZ152-212215- 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- 324 AM MST Thu Nov 21 2024 .TODAY... * Sky/Weather..............Mostly sunny then becoming partly cloudy. * Max Temperature..........65 to 75 degs. * 24 hr Trend...........Up 3 to 6 degs. * Min Humidity.............10 to 20 pct. * 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..East around 10 mph. * 10000 ft MSL Wind........North around 5 mph shifting to the south in the afternoon. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............1984 ft agl. * Transport Winds..........East 8 knots. * Ventilation Category.....Marginal (15872 knot-ft). .TONIGHT... * Sky/Weather..............Mostly clear. * Min Temperature..........34 to 44 degs. * 24 hr Trend...........Up 2 to 5 degs. * Max Humidity.............41 to 51 pct. * 24 hr Trend...........Down 3 to 6 pct. * Wind (20 ft/10-min avg)..East around 10 mph. * 10000 ft MSL Wind........Southwest 5 to 10 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. .FRIDAY... * Sky/Weather..............Partly cloudy. * Max Temperature..........68 to 78 degs. * 24 hr Trend...........Up 1 to 4 degs. * Min Humidity.............9 to 19 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Southeast around 10 mph. * 10000 ft MSL Wind........Southwest 10 to 15 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............2984 ft agl. * Transport Winds..........East 7 knots shifting to the south 5 knots in the afternoon. * Ventilation Category.....Marginal (14920 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .SATURDAY...Mostly clear. Lows 35 to 45. Highs 68 to 78. Light winds. Minimum Humidity 9 to 16 pct. .SUNDAY...Partly cloudy. Lows 36 to 46. Highs 65 to 75. Southwest wind around 15 mph. Minimum Humidity 9 to 15 pct. .MONDAY...Mostly cloudy. Lows 37 to 47. Highs 63 to 73. Light winds. Minimum Humidity 16 to 26 pct. .TUESDAY...Partly cloudy. Lows 38 to 48. Highs 64 to 74. .WEDNESDAY...Mostly cloudy. Lows 38 to 48. Highs 61 to 71. NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL) $$ AZZ153-212215- 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- 324 AM MST Thu Nov 21 2024 .TODAY... * Sky/Weather..............Mostly sunny then becoming partly cloudy. * Max Temperature..........60 to 70 degs. * 24 hr Trend...........Up 6 to 10 degs. * Min Humidity.............7 to 17 pct. * 24 hr Trend...........Down 6 to 10 pct. * Wind (20 ft/10-min avg)..East around 10 mph shifting to the southeast in the afternoon. * 10000 ft MSL Wind........Northwest around 5 mph shifting to the southwest in the afternoon. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............2591 ft agl. * Transport Winds..........East 7 knots shifting to the southeast 6 knots in the afternoon. * Ventilation Category.....Marginal (15546 knot-ft). .TONIGHT... * Sky/Weather..............Partly cloudy then becoming clear. * Min Temperature..........34 to 44 degs. * 24 hr Trend...........Up 2 to 5 degs. * Max Humidity.............21 to 31 pct. * 24 hr Trend...........Down 7 to 11 pct. * Wind (20 ft/10-min avg)..Light winds becoming northeast around 10 mph after midnight. * 10000 ft MSL Wind........Southwest 5 to 10 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. .FRIDAY... * Sky/Weather..............Mostly sunny. * Max Temperature..........61 to 71 degs. * 24 hr Trend...........Little change. * Min Humidity.............8 to 16 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Northeast around 10 mph in the morning becoming light. * 10000 ft MSL Wind........West 10 to 15 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............3601 ft agl. * Transport Winds..........Northeast 7 knots shifting to the southwest 9 knots in the afternoon. * Ventilation Category.....Fair (32409 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .SATURDAY...Clear. Lows 33 to 43. Highs 59 to 69. Light winds. Minimum Humidity 9 to 16 pct. .SUNDAY...Partly cloudy. Lows 32 to 42. Highs 54 to 64. West wind around 15 mph. Minimum Humidity 11 to 18 pct. .MONDAY...Mostly cloudy. Lows 33 to 43. Highs 53 to 63. Light winds. Minimum Humidity 23 to 33 pct. .TUESDAY...Partly cloudy. Lows 33 to 43. Highs 53 to 63. .WEDNESDAY...Mostly cloudy. Lows 33 to 43. Highs 49 to 59. NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL) $$ AZZ154-212215- Arizona Fire Weather Zone 154 Forest Woodlands FDRA including the Sky Islands of Southeast Arizona above 5500 feet-Coronado NF-TDC- 324 AM MST Thu Nov 21 2024 .TODAY... * Sky/Weather..............Mostly sunny then becoming partly cloudy. * Max Temperature..........60 to 70 degs. * 24 hr Trend...........Up 3 to 6 degs. * Min Humidity.............8 to 18 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..East around 10 mph. * 10000 ft MSL Wind........Northeast around 5 mph shifting to the south in the afternoon. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............3631 ft agl. * Transport Winds..........Southeast 8 to 9 knots. * Ventilation Category.....Fair (30863 knot-ft). .TONIGHT... * Sky/Weather..............Mostly clear. * Min Temperature..........39 to 49 degs. * 24 hr Trend...........Up 2 to 5 degs. * Max Humidity.............25 to 35 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Southeast around 10 mph. * 10000 ft MSL Wind........Southwest 5 to 10 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. .FRIDAY... * Sky/Weather..............Partly cloudy. * Max Temperature..........62 to 72 degs. * 24 hr Trend...........Little change. * Min Humidity.............9 to 19 pct. * 24 hr Trend...........Up 3 to 6 pct. * Wind (20 ft/10-min avg)..Southeast around 10 mph. * 10000 ft MSL Wind........Southwest 10 to 15 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............5871 ft agl. * Transport Winds..........Southeast 8 knots shifting to the southwest 9 knots in the afternoon. * Ventilation Category.....Good (52839 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .SATURDAY...Mostly clear. Lows 39 to 49. Highs 61 to 71. Light winds. Minimum Humidity 8 to 18 pct. .SUNDAY...Partly cloudy. Lows 38 to 48. Highs 56 to 66. Southwest wind around 15 mph. Minimum Humidity 9 to 17 pct. .MONDAY...Mostly cloudy. Lows 38 to 48. Highs 54 to 64. Light winds. Minimum Humidity 20 to 30 pct. .TUESDAY...Mostly cloudy. Lows 39 to 49. Highs 56 to 66. .WEDNESDAY...Mostly cloudy. Lows 39 to 49. Highs 53 to 63. 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