FNUS55 KTWC 110804 FWFTWC Fire Weather Planning Forecast for Southeast Arizona National Weather Service Tucson AZ 104 AM MST Sat May 11 2024 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 20-FOOT WIND FORECAST OF 'LIGHT WINDS' INDICATES MAINLY TERRAIN DRIVEN WINDS +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ .DISCUSSION...Afternoon temperatures near to slightly above normal will persist into next week. Min RH values will remain in the single digits in the valleys, with values generally in the teens for the mountains. Expect breezy west to northwest winds 15-20 mph today with gusts to 25-30 mph. These winds combined with already low relative humidity in place may result in brief near critical fire weather conditions. Otherwise, typical afternoon breeziness will persist into next week each afternoon due to daytime heating with winds becoming light and variable overnight. AZZ150-112245- Arizona Fire Weather Zone 150 Sonoran FDRA-Most of Pima County-South Central Pinal County- Tohono O'odham Nation-Tucson Metropolitan area-TDC- 104 AM MST Sat May 11 2024 .TODAY... * Sky/Weather..............Sunny. * Max Temperature..........83 to 93 degs. * 24 hr Trend...........Little change. * Min Humidity.............6 to 12 pct. * 24 hr Trend...........Up 1 to 4 pct. * Wind (20 ft/10-min avg)..Southwest around 10 mph shifting to the west in the afternoon. * 10000 ft MSL Wind........West 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. * Mixing Height............12200 ft agl. * Transport Winds..........West 8 to 16 knots. * Ventilation Category.....Excellent (195200 knot-ft). .TONIGHT... * Sky/Weather..............Clear. * Min Temperature..........54 to 64 degs. * 24 hr Trend...........Up 1 to 4 degs. * Max Humidity.............26 to 36 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..West around 15 mph shifting to the south after midnight. * 10000 ft MSL Wind........Northwest 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............3 or very low. .SUNDAY... * Sky/Weather..............Sunny. * Max Temperature..........85 to 95 degs. * 24 hr Trend...........Little change. * Min Humidity.............7 to 14 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Southwest around 10 mph shifting to the northwest in the afternoon. * 10000 ft MSL Wind........Northwest 10 to 15 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............3 or very low. * Mixing Height............12015 ft agl. * Transport Winds..........Southwest 9 knots shifting to the northwest 13 knots in the afternoon. * Ventilation Category.....Excellent (156195 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .MONDAY...Mostly clear. Lows 55 to 65. Highs 87 to 97. Southwest wind around 15 mph. Minimum Humidity 7 to 14 pct. .TUESDAY...Mostly clear. Lows 56 to 66. Highs 87 to 97. Southwest wind around 15 mph. Minimum Humidity 6 to 15 pct. .WEDNESDAY...Mostly clear. Lows 55 to 65. Highs 85 to 95. Southwest wind around 15 mph. Minimum Humidity 8 to 18 pct. .THURSDAY...Mostly clear. Lows 55 to 65. Highs 85 to 95. .FRIDAY...Mostly clear. Lows 56 to 66. Highs 88 to 98. NOTE TO USERS - ZONE 150 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE TUCSON INTERNATIONAL AIRPORT LOCATION (2550 MSL) $$ AZZ151-112245- 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- 104 AM MST Sat May 11 2024 .TODAY... * Sky/Weather..............Sunny. * Max Temperature..........77 to 87 degs. * 24 hr Trend...........Little change. * Min Humidity.............7 to 14 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..South around 10 mph increasing to west around 20 mph in the afternoon. * 10000 ft MSL Wind........West 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............10902 ft agl. * Transport Winds..........West 9 knots increasing to 19 knots in the afternoon. * Ventilation Category.....Excellent (207138 knot-ft). .TONIGHT... * Sky/Weather..............Clear. * Min