Jump to content

Page:Popular Science Monthly Volume 18.djvu/373

From Wikisource
This page has been validated.
A JAPANESE TYPHOON.
359

rose to about twenty-five miles per hour, after which it rapidly declined.

Owing to the interruption in the continuity of these records, it is impossible to affirm that the maximum velocity of the wind was recorded. In fact, there are reasons for believing that the storm reached its greatest violence somewhat before three o'clock.

It seems quite certain, then, that at times during the storm the velocity

Chart showing the Velocity of the Wind from 7 a. m. on the 3d to 2 p. m. on the 4th of October, 1880.

Note.—The break between 2 a. m. and 3 a. m. In the curve representing the velocity of the wind is due to the tact that, between those hours, the registering apparatus connected with the anemograph was not in motion.

of the wind exceeded one hundred miles per hour; and especially must this have been the case during some of the most violent blasts, which where generally of too short duration to show with their full effect upon the register made. The fact that the pendulum of the anemograph was stopped between two and three o'clock by one of these