******************************************************
             *                                                    *
             *   ARIZONA METEOROLOGICAL NETWORK WEEKLY SUMMARY    *
             *                                                    *
             *                     YUMA SOUTH                     *
             *                        2013                        *
             *                                                    *
             ******************************************************


     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
    ------  --- -- --  --- -- --  --- ---  -- ----  ---  ----  ---- --- --- ---
    MAY  12 103 61 82   91 10 41   ##  ##  10  3.1  690  0.00  0.31  22  27  32

    MAY  13 107 61 84   83  8 39   ##  ##  13  2.9  691  0.00  0.31  23  28  33

    MAY  14 106 65 85   75 10 35   ##  ##  15  4.9  682  0.00  0.33  24  29  34

    MAY  15 103 60 80   80  9 42   ##  ##  13  3.1  706  0.00  0.31  22  27  32

    MAY  16 103 60 81   80  9 38   ##  ##  19  4.7  700  0.00  0.33  22  27  32

    MAY  17  95 56 78   81 12 36   ##  ##  24  4.3  556  0.00  0.25  19  24  29

    MAY  18  94 54 76   87 14 42   ##  ##  15  4.5  694  0.00  0.31  17  22  27

    ------  --- -- --  --- -- --  --- ---  -- ----  ---  ----  ---- --- --- ---
   AVERAGE  102 60 81   82 10 39   ##  ##      3.9  674
   TOTALS                                                0.00  2.15 149 183 218

                            ANNUAL & SEASONAL TOTALS
              ----------------------------------------------------
               HEAT UNITS^                CHILL INFORMATION^^
              -------------         ------------------------------
              86/55F = 1349         HOURS OF TEMP BELOW 45F = 684 
              86/50F = 1832         HOURS OF TEMP BELOW 32F = 12 
              86/45F = 2384         HOURS OF TEMP ABOVE 68F = 724 

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