The Washington herald., 1921-08-18
The Herald 1
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THURSDAY. AUGUST II. 1871.
HOT Spell SURPRISES
ALL OTHERS IN LENGTH.

HOT spell SURPRISES
ALI OTHERS IN LENGTH.
The hot wave this country Is ex-
periencins has been OF unprecedent-
ed duration. according TO weather
experts at the Weather Bureau
here. There have been short dura-
lions OF a month or less when the
temperatures were higher than dur
ing the present hot weather hut
rever before. the weather man be-
lieves, certainly not in the last nfty
or sixty years. whose Temperature
records have been dug into, haA
abnormal temperatures been SO ey
erlastingly on the job.
Even last winter. which we re-
member as an extremely mild one
was the beginning Of the extendel
neat lave. In the Eastern and Cen
tIal States, east Of the Rockies, I'd
the last eleven months. excepted
only November, temperatures ha
been consistently higher than Il
average temperature over a lon
stretch Of years, which is taken z
standard
/ The people Of Boston have heed
living in Philadelphia during the'
first six months Of this year. SO fai
as temperature Is concerned. Prof
Alfred J. Henry. meteorological at
the Weather Bureau. has found.
The average temperature of Boston
has been abnormally high and from
January TO June has equaIed that
usually experienced in Philadelphia.
New York has been thermomet-
REALLY located for the same period
In Washington, while Washington
has been shifted southwark and
located on the boundary OF Virginia
and North Carolina
Out in the Middle West the same
southwark climatic travel has o.
CURED. Des Moines. IL IL were To-
Gated on the map by its tempera -
ture. would be sent down in South
western Missouri. Prof Henry has
found.
| Chicago has. however. been tin
hot spot Of the country this sum
mer, an analysis Of reports Shot
July was the hottest month tn
that city has had for hfty-One yearsl
Its average temperature for II
. month was rs degrees warmer tina
any other month. while it was
r degrees higher than normal. Thl
CITY has been so continually I'D
that the average temperature IA
July is higher than the averac
normal highest temperature, whilI
the average minimum temperatur.l
for the month is 81 degrees higherI
than the normal monthly mean
Twelve July days Of above 30 de-
grees weather broke all previous
records. and ffty-foUr days when
the temperature was continually
Il al
breakers The accumulated excess
temperature at Chicago from the
first Of the year to the end Of July
has been the large total Of 1883
degrees. This means that since
January the average daily excess
in temperature has been So degrees
The southwestern parts Of the
country and most Of the Pacific
Coast have been fortunate enough
TO Mrs most Of the present hot
weather. During the past months
there have been deficiencies in tenn
perature in those regions rather
than cNCesscs
Western Europe has also IN
?erienced similar continued ha
weather. according 10 data tina
have reached here. and il has Accnl
accompanied by lack Of rain and id
causing draUEht in England aud
France. How the rest II the world
: Is affected. Weather Bureau officials
do not know. as data from other
sources have come in very SLOWLY
? and are mcaECr
1t seems. however, that the gen
} eral condition can be thought Of a
an extension 81 the tropical reEionj
: r"rthward." Mai. Edward II. Bowie|
; 'href f"r""astcr. explains. I'd
'"th"r w"ruS. il appears as IL md
temperature" gradient from md
. equator To the north pole has de
CT easel during this pcriod"
The theory that sun spots hayI
, anything to do with the present huj
, spell * secuted by Ir"f. charles II
: Marvin. chief Of tho Weather Rul
leau. som" scientists in Europl
= ami this country have declared tina
there is evidently s"mr Connection
hut rruf. Marvin. after sNaminIn
tao data that have been obtained 81
the intensity ~ thu sums radiatfo
during the Prcs"u-c and absence @
sun spots, has ,rnc to the ConClu
. SION that atmosrhrri" tcmperaturex
ere not prcrcuJahly affected
spots on the sun.
We find that the temperatur,
pressures Of tho atmosphere. par
ucularly in tho >n-"alled 'centers q
action which seem to be Critics
points fni atmospheric changes
Prof. Na~Nu states. These larc
: air moV,n', MS caused hv prcssur
changes ."' u Go lee real causes q
/, temrcralrr' changes and preCipita
ti"u. s.I = have yet TO learn wha
cause tI.n"
TIL" l.n- hot spoil that We hay
l'rCn '.r-rr"nrIuE Is no sure SIG
I, that 80 Will continue and that "
viii have a late fall. according
Tr"t J. Warren Smith, who studio
thu rraihcr and its influence Q
crops and outdoor operations.
Tic most reccut hot SMELLS tha
a. not equal the present one
l'"-ih hut exceed il in tcmperatur
occurred during July. 1901. and Au
gust. 1915, according to Or. l..
N.'H- ,limatoloEist at the wcathd
i'u~raU.
pIII. MACHINE At VT <r:IM