to have the observer estimate the degree of cloud foming activity between each point of observation. The values in the table represent average conditions. Conv O Conv 1 Conv 2 Conv 3 Conv 4Conv 5 corn?6 Comf 7Conv 8 Conv 9 - Clear R’id blown cumulus, emdl ragged edges. Scattered well foxlnedcUmUIUS. Isolated showers and medium cumulus. Scattered showers ad medium cumulus. Showers and medium CulldUS. Frequent showers and scattered active large cumulus. Massee of large me~ing C-US fused together and showers. Cumulonimbussuch as the equatorial frent. Active thunderstorm. This code table is not recommended for general use as it has value only when it is part of a“cocmlinated-eystem of particular analyses. The position of the wind and convective code groups am incorporated in the following Mesage: VULTURE FIVE TWkLVEOO051 6604732133 ... ... ... ... ... 58Q38 62222660805 CONV 2. The contributionof the weather recomaiesance effort to the preparation of accurate forecasts cannot be ove~mphasizad. 10. Forecast Premration. with the present state of knowledge of tropical suAeorology, the preparation of the forecast was all too frequently a caxwfully chosen ganble. There are several very ~rt~t researcbs which should have prlodt~ in further tropical studies. The wid structure was the most important single paraeAer required for the cafe conduct of the atomic weapon teats. without the SECTION XII 76 .\ W