The Houston daily post. [volume] (Houston, Tex.) 1886-1903, 1901-03-31

st Joseph Mo. March 3O.-tCopyrlght
1901, by w. 7. Foster,l-Last bulletin gave
forecasts Of disturbance to cross continent
March 20 to April >. warm waves March
IS to April l. cool wave March 81 to
April 4.
Next disturbance will reach Pacific coast
about April 3, cross west Of Rockies by
close of the 4th. great central valleys 9Th
to eth, Eastern States sth,
Warm wave win cross west OF Rockies
about April 3, great central valleys 9TH,
Eastern states 7th. Cool wave will cross
west Of Rockies about April q, great central
valleys Sth, Eastern States i0th.
The two last paragraphs above describe
one complete storm wave, the front part
of which is a low barometer or an ascend
ing volumeof air circling contrary 10
movements OF the hands OF a watch lying
With face up. The rear part of the storm
wave Is Il high barometer or downpour
of cold air circling with the hands OF the
watch. The low barometer, or front part
OF the storm wave. brings the warm wave
storm, brings the cool wave.
The disturbance described above, TO cross
meridian 30 about April 4, will ipaugurate
two weeks OF high temperature and dry
weather that will be quite favorable to
crops In the middle ATTITUDES, particularly
10 winter wheat, where the moisture has
becu suVlfltnA up 10 that tline.
The cool wave following this disturbance
VIII not 20 very low and will NOT cause
much connection In the atmosphere. Nari-
able temperature ana quiet weather is eN-
pected 10 about April IL, meridian 90,
when the lowest temperature VIII have
been reached ana conditions will change
toward another high temperature wave,
~
New readers OF weather forecasts need
fixed Ideas IN reference 10 weather changes.
All meteorologists, including United States
weather hureau officials teach that the
weather disturbances cross the continent
In three to Eve days, moving from west
20 east and therefore their time is 10 he
calculated as We would calculate n rail-
road express train that starts eastward
from san francisco.
IL Is convenient, In forccasting the time
Of these storm disturbances, 10 use me-
ridian 90 for II We can know when the
disturbance, viii cross that line Il is easy
lor the reader 10 remember that IL should
feach the Eastern States one TO two days
a. N'"'N7 west OF that line one
70 three days earlier.
easily remembered. because Ii runs north
New Orleans
All The principal disturbances AFFECT the
weather Simllar'N-not exactly the same
from the gulf of Mexico to the northern
seiuements OF Canada, therefore In long
rang ioreeasting II We correctly time
tne storm wave the forecasts Will Ht nearly
az parts OF the North American continent
,Ihe principal exceptions 10 this are the
stein1tles ~ southern California. Georgia
the Narolinas ana Florida, These must be
separately calculated
~
Bnlle'in of February IS said: From
March 10 10 20 viii come one OF the
sgestest falls Ia temperature Of the year.
Examine the temperatures OF any po,nt
on meridian 60 ST. Louis as samp,e.
h!ghest temperature. March 10 was -
lowest March - was IS. a difference OF
~ assrees. Diherence Ia mean daily TEN,
peIature was % degrees The forecast was
a ns suSssss, Tue great fall in tempers ture
"SSutreu az time when the natural and
average order wss in favor Of consider.