Baltimore, Md.
General storms by very high barometer, dense haze, light, variable winds from east or northeast.
Southeast and southwest storms preceded by high temperature, low barometer, and brisk northwest winds.
Local storms preceded by unusually high temperature, cumulus clouds, and rapidly falling barometer.
Fort Benton, Montana Ter.
Wind storms, preceded by low barometer, low humidity, cirrus or cumulus clouds, with wind from west or southwest, generally the latter.
Rain, preceded by cumulo-stratus clouds, with wind from west to north and northeast, barometer moderately low, remaining stationary during storm.
Snow-storm, same condition as rain, except that barometer falls and stratus clouds prevail.
Bismarck, Dak.
Rapidly falling barometer, rising temperature, and light southerly winds indicate rain or snow, according to season of year.