Atlanta semi-weekly journal. (Atlanta, Ga.) 1898-1920, 1916-01-28

BY FREDERIC J. HAsKIl

r UsT as the west wind is your best friend in the
matter of weather; bringing clear cool days, 80
- the wind blows before storm
have seen that anti-cyclone is a great cone
of cold air. moving country from the west
the time circulating like the hands OF a
clock that all over North America 1t produces
west wind. The phenomenon known as cyclohe' ""i'"
brings the storms the opposite in every way
1t is mass of moist, warm air which usually forms
somewhere in the west or middle The dry,
cold which surrounds it, being heavier, rushes IN
base squeezing it to point. and circulate
ing and round it. Thus the cyclone is an in
warm moist air circulating in the oppo
site direction from the hands of a clock
If you are going to understand the weather you
must make no mistake about the size ana action OF
these cyclones and antcyclones. cyclc=.S y usually
oblong 1t may extend from far into Canada to far
in Mexico, and from the Atlantic coast
to the Mississippi valley. Therefore it revolves
across country, it brings east winds and THESE
laden with moisture. Also, because OF
the difference of temperature between the anti
cyclone and the surrounding air. these winds are apt
to develop great violence So the cyclone Is the pre-
of almost everything undesirable IN weather
The northeasters on Atlantic that kick the
up nigh and wreck the boats are almost
invariably cyclones that originated somewhere in the
Rocky mountains although you will have a hard time
convincing the longshoreman that they do not come
In summer, when long spell OF
not, weather settles upon the land. sapping
your energy your disposition, 1t is due to
presence a torpid, slow-moving cyclone So that
whenever the wind from the east winter or
summer, you may, be the weather is going to
change for the worse
The weather bureau has been watching storm
that has crossed United States for great many
years. and it has found there is regular cycle
of these movements Every year, about ITO storms
cross the country and about 1913 of these are born
in the west while the other usually come from
the eastern gulf states Fifteen storms year start
in the west gulf states, especially in Texas Twelve
originate the Colorado Rockies. The western pla-
tau states about storms every year The
bureau knows approximately the course that
each of these follow For example, both the gulf
and the Colorado usually shoot across the
country northwestward to the St Lawrence valley
section gets about two storms week, all In all
About the thing you say for the weather in
the st. Lawrence valley is that it never lasts long
Occasionally any Of these storms may deviate slight
ly from path. The result will be storm in
some section where clear weather predicted. 1t
little deviatons. impossible to foresee which
cause every man who left his umbrella at home to
say unpleasant things about the weather bureau.
Occasionally two cyclones will the
country at time, and if they happen to run
together combining their moisture. heavy rain
is the result
The brisk cyclone that brings stiff east wind and
driving snow, is the least undesirable variety
1t is the slow-movng cyclone, bringing moist, muggy
weather, that to be dreaded. In the winter
until the cold heavy of anti-cycone and
pushes it away In the summer 1T is q heat wave,
which usually until it is relieved by thunder
storm.
AS we have said, the surest indication of APP
preaching cyclone wind from the east This tells
you that before it arrives, will
number of thin, wispy clouds nigh up in the air