Code Table 5                                    |
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                                    (WMO Code 4500)                                  |
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                                Symbol W = Past Weather                              |
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            Code  |                                                                  |
           Figure |                   Weather                                        |
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              0   | Cloud covering 1/2 or less of the celestial dome                 |
                  |   throughout the appropriate period.                             |
              1   | Cloud covering more than 1/2 of the celestial dome               |
                  |   during part of the appropriate period and covering             |
                  |   1/2 or less during part of the period.                         |
              2   | Cloud covering more than 1/2 of the celestial dome               |
                  |   throughout the appropriate period.                             |
              3   | Sandstorm, duststorm, or blowing snow.                           |
              4   | Fog, ice fog, thick haze or thick smoke.                         |
              5   | Drizzle.                                                         |
              6   | Rain.                                                            |
              7   | Snow, rain and snow mixed, or ice pellets.                       |
              8   | Shower(s).                                                       |
              9   | Thunderstorm, with or without precipitation.                     |
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           NOTE - The term "ice pellets" is synonymous with the U.S. term            |
                  "sleet".                                                           |
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