Instructions to the Marine Meteorological Observers of the U. S. Weather Bureau, 4th edition.
U.S. Weather Bureau
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The ocean meteorological program of the Weather Bureau calls in general for the making of but one regular observation a day, this, as well known, being made at noon G.M.T. (civil). However, in certain designated areas from which observations are transmitted by radiotelegraphy an additional regular observation is provided for at Greenwich midnight. Supplementing these regular observations are extra ones made under conditions of threatening or severe weather, gale and storm reports, and descriptive notes of weather experienced between observations, the last- named taking the form of a Daily Journal. The total requirements are such, however, as to make the smallest possible demands on observers consistent with the needs of the Bureau in me ting its responsibilities for the issuance of forecasts and warnings, the procuring of data for publication on charts, and otherwise effectively carrying out its marine meteorological program......
PublisherGovernment Printing Office