473  
FNUS55 KTWC 072121  
FWFTWC  
 
FIRE WEATHER PLANNING FORECAST FOR SOUTHEAST ARIZONA  
NATIONAL WEATHER SERVICE TUCSON AZ  
220 PM MST SAT NOV 7 2009  
   
DISCUSSION
 
WEAK HIGH PRESSURE ALOFT WILL PROVIDE VARIABLE HIGH  
CLOUDINESS...FAIRLY LIGHT WINDS AND ABOVE NORMAL TEMPERATURES  
THROUGH MIDWEEK. THEREAFTER...A TROUGH OF LOW PRESSURE OVER THE  
WESTERN STATES WILL BRING SOME BREEZES AND COOLER TEMPERATURES  
DURING THE LATTER PART OF THE WEEK.  
 
AZZ146-081415-  
ARIZONA FIRE WEATHER ZONE 146  
NORTHERN GREENLEE COUNTY-GRAHAM COUNTY NORTH OF GILA RIVER-  
APACHE NF/SAN CARLOS BIA/SDC-  
220 PM MST SAT NOV 7 2009  
   
TONIGHT
 
 
SKY/WEATHER..............PARTLY CLOUDY.  
MIN TEMPERATURE..........  
BELOW 5000 FT.........37 TO 47 DEGS.  
ABOVE 5000 FT.........32 TO 42 DEGS.  
24 HR TREND...........DOWN 6 DEGS.  
MAX HUMIDITY.............  
BELOW 5000 FT.........58 TO 68 PCT.  
ABOVE 5000 FT.........63 TO 73 PCT.  
24 HR TREND...........UP 21 PCT.  
WIND (20 FT/10-MIN AVG)..DOWNSLOPE/DOWNVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHWEST 5 TO 15 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............3 VERY LOW.  
   
SUNDAY
 
 
SKY/WEATHER..............PARTLY CLOUDY.  
MAX TEMPERATURE..........  
BELOW 5000 FT.........67 TO 77 DEGS.  
ABOVE 5000 FT.........57 TO 67 DEGS.  
24 HR TREND...........LITTLE CHANGE.  
MIN HUMIDITY.............  
BELOW 5000 FT.........16 TO 26 PCT.  
ABOVE 5000 FT.........19 TO 29 PCT.  
24 HR TREND...........UP 12 PCT.  
WIND (20 FT/10-MIN AVG)..UPSLOPE/UPVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...WEST 5 TO 15 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............2 VERY LOW.  
MIXING HEIGHT............9065 FT AGL.  
TRANSPORT WINDS..........NORTH 6 KNOTS SHIFTING TO THE WEST 12  
KNOTS IN THE AFTERNOON.  
VENTILATION CATEGORY.....EXCELLENT (108780 KNOT-FT).  
   
SUNDAY NIGHT
 
 
SKY/WEATHER..............PARTLY CLOUDY.  
MIN TEMPERATURE..........  
BELOW 5000 FT.........34 TO 44 DEGS.  
ABOVE 5000 FT.........29 TO 39 DEGS.  
24 HR TREND...........DOWN 3 DEGS.  
MAX HUMIDITY.............  
BELOW 5000 FT.........63 TO 73 PCT.  
ABOVE 5000 FT.........68 TO 78 PCT.  
24 HR TREND...........UP 5 PCT.  
WIND (20 FT/10-MIN AVG)..DOWNSLOPE/DOWNVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHWEST 5 TO 10 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............2 VERY LOW.  
   
MONDAY
 
 
SKY/WEATHER..............SUNNY IN THE MORNING THEN BECOMING  
PARTLY CLOUDY.  
MAX TEMPERATURE..........  
BELOW 5000 FT.........66 TO 76 DEGS.  
ABOVE 5000 FT.........56 TO 66 DEGS.  
24 HR TREND...........LITTLE CHANGE.  
MIN HUMIDITY.............  
BELOW 5000 FT.........17 TO 27 PCT.  
ABOVE 5000 FT.........20 TO 27 PCT.  
24 HR TREND...........LITTLE CHANGE.  
WIND (20 FT/10-MIN AVG)..UPSLOPE/UPVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTH 5 TO 10 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............3 VERY LOW.  
MIXING HEIGHT............9383 FT AGL.  
TRANSPORT WINDS..........NORTHEAST 7 KNOTS SHIFTING TO THE  
SOUTH 4 KNOTS IN THE AFTERNOON.  
VENTILATION CATEGORY.....FAIR (37532 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7
 
 
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG   
TUESDAY
 
PARTLY CLOUDY. LOWS 32 TO 47. HIGHS 59 TO 79. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 17 TO 31 PCT.    
VETERANS DAY
 
PARTLY CLOUDY. LOWS 34 TO 49. HIGHS 59 TO 79. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 18 TO 31 PCT.    
THURSDAY
 
PARTLY CLOUDY. LOWS 33 TO 48. HIGHS 54 TO 74. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 19 TO 34 PCT.    
FRIDAY
 
MOSTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 27 TO 42.  
HIGHS 51 TO 71.    
SATURDAY
 
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS. LOWS 25 TO 40.  
HIGHS 49 TO 69.  
 
