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.
 

 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)
 

Webmaster
US Dept of Commerce
National Oceanic and Atmospheric Administration
National Weather Service
Tucson Weather Forecast Office
520 North Park Ave, Suite 304
Tucson, AZ 85719

Tel: (520) 670-6526