Northeast storms are preceded by slowly falling barometer, falling temperature, stratus clouds in the east, which spread over the entire sky.
Southeast storms are preceded by heavy fall of barometer, falling temperature, increasing humidity, stratus clouds, and detached “scud,” with wind shifting from east to southeast.
In summer a continuance of southeast wind is followed by rain. Sea-gulls gather together in flocks near the shore, uttering a peculiar cry.
Erie, Pa.
Storms from north, northwest, and west are preceded by falling barometer, brisk to high southerly winds, rising temperature, and increasing humidity.
Storms from the southwest to southeast are preceded by slowly falling barometer, rising temperature. With steady south wind at any season of the year rain is probable within twelve hours.
Fort Gibson, Indian Ter.
Falling barometer, rising temperature and low humidity, the latter forming an important element. If wind veers suddenly from southwest to west, rain follows; if this change occurs slowly, wind follows.
Cirro stratus changing to cumulo-stratus twenty-four to forty-eight hours in advance of storm.
Fort Sully, Dak.