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Show ttQNAL SERVICE FLAGS. A Kay to the. Dinplaya Iteiitg H nun; Vp b TJnolo Sain'H WeHther Prophet. The weather signal flnic displayed over the liourd of trade building meiin as follows: NumbfJI 1 White (lag, six teat square, indicates in-dicates clear Weather, Numtier 'J Hlue flag, aix feet square, indicates indi-cates rain or inoW, Number 3 white and blue ling (pnrnllel bars of white and blue), six feet square, indicates indi-cates that local rains or showers will oeeur, aud that the raiuf.ill will not be general. Number 4 Blaek trianarDlar Uul'. four f.-rt at the base and six feet in length, always refers re-fers to temperature; when placed above number 1, 'J or ;i, indicates warmer weather; wbuu placed below numbers num-bers 1, 2, or 3, indicates colder weather; when not displayed, tbe In-dications In-dications are that tbe temperature will remain re-main stationary, or that the change in tern peraturo will not vary more than four dc-greus dc-greus from the tcmperutureof the same hour Of the preceding duy from March to October inclusive, aud not more tbau six degrees lor the reinaluiiig moiithauf tbe year. Number 5, white flag, six fest square, with black square in eeutcr, Indicates the approach of a sudden aud decided full in temperature. This sigual is not to be displayed uuless it is expected that the temperature will fall to forty-two degrees, or lower, aud is usuully ordered at least tweuty-four hours iu advance ad-vance of the cold wave. Wheu number 5 li displumed, number i is always omitted. When displayed on poles, the signals Should bo arranged to read downward ; when displayed from horizontal supports a small i streamer should bo attached to indicate tbe point from which the signals are to be read, j INTKHI'KKTAKION OF DiSW.ATS. No. 1, alone, indieautes fair weather, sta- j tioiiury temperature. No. 3, alone, indicates raiu or snow, eta-iioury eta-iioury teinpcraCire. Mo. 3, alone, indicates local ruin, stationary station-ary temperature. Nil, 1, with No. 4 above it, indicates fair ireathcr, wanner. No. 1, wCh No. 4 below it, indicates fair 'Weather colder. No. 8, With No. 4 above i;,n..i warmer weather, ruin or suova. No. a, with No. 4 below it, indicates colder "weather, rain or mow. No. 3, with No. 4 above it,indieutcs warmer j 'weather with local rains. No. 3. with No. 4 lielovvit, indicates colder With loeul ruins. No. 1, with No. 5 above it. indicates fair Weather, cold wave. No. a, with No. 5 above it, mdicute wet weather, soil wave. |