******************************************************
             *                                                    *
             *   ARIZONA METEOROLOGICAL NETWORK WEEKLY SUMMARY    *
             *                                                    *
             *                        MESA                        *
             *                        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  78 50 63   39 11 17   58  58  15  3.4  364  0.00  0.16  10  14  19

    JAN  30  76 47 59   45 14 29   57  58  10  2.0  363  0.00  0.13   8  12  17

    JAN  31  76 48 60   46 13 30   58  58  10  2.0  335  0.00  0.12   8  12  17

    FEB  1   75 47 58   51 14 32   56  58   7  2.0  312  0.00  0.11   8  11  16

    FEB  2   68 43 55   52 17 35   56  58  18  3.8  350  0.00  0.13   4   7  11

    FEB  3   67 41 54   63 19 38   56  58   8  2.2  371  0.00  0.12   4   6  10

    FEB  4   70 43 57   58 14 31   56  58  12  2.2  374  0.00  0.13   5   8  12

    ------  --- -- --  --- -- --  --- ---  -- ----  ---  ----  ---- --- --- ---
   AVERAGE   73 46 58   51 15 30   57  58      2.5  353
   TOTALS                                                0.00  0.90  47  71 101

                            ANNUAL & SEASONAL TOTALS
              ----------------------------------------------------
               HEAT UNITS^                CHILL INFORMATION^^
              -------------         ------------------------------
              86/55F = 205          HOURS OF TEMP BELOW 45F = 263 
              86/50F = 318          HOURS OF TEMP BELOW 32F = 0 
              86/45F = 459          HOURS OF TEMP ABOVE 68F = 288 

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