******************************************************
             *                                                    *
             *   ARIZONA METEOROLOGICAL NETWORK WEEKLY SUMMARY    *
             *                                                    *
             *                 YUMA-N.GILA VALLEY                 *
             *                        2008                        *
             *                                                    *
             ******************************************************


     DATE    AIR TEMP   REL HUM  SOIL TEMP  WIND   SOLAR RAIN  ETo  HEAT UNITS
                                   4"  20"  SPEED   RAD
             MX MN AV   MX MN AV   AV  AV  MX  AV                    55  50  45
    ------  --- -- --  --- -- --  --- ---  -- ----  ---  ----  ---- --- --- ---
    AUG  24 107 76 93   82 21 43   97  92  24  6.5  543  0.00  0.31  29  33  38

    AUG  25 103 82 91   75 30 53   97  93  29 12.3  545  0.00  0.33  30  35  40

    AUG  26  99 76 87   79 32 56   95  93  22  5.8  460  0.00  0.22  28  33  38

    AUG  27 103 80 92   81 30 51   97  93  16  6.3  571  0.00  0.29  30  35  40

    AUG  28 100 82 90   80 34 58   96  93  23  9.4  448  0.00  0.26  30  35  40

    AUG  29 102 76 89   90 29 55   95  93  35  6.7  552  0.03  0.27  28  33  38

    AUG  30  93 77 85   83 38 64   94  93  21  6.3  384  0.00  0.18  28  33  38

    ------  --- -- --  --- -- --  --- ---  -- ----  ---  ----  ---- --- --- ---
   AVERAGE  101 78 90   81 31 54   96  93      7.6  500
   TOTALS                                                0.03  1.86 203 238 273

                            ANNUAL & SEASONAL TOTALS
              ----------------------------------------------------
               HEAT UNITS^                CHILL INFORMATION^^
              -------------         ------------------------------
              86/55F = 4019         HOURS OF TEMP BELOW 45F = 502 
              86/50F = 5037         HOURS OF TEMP BELOW 32F = 1 
              86/45F = 6150         HOURS OF TEMP ABOVE 68F = 722 

   ****************************************************************************
   *                          ABBREVIATIONS AND UNITS                         *
   *                                                                          *
   *   MX : MAXIMUM FOR DAY          AIR TEMP : AIR TEMPERATURE IN DEGREES F  *
   *   MN : MINIMUM FOR DAY          REL HUM : RELATIVE HUMIDITY IN %         *
   *   AV : AVERAGE FOR DAY          SOLAR RAD : SOLAR RADIATION IN LANGLEYS  *
   *   WIND SPEED : IN MILES/HOUR    SOIL TEMP : SOIL TEMPERATURE AT 4 AND 20 * 
   *                                             INCHES IN DEGREES F          *
   *   RAIN : RAINFALL IN INCHES     ETo : REFERENCE CROP EVAPOTRANSPIRATION  *
   *                                       IN INCHES                          *
   *                                                                          *
   *            ## or 999 : MISSING DATA                                      *
   *                   55 : TEMPERATURE LIMITS = 86/55F                       *
   *                   50 : TEMPERATURE LIMITS = 86/50F                       *
   *                   45 : TEMPERATURE LIMITS = 86/45F                       *
   *                   ^  : ACCUMULATED SINCE JAN 1                           *
   *                   ^^ : ACCUMULATED BETWEEN  NOV 1 AND MARCH 31           *
   ****************************************************************************