INSTRUMENTAL AND OTHER LOCAL INDICATIONS OF APPROACHING STORMS.
[Compiled from reports made to the Chief Signal Officer by observers of the Signal Service, U. S. A.]
Albany, N. Y.
Storms set in with southerly winds, and are always preceded by falling barometer, and usually by falling temperature, with nimbus or cumulo-stratus clouds.
Alpena, Mich.
Cirrus, cirro-cumulus or cirro-stratus clouds in upper, and a dull haze in lower atmosphere. Lower winds from westerly direction, falling barometer and rising temperature.
Atlantic City, N. J.
Coronas and halos; prevalent haziness in lower atmosphere; cirro-stratus clouds; unusual amount of humidity; stationary barometer occurring after either a considerable rise or fall of the mercury; backing winds.
Augusta, Ga.
Slowly falling barometer, with rising temperature, and wind from the east or southeast, usually indicates rain, which continues until wind veers to the west or northwest; cirro-stratus clouds precede wind and rain, and are frequently noted from one to three days in advance.