NOTE TO USERS - ZONE 146 VENTILATION CATEGORY...MIXING HEIGHT AND  
TRANSPORT WINDS ARE BASED ON THE POINT OF PINES LOCATION (6040 MSL)  
 

 
 
AZZ147-081415-  
ARIZONA FIRE WEATHER ZONE 147  
SOUTHEAST PINAL COUNTY-WESTERN PIMA COUNTY-  
TOHONO OODHAM NATION-CORONADO NF/PAPAGO BIA/TDC-  
220 PM MST SAT NOV 7 2009  
   
TONIGHT
 
 
SKY/WEATHER..............PARTLY CLOUDY.  
MIN TEMPERATURE..........47 TO 57 DEGS.  
24 HR TREND...........DOWN 2 DEGS.  
MAX HUMIDITY.............49 TO 59 PCT.  
24 HR TREND...........UP 25 PCT.  
WIND (20 FT/10-MIN AVG)..DOWNSLOPE/DOWNVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHWEST 10 TO 20 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............3 VERY LOW.  
   
SUNDAY
 
 
SKY/WEATHER..............PARTLY CLOUDY.  
MAX TEMPERATURE..........77 TO 87 DEGS.  
24 HR TREND...........DOWN 3 DEGS.  
MIN HUMIDITY.............22 TO 32 PCT.  
24 HR TREND...........UP 7 PCT.  
WIND (20 FT/10-MIN AVG)..UPSLOPE/UPVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHWEST 10 TO 20 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............2 VERY LOW.  
MIXING HEIGHT............10530 FT AGL.  
TRANSPORT WINDS..........SOUTHEAST 6 KNOTS SHIFTING TO THE  
SOUTHWEST 10 KNOTS IN THE AFTERNOON.  
VENTILATION CATEGORY.....EXCELLENT (105300 KNOT-FT).  
   
SUNDAY NIGHT
 
 
SKY/WEATHER..............MOSTLY CLEAR.  
MIN TEMPERATURE..........48 TO 58 DEGS.  
24 HR TREND...........LITTLE CHANGE.  
MAX HUMIDITY.............50 TO 60 PCT.  
24 HR TREND...........LITTLE CHANGE.  
WIND (20 FT/10-MIN AVG)..DOWNSLOPE/DOWNVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHWEST 5 TO 15 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............2 VERY LOW.  
   
MONDAY
 
 
SKY/WEATHER..............SUNNY.  
MAX TEMPERATURE..........77 TO 87 DEGS.  
24 HR TREND...........LITTLE CHANGE.  
MIN HUMIDITY.............19 TO 29 PCT.  
24 HR TREND...........DOWN 3 PCT.  
WIND (20 FT/10-MIN AVG)..UPSLOPE/UPVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHEAST 5 TO 15 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............4 LOW.  
MIXING HEIGHT............9721 FT AGL.  
TRANSPORT WINDS..........SOUTHEAST 5 KNOTS.  
VENTILATION CATEGORY.....GOOD (48605 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7
 
 
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG   
TUESDAY
 
PARTLY CLOUDY. LOWS 48 TO 58. HIGHS 79 TO 89. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 14 TO 24 PCT.    
VETERANS DAY
 
PARTLY CLOUDY. LOWS 51 TO 61. HIGHS 80 TO 90. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 14 TO 24 PCT.    
THURSDAY
 
PARTLY CLOUDY. LOWS 49 TO 59. HIGHS 76 TO 86. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 17 TO 27 PCT.    
FRIDAY
 
PARTLY CLOUDY. LOWS 43 TO 53. HIGHS 70 TO 80.    
SATURDAY
 
PARTLY CLOUDY. LOWS 40 TO 50. HIGHS 67 TO 77.  
 
