Saint Mary's beacon. [volume] (Leonard Town, Md.) 1867-1983, 1882-03-02

49, ~4@44MA @44N y ~ t&.4GG H. E5Z&A8-
mento, furnishes tie folio ing in
seresting facts and figures concern
ing the hail storm yesterday, and
also cOFTects 3 popular, though eF-
roneOue, belief Is 10 how hail Is
formed. The article will repay =
careful peTnsai: Ill
The han storm ct Yesterday vas
very limited in bTeadfh from vest
70 eagl. bot ice length / am unable
70 1ay The storm travelled rapid
j. ff0m mort h-nOfthwest - soslfh-
southeast. Rain BEGAN 20 fan AZ
30 p. n. and hail st 5:27 b. M.
lasting about two minutes. III
continued 70 rain slightly, and at
3:42 p. m. another and 4 heavier
fall Of hail occurred, lasting about
tWo aud ahalf or three Minutes.
Tie rain c0utinned until ass 3.
~ The total rainfall and melted
hail YES o 10 Inches. AZ go D.
10, &C the commencement of the
sqnal, the Thermometer stood at
o. &C 80 p. IN. (afles the first
shower OF hail it fell 60 e.. and AZ
) lpJ - later The last tall OF
80 i had dropped 20 4 , q fail
O60 IN twenty-five nsinntes: ne 4
p N ave minutes after the rain
had ceased and the clouds passed
over, the temperature rose 10 47e.
@Elee OF ~ in about ten minutes.
] gathered large ball OF hail and
placed the minimum thermometer
In il, and found the temperature
20 De Size. Hail Is most common
80 the middle latitude.
IN Europe hail occurs naost fra
qnentI near the Atlantic cnnsf.
ahd dlmi1ishes IN frequency as we
proceed eastward. In France hail
tails on On average fifteen times
IA Q year; in Germany Eve times.
90 U Russia oaly three times.
nal talis IN every part ofthe Uni
teo states. but cases Of very large
hail occur but seldom. Hail fafls
occasionally bet not cften. n The
West India Islands.
Within the tropic hail il Of rare
occurrence at the level Of the sea:
bat when Il does occur, the stones
are generally Of . very great size.
Hail atoKEns usually travel RAPIDLY
over the country in straight bands
Of small breadth but considerable
length.
alhe formation Of hail i inyari.
ably attended by two distinct cur
rents OF air, and one Of these dis
places the other with great vio-
ience. The current of air which
precodes the approach OF = hail
storm Is warm and highly charged
with moisture; that which sue
ceeds the fall OF hail has an lev
chillness The warm and humid
ar IL displaced BY the cold cur
rent, and is thus forced 10 10 a
great elevation above the earth.
~ which means les vapor il sud
denly condensed. Upon the front
Of hail clouds their condensed va
vor exists in the form Of water.
whose temperature is near 32o. In
the interior Of the hail cloud the
vapor is precipitated in the form
o. snow, whose temperature e
sometimes as low as zoe.
The hail which fell here yester.
DAY probably was formed at or
near the fnnfhilIe. The Tanners.
tl!e Of the Dir must have BEEN cor.
siderably higher there than here,
ana . lower barometer, caused by
The nnwaEd tendency Of the warm
uloI.t els from the so0t aeasl /: EIg;s
southwesterly wind when Il reach
60 the mountains was forced ND TO
: considerable elevation, its mois-
tures condensed by the cold. formed
itself into cuInulus stratus clouds.
their presence indicating a hot
temperature Cd the earth q surf dee.
The sudden change in the winds
direction from the southeast 70
north-n0rthWest and blowing quite
srosh between IL and 12 o'clock
cause Of the hail The hal and
moist southeast wind and il az
pansi0n by heat, and also ita com
ing in contact with the sides az the
mountaius, would produce an M.
ward current; this cold north wind
~ its specific gravity, would pro-
duce . downward current: the ~.
cending warm and dssoandinr nol1
currents coming In confacf r,,.-
duce q violent whirIinr naofscn
something that ALWAYS eccnrs -.
fore hail can b formed. on tha
Rsa1nmit of the meuntminsr ol,sar.
vakieae have shown thak an fha
ls0llt nt he hail-cloUd. there exisie