Temperature..........47 to 57 degs. * 24 hr Trend...........Little change. * Max Humidity.............28 to 38 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..West around 15 mph shifting to the southwest after midnight. * 10000 ft MSL Wind........West 20 to 25 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. .SUNDAY... * Sky/Weather..............Mostly sunny. * Max Temperature..........77 to 87 degs. * 24 hr Trend...........Little change. * Min Humidity.............9 to 15 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..West 10 to 15 mph. * 10000 ft MSL Wind........Northwest 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............3 or very low. * Mixing Height............11835 ft agl. * Transport Winds..........West 12 to 15 knots. * Ventilation Category.....Excellent (177525 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .MONDAY...Mostly clear. Lows 49 to 59. Highs 80 to 90. West wind around 15 mph. Minimum Humidity 9 to 14 pct. .TUESDAY...Mostly clear. Lows 50 to 60. Highs 81 to 91. Southwest wind around 15 mph. Minimum Humidity 8 to 13 pct. .WEDNESDAY...Mostly clear. Lows 49 to 59. Highs 79 to 89. Southwest wind around 15 mph. Minimum Humidity 9 to 15 pct. .THURSDAY...Mostly clear. Lows 49 to 59. Highs 79 to 89. .FRIDAY...Mostly clear. Lows 50 to 60. Highs 82 to 92. NOTE TO USERS - ZONE 151 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION (3500 MSL) $$ AZZ152-112245- 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- 104 AM MST Sat May 11 2024 .TODAY... * Sky/Weather..............Mostly sunny. * Max Temperature..........77 to 87 degs. * 24 hr Trend...........Little change. * Min Humidity.............5 to 15 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..South around 10 mph increasing to west around 20 mph in the afternoon. * 10000 ft MSL Wind........Southwest 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............11783 ft agl. * Transport Winds..........West 10 knots increasing to 21 knots in the afternoon. * Ventilation Category.....Excellent (247443 knot-ft). .TONIGHT... * Sky/Weather..............Clear. * Min Temperature..........45 to 55 degs. * 24 hr Trend...........Little change. * Max Humidity.............27 to 37 pct. * 24 hr Trend...........Down 1 to 4 pct. * Wind (20 ft/10-min avg)..West around 20 mph decreasing to around 10 mph after midnight. * 10000 ft MSL Wind........West 20 to 25 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. .SUNDAY... * Sky/Weather..............Mostly sunny. * Max Temperature..........77 to 87 degs. * 24 hr Trend...........Little change. * Min Humidity.............8 to 18 pct. * 24 hr Trend...........Up 1 to 4 pct. * Wind (20 ft/10-min avg)..West 15 to 20 mph. * 10000 ft MSL Wind........West 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. * Mixing Height............11629 ft agl. * Transport Winds..........West 14 to 17 knots. * Ventilation Category.....Excellent (197693 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .MONDAY...Mostly clear. Lows 48 to 58. Highs 80 to 90. West wind around 15 mph. Minimum Humidity 8 to 15 pct. .TUESDAY...Mostly clear. Lows 49 to 59. Highs 81 to 91. Southwest wind around 15 mph. Minimum Humidity 7 to 14 pct. .WEDNESDAY...Mostly clear. Lows 49 to 59. Highs 79 to 89. West wind around 20 mph. Minimum Humidity 7 to 16 pct. .THURSDAY...Mostly clear. Lows 49 to 59. Highs 79 to 89. .FRIDAY...Mostly clear. Lows 49 to 59. Highs 82 to 92. NOTE TO USERS - ZONE 152 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL) $$ AZZ153-112245- 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- 104 AM MST Sat May 11 2024 .TODAY... * Sky/Weather..............Mostly sunny. * Max Temperature..........64 to 74 degs. * 24 hr Trend...........Little change. * Min Humidity.............9 to 17 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Southwest 15 to 20 mph. * 10000 ft MSL Wind........Southwest 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. * Mixing