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Show BmifAL ajsRncu flags. A Key to the T)iplay Ilctng Hung Up b Uncle Sinn's Weather f'l-ophet. Tho weather signal flags displayed over the board of trade building mean as follows: Number 1 White nag, six feet square, in-dicatss in-dicatss clear weather. Number 2 Blue Hug, six feet square, indicates indi-cates rain or snow. Number 3 white and blue flag (paralle'. bars of white and blue i, six feet square, iudi eates that local rains or showers will occur, and that the rainfall will not be general. Number 4 Black triangular flag, foui fi et at the base and six feet in length, always refers re-fers to temperature; when placed above number 1, 2 or 3, Indicates wanner i weather; when p laced below nuiu L bers 1, 2, or S, indicates 'colder weather; when not displayed, the indication in-dication are that the temperature will remain re-main stationary, or that the .change in tern perature will not vary more than four degrees de-grees from the temperature of the same hour of the preceding day from March to October inclusive, and Mt more than six degrees for the remaining mouths of the year. Number 5, while Dag, six fest square, with black square in center, indicates the approach of a sudden and decided fall in temperature. This signal is not to be displayed unless it is expected that the temperature will fall to forty-two degrees, or lower, and is usually irdcred at least twenty-four hours in ad-ranee ad-ranee of the Cold wave. When number 5 is displayed, number 4 is always omitted. When displayed on poles, the signals should he nrrrtnir-f.(l ti rpr.il ibiwnwsnl- when displayed from horizontal supports a small streamer should be attached to indicate the point from which the signals are to be read. INTEltl'IlETSKlON OF UISl'LAVe. No. 1, alone, indii antcs fuir weather, stationary sta-tionary temperature. No. 3, alone, indicates rain or 6now, sta-tioary sta-tioary temperature. No. 3, alone, indicates local rain, station, try temperature. No. 1, with No. 4 abovo it, indicates fair Weather, warmer. No. 1, with So. 4 below it, indicates fair weather colder. No. 2,with No. 4 above lt,ind:catcs warmer weather, rain or snow. No. 2, with No. 4 below it, indicates colder weather, rain or snow. No. 3, with No. 1 above it,indicates warmer weather ith local rains. No. 3, with No. 4 below it, indicates colder with local raius. No. 1, with No. 5 above it. indicates fair weather, cold wave. No. 2, with No. 5 above it, indicates wet Weather, coU wave. |