******************************************************
             *                                                    *
             *   ARIZONA METEOROLOGICAL NETWORK WEEKLY SUMMARY    *
             *                                                    *
             *                       TUCSON                       *
             *                        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  77 35 53   84 12 49   50  50   8  1.6  381  0.00  0.12   7  10  13

    JAN  30  75 36 54   77 11 41   50  50  19  3.1  382  0.01  0.14   6   9  12

    JAN  31  74 40 54   68 11 37   49  50  16  3.4  361  0.00  0.14   6   9  13

    FEB  1   73 33 52   77 11 40   49  50  12  2.5  370  0.00  0.13   5   8  11

    FEB  2   70 31 49   72 12 39   47  50  23  4.9  401  0.00  0.16   4   6   9

    FEB  3   63 30 46   70 14 42   45  49  11  2.7  380  0.00  0.12   2   4   6

    FEB  4   66 28 46   83 14 48   45  49  14  2.7  369  0.00  0.12   3   5   7

    ------  --- -- --  --- -- --  --- ---  -- ----  ---  ----  ---- --- --- ---
   AVERAGE   71 33 51   76 12 42   48  50      3.0  378
   TOTALS                                                0.01  0.93  33  51  71

                            ANNUAL & SEASONAL TOTALS
              ----------------------------------------------------
               HEAT UNITS^                CHILL INFORMATION^^
              -------------         ------------------------------
              86/55F = 147          HOURS OF TEMP BELOW 45F = 810 
              86/50F = 231          HOURS OF TEMP BELOW 32F = 123 
              86/45F = 333          HOURS OF TEMP ABOVE 68F = 226 

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