Height............11605 ft agl. * Transport Winds..........Southwest 16 to 21 knots. * Ventilation Category.....Excellent (243705 knot-ft). .TONIGHT... * Sky/Weather..............Clear. * Min Temperature..........39 to 49 degs. * 24 hr Trend...........Little change. * Max Humidity.............33 to 43 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..West around 20 mph decreasing to around 10 mph after midnight. * 10000 ft MSL Wind........West 25 to 30 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. .SUNDAY... * Sky/Weather..............Mostly sunny then becoming partly cloudy. * Max Temperature..........66 to 76 degs. * 24 hr Trend...........Little change. * Min Humidity.............12 to 22 pct. * 24 hr Trend...........Up 3 to 6 pct. * Wind (20 ft/10-min avg)..West 15 to 20 mph. * 10000 ft MSL Wind........Northwest 20 to 25 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. * Mixing Height............10921 ft agl. * Transport Winds..........Northwest 16 to 20 knots. * Ventilation Category.....Excellent (218420 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .MONDAY...Mostly clear. Lows 43 to 53. Highs 69 to 79. Northwest wind around 15 mph. Minimum Humidity 11 to 21 pct. .TUESDAY...Partly cloudy. Lows 45 to 55. Highs 71 to 81. West wind around 15 mph. Minimum Humidity 10 to 19 pct. .WEDNESDAY...Partly cloudy. Lows 45 to 55. Highs 69 to 79. Northwest wind around 20 mph. Minimum Humidity 12 to 21 pct. .THURSDAY...Mostly clear. Lows 45 to 55. Highs 67 to 77. .FRIDAY...Mostly clear. Lows 44 to 54. Highs 72 to 82. NOTE TO USERS - ZONE 153 VENTILATION CATEGORY...MIXING HEIGHT AND TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL) $$ AZZ154-112245- Arizona Fire Weather Zone 154 Forest Woodlands FDRA including the Sky Islands of Southeast Arizona above 5500 feet-Coronado NF-TDC- 104 AM MST Sat May 11 2024 .TODAY... * Sky/Weather..............Sunny. * Max Temperature..........68 to 78 degs. * 24 hr Trend...........Little change. * Min Humidity.............8 to 18 pct. * 24 hr Trend...........Little change. * Wind (20 ft/10-min avg)..Southwest around 10 mph increasing to west around 20 mph in the afternoon. * 10000 ft MSL Wind........Southwest 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. * Mixing Height............12839 ft agl. * Transport Winds..........West 13 to 21 knots. * Ventilation Category.....Excellent (218263 knot-ft). .TONIGHT... * Sky/Weather..............Clear. * Min Temperature..........44 to 54 degs. * 24 hr Trend...........Little change. * Max Humidity.............24 to 34 pct. * 24 hr Trend...........Up 2 to 5 pct. * Wind (20 ft/10-min avg)..West 15 to 20 mph. * 10000 ft MSL Wind........West 20 to 25 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............5 or moderate. .SUNDAY... * Sky/Weather..............Sunny. * Max Temperature..........66 to 76 degs. * 24 hr Trend...........Little change. * Min Humidity.............11 to 21 pct. * 24 hr Trend...........Up 2 to 5 pct. * Wind (20 ft/10-min avg)..West 10 to 15 mph. * 10000 ft MSL Wind........West 15 to 20 mph. * Chance of Precip.........0 pct. * LAL......................1. * Haines Index.............4 or low. * Mixing Height............12424 ft agl. * Transport Winds..........West 17 knots. * Ventilation Category.....Excellent (211208 knot-ft). .FORECAST DAYS 3 THROUGH 7... WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG .MONDAY...Mostly clear. Lows 46 to 56. Highs 70 to 80. West wind around 15 mph. Minimum Humidity 10 to 19 pct. .TUESDAY...Mostly clear. Lows 47 to 57. Highs 71 to 81. West wind around 15 mph. Minimum Humidity 9 to 18 pct. .WEDNESDAY...Mostly clear. Lows 46 to 56. Highs 69 to 79. West wind around 20 mph. Minimum Humidity 10 to 20 pct. .THURSDAY...Mostly clear. Lows 46 to 56. Highs 68 to 78. .FRIDAY...Mostly clear. Lows 46 to 56. Highs 72 to 82. 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