The Hurricane Guide / Being an Attempt to Connect the Rotary Gale or Revolving Storm with Atmospheric Waves.

by William Radcliff Birt

LEFT-HAND SEMICIRCLE.

Wind E.N.E., N.E., N.N.E., N., barometer falling, first half of storm.
Wind W.N.W., N.W., N.N.W., N., barometer rising, last half of storm.

HURRICANE MOVING FROM NORTH TO SOUTH.

Axis line, wind W., barometer falling, first half of storm.
Axis line, wind E., barometer rising, last half of storm.

RIGHT-HAND SEMICIRCLE.

Wind W.N.W., N.W., N.N.W., N., barometer falling, first half of storm.
Wind E.N.E., N.E., N.N.E., N., barometer rising, last half of storm.

LEFT-HAND SEMICIRCLE.

Wind W.S.W., S.W., S.S.W., S., barometer falling, first half of storm.
Wind E.S.E., S.E., S.S.E., S,, barometer rising, last half of storm.

HURRICANE MOVING PROM WEST TO EAST.

Axis line, wind S., barometer falling, first half of storm.
Axis line, wind N., barometer rising, last half of storm.