486 MONTHLY WEATHER REVIEW. SEPTEMBEB, 1915
as from 30 to 35, while for September, 1914, in the five- depee square from latitude 45' to 50' N. and longitudo
45 to 50' W. fog was observed on S days, or a pcrcnnta e
30 to 25, while for tlie month uncler cliscussion it, was only
10. In the square froiii littituclo 55' bo GOo N. alii1 higi-
tude 15' t.0 20' W. it wtls 3 and t h noriiid 5 , showing t1i:i.t
of 27. Tho normal ercentngo for the squnre from l a .t h i t f u
45' to 50' N. nud P ongitudu 35' to 30' W. vn.rios froni
from +2.5' at Eastport to -0.3' a t New York, -2.3'
at At,lantic City, -2.7' n t Hatteras, -0.1' a t Jackson- ville, and -0.5' n t Key West.. There was ns usual rain nearly every day over some portions of tlie trans-Atlantic routes, though no hail or snow was reported during the
month. ' !
A PACIFIC WRRICANE OF SEPTEXBER, 1915.
By JAMES H. KIMBALL, Observer.
[Dated: Weather Bureau, Marwe Center, New York, N. Y., Ort. 32, 1915.l
Violent storms occurring in the tropical waters of the Pacific Ocean adjacent to the Nortrh American Continent are so infrequent that in the pre arat,orp cliscussion of a
none in tlie past five years incficatw sufficient storm (1s-
velopment t,o warrant tracing on the Pilot C1inrt.s of the United St,ates Hpdrograpliic 0fi.ce. True, t.liore havc.
been in recent times n few clist.urbniices t h t hurl? lint1 their inception somewlint to the east of the Hawniian Islands, whence they s w It) nc,rt,li~~~cst,\~nri-l. rccurring
track lenclitig t,o Alaskn. Well to the eiist of the Hnwniian Iels~lds lies t,lle wpioii of el C'orclonrtzo cle Sm Frnnciwo,' the fanciful nt~im given by the Spaninrcls t.0 t.he violent wincls that occur
on the west coast of Mesico, one in srcry sewn or riglid
I See this REVIEW, November, 1695, 38: 435.
lwge number of observations cmt Iil erecl from that section
near Japan and nftorwnrc 1 s follo\i-iiig t,lie iiwii.1 stoini
years, toward the close of the rainy season; that is, about the timc of St. Francis's Day, October 4. These storms attain hurricane force, nncl tlie observntions that follow
scciii to furnish nicnsurenients of onr? of them. While t>hc storni osperienced by the PaZZiop does not appcnr to have .hid sufficiont strength to insure its pas-
st~lge wostwnrd to the region of storni inception lying
nrur the Hnwaiinn Islancla, stmill t.he suggestion is inevi- t,nble tlint future observations niay show that a storm track (~osses t.hc Pncific from Mesic0 t.o Japan.
Extrm-t .fmut ~i i f f ~t ~~i ~r i ~l f i !i ~~~~l l i q of dfuttt *h;p (:'allinpe. C:ipI. chm. E.
ll'opp, Ilniiolr~lic in Poitnnrii. Rcptenibcr 4-5, 1 ~1 5 .
Scpt. -1. 2 P. br. Fresheniw wind from north and lmking to NNW.;
b:wonirt,er. 2!l.!l@ inrhes: deep NE. swell.
G P. 31. Strisng northerly wind; rising sen; equally. S P. IC. Fresh NNE. gale; sqii:ills increasing iu force and mow Erqucnt ; hem-y r:iin; 11:irnnict.cr. 29.70 hrhes.
11 r. M. Whi-llr. gal(! from NNE.. heavy sea and fierce Sqlldh; lmo met er 29.50 inches. Midnight.. No chmge in went.her. Sept.. 6. 2 .4. w. Wind sudilcnly fell to dmost n calm mid sea falling rapidly; 1ic:n-y freiluent liglitniiig froni the south. 3 bo 3 A. 11. Light wind grxlually hauling from NNE.
through east to soiidh. 3:15 A . M. Wind ldowing from the south a whole gale; aea rose very quickly from that quarter; dso very heavy rain squalls. When wind shifted t.he 1:monieter st,iwted Do rise almost. a* rq>idly iis it had fallen. Wind Mew steadily from R. to ssw., and the westhcr gradunlly moderated 80
t.h:lt I was alde t.o keep away on my coiirse at 6 P. M. Pre- vinris t.o this wos hove to and ping half s ,eed. During the mrly hours of the miirning of the 5111 1iaS t.qxuilins ripped off some of the hat.ches.-Ch!hns. E. Topp.
On the St.11, n t 2 A. M. flat,. 3 .5 O 40' N. nnd long. 109'
40' W.'), with the winel NNE. sncl force 10 the barometer fell t.o it.s lowest, reading for the storm, riz, 20.30 inches. Short,ly afterwards the wind fell suclclenly to the cdm as nientioned in the second parngrnpli of the report.
From the abore report it n.ppen.1-s thnt a well-formed n r t es of niodera.te violence prevsilecl on September 4-5,
101.5. nhout, 500 niilcs s0ut.h of the iiiost, southerly point i)f LI.I-.VC'P C'nlifornia miti s1ight.l-y nearer in a nort.heast,erly
ilirrct.ion t.o CLdimn, Mexico. The et,orni., when observed hy Chpt,. 'l'qp, p:tsserl close t,o the position of his ship
imI1 WIS traveling froni southeast) tmo northwest. ITnfort.ui:ntcly time were but, few renclings of the ba-
roi~ictrr t,nIicn, h t . tlicir number is sufficient t,o show a
ni.oderat,e t,liougli uniform gradicnt of a vortex having a large diiiniet,er at its lowest level.