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Show SKI SAL SERVICE FLAGS. A Key to the Displays Helng Hung Up bj ; Tncle Sam's Vt'cather Prophet. The weather signal flags displayed over I Uje hoard of trade building mean as follows: Number 1 White flag, six feet square, In-4fck': In-4fck': eWjaeallicr. ' mber S -Bine flag, six feet square, indi-J indi-J j, les rain or snow. lx"umber 1! white and blue flag (parallel ' 's'of bite and blue ), six feet square, iudi- j reAes that local rains or showers will occur, I and that the rainfall will not lie general. Number 4 -Black triangular flag, four feet ' al the base and six feet in lengttet always re-: re-: fere to temperature; when placed above number 1, 2 or 3, indicates warmer weather; when placed below mini-' mini-' hers 1, 2, or 3, indicates colder weather; when not displayed, the indications in-dications arc that the. temperature will re- ' i::ain stationary, or that the change in tern 1 , perature will not vary more than four de- I cre6 from the tempcraturoof the same hour 1,1 the preceding day from March to Octobor j ilchisive, and not more than six degrees lor i tj:e remaining months of the year. I I Number j, while flag, six feat square, with J riiack square in center, indicates t he approach j on a sudden and decided fall in temperature. I if'. is signal is not to be displayed unless it is T peeled that the temperature will fall to I ilrty-two degrees, or lower, and is usually aldercd at least twenty-four hours in ad- 'ice of the cold wave. When number 5 is j dls played, number 4 is always omitted. When displayed on poles, the signals e ouid be arranged to read downward ; when ; I d splayed from horizontal supports a small j reamer should he attached to indicate the p Ifrom which the signals ere to be read. lJfTEKPRg TAKION or DISPLAYS. . 1. alone, indicautes fair weather, sta-; sta-; c.arv temperature. ). -i, aloiie, indicates rain or snow, sta-' sta-' ( .. temperature. s'tf 3, alone, indicates local rain, station, at icmpei-ature. oa. 1. with No. 4 above it, indicates fair .. Jj Jier, wanner. I J 1, with No. 4 below it, indicates fair 1 vre 'tier i elder. ( S i 2, with No. 4 above it,indicatei warmer j wet. ill' r. i iiti ,.r snow. Jj p, 2, with No. 4 below it, indicates colder vtj her, rain or snow. ., ;;, n ilii No. 4 above indicates warmer v 'I ' tli local rains. , 3, .villi No. 4 below it, indicates colder ' ' v 1" local .-ains. ' i 1, w ith No. 5 above it. indicates fair vi 'aier, cold wave. I '-I'-", villi No. " above it, indicates wet . shier, coli wave. |