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Barometer (Reduced to Sea Level)-Wind Direction-Character of Weather Indicated
30.20 or above, fall rapid s-e Warmer, rain within 36 hours. 30.20 or above, fall rapid w-n Cold and clear, then quickly warmer & rain. 30.20 or above, Steady vari No early change. 30.00 to 30.20, steady westly Fair, slight changes in temp, for 1-2 days 30.00 to 30.20, rise rapid westly Fair, then within 2 days warmer & rain 30.00 to 30.20, fall rapid s-e Warmer, rain within 24 hours. 30.00 or below, rising s-w Clearing & colder within 12 hours. 29.80 or below, rise rapid goes w Clearing & colder. 30.00 or below, fall slow s-e Rain within 18 hrs ,continue 1-2 days 30.00 or below, fall rapid se-ne Rain, & high wind, then within 2 days by clearing, colder. 29.80 or below, fall rapid s-e Severe storm wind & rain imminent. In winter, snow or cold wave within 24 hours. 29.80 or below, fall rapid e-n Severe northeast gales & heavy rain or snow, followed in winter by cold wave. Adjusted to show equivalent sea-level pressure for the altitude at which used. A change of 100 feet in elevation will cause a decrease of 1 /10 inch in the reading. |
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