NOTE TO USERS - ZONE 147 VENTILATION CATEGORY...MIXING HEIGHT AND  
TRANSPORT WINDS ARE BASED ON THE BUENOS AIRES N.W.R. LOCATION  
(3500 MSL)  
 

 
 
AZZ148-081415-  
ARIZONA FIRE WEATHER ZONE 148  
GRAHAM COUNTY SOUTH OF GILA RIVER-TUCSON/MARANA/GREEN  
VALLEY-SANTA CRUZ-COCHISE COUNTY-CORONADO NF/  
SAFFORD BLM/TDC-  
220 PM MST SAT NOV 7 2009  
   
TONIGHT
 
 
SKY/WEATHER..............PARTLY CLOUDY.  
MIN TEMPERATURE..........  
BELOW 5000 FT.........43 TO 53 DEGS.  
ABOVE 5000 FT.........38 TO 48 DEGS.  
24 HR TREND...........LITTLE CHANGE.  
MAX HUMIDITY.............  
BELOW 5000 FT.........55 TO 65 PCT.  
ABOVE 5000 FT.........50 TO 60 PCT.  
24 HR TREND...........UP 25 PCT.  
WIND (20 FT/10-MIN AVG)..DOWNSLOPE/DOWNVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHWEST 5 TO 15 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............3 VERY LOW.  
   
SUNDAY
 
 
SKY/WEATHER..............PARTLY CLOUDY.  
MAX TEMPERATURE..........  
BELOW 5000 FT.........75 TO 85 DEGS.  
ABOVE 5000 FT.........60 TO 75 DEGS.  
24 HR TREND...........LITTLE CHANGE.  
MIN HUMIDITY.............  
BELOW 5000 FT.........18 TO 28 PCT.  
ABOVE 5000 FT.........23 TO 33 PCT.  
24 HR TREND...........UP 12 PCT.  
WIND (20 FT/10-MIN AVG)..UPSLOPE/UPVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHWEST 5 TO 15 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............2 VERY LOW.  
MIXING HEIGHT............9620 FT AGL.  
TRANSPORT WINDS..........SOUTH 4 KNOTS SHIFTING TO THE WEST 8 KNOTS  
IN THE AFTERNOON.  
VENTILATION CATEGORY.....VERY GOOD (76960 KNOT-FT).  
   
SUNDAY NIGHT
 
 
SKY/WEATHER..............MOSTLY CLEAR.  
MIN TEMPERATURE..........  
BELOW 5000 FT.........43 TO 53 DEGS.  
ABOVE 5000 FT.........38 TO 48 DEGS.  
24 HR TREND...........LITTLE CHANGE.  
MAX HUMIDITY.............  
BELOW 5000 FT.........55 TO 65 PCT.  
ABOVE 5000 FT.........50 TO 60 PCT.  
24 HR TREND...........LITTLE CHANGE.  
WIND (20 FT/10-MIN AVG)..DOWNSLOPE/DOWNVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHWEST 5 TO 10 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............2 VERY LOW.  
   
MONDAY
 
 
SKY/WEATHER..............SUNNY.  
MAX TEMPERATURE..........  
BELOW 5000 FT.........75 TO 85 DEGS.  
ABOVE 5000 FT.........60 TO 75 DEGS.  
24 HR TREND...........LITTLE CHANGE.  
MIN HUMIDITY.............  
BELOW 5000 FT.........18 TO 28 PCT.  
ABOVE 5000 FT.........23 TO 33 PCT.  
24 HR TREND...........LITTLE CHANGE.  
WIND (20 FT/10-MIN AVG)..UPSLOPE/UPVALLEY 5 TO 10 MPH.  
FREE-AIR WIND (10K FT)...SOUTHEAST 5 TO 10 MPH.  
CHANCE OF PRECIP.........0 PCT.  
LAL......................1.  
HAINES INDEX.............3 VERY LOW.  
MIXING HEIGHT............8559 FT AGL.  
TRANSPORT WINDS..........SOUTHEAST 4 KNOTS.  
VENTILATION CATEGORY.....FAIR (34236 KNOT-FT).  
   
FORECAST DAYS 3 THROUGH 7
 
 
WINDS IN DAYS 3 THROUGH 5 ARE SURFACE 20 FT/10-MIN AVG   
TUESDAY
 
MOSTLY CLEAR. LOWS 40 TO 55. HIGHS 60 TO 85. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 14 TO 29 PCT.    
VETERANS DAY
 
PARTLY CLOUDY. LOWS 44 TO 59. HIGHS 60 TO 85. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 15 TO 30 PCT.    
THURSDAY
 
PARTLY CLOUDY. LOWS 42 TO 57. HIGHS 54 TO 79. NO  
SIGNIFICANT WIND OVER 15 MPH. MINIMUM HUMIDITY 16 TO 31 PCT.    
FRIDAY
 
MOSTLY CLOUDY. LOWS 36 TO 51. HIGHS 49 TO 74.    
SATURDAY
 
PARTLY CLOUDY. LOWS 33 TO 48. HIGHS 52 TO 72.  
 
NOTE TO USERS - ZONE 148 VENTILATION CATEGORY...MIXING HEIGHT AND  
TRANSPORT WINDS ARE BASED ON THE CHIRICAHUA N.M. LOCATION (5400 MSL)  
 

 
 
WEATHER.GOV/TUCSON  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab AZ Page Main Text Page