******************************************************
             *                                                    *
             *   ARIZONA METEOROLOGICAL NETWORK WEEKLY SUMMARY    *
             *                                                    *
             *                     YUMA VALLEY                    *
             *                        2012                        *
             *                                                    *
             ******************************************************


     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
    ------  --- -- --  --- -- --  --- ---  -- ----  ---  ----  ---- --- --- ---
    JAN  29  76 45 63   58  7 15   56  58  22  8.3  367  0.00  0.23   8  11  16

    JAN  30  78 37 56   73 10 37   55  58  10  2.2  367  0.00  0.13   8  11  14

    JAN  31  77 40 56   76 12 44   56  58   7  2.7  366  0.00  0.13   8  11  14

    FEB  1   74 39 55   82 15 46   55  58  10  3.1  317  0.00  0.11   7   9  13

    FEB  2   73 36 55   90  9 44   54  58  23  4.7  380  0.00  0.16   6   8  12

    FEB  3   69 37 55   73 14 32   54  57  20  5.1  388  0.00  0.17   4   7  10

    FEB  4   72 37 55   76 15 40   54  57  19  4.9  373  0.00  0.16   5   8  11

    ------  --- -- --  --- -- --  --- ---  -- ----  ---  ----  ---- --- --- ---
   AVERAGE   74 39 56   75 12 37   55  58      4.4  365
   TOTALS                                                0.00  1.09  46  65  89

                            ANNUAL & SEASONAL TOTALS
              ----------------------------------------------------
               HEAT UNITS^                CHILL INFORMATION^^
              -------------         ------------------------------
              86/55F = 217          HOURS OF TEMP BELOW 45F = 394 
              86/50F = 321          HOURS OF TEMP BELOW 32F = 0 
              86/45F = 448          HOURS OF TEMP ABOVE 68F = 356 

   ****************************************************************************
   *                          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           *
   ****************************************************************************