1840.] the Theory of the Law of Storms in India. 121 



where the Megna enters the Bay of Bengal, on its Eastern bank, 

 from which place I have a letter from R. Ince, Esq. Super- 

 intendent of Salt Chokies. 



From R. Ince, Esq. Burrisaul; Lat. 22° 35' N.Long. 90° 22' #. 

 19th September, 1839. — At 4h. 40m. p.m. a gale commenced 

 from the SE. ; it blew for half an hour, then ceased for an 

 hour, when it began again, and continued all night. During the 

 20/^ the wind got more round to the east, and blew with 

 great violence until past midnight, when it settled at south, and 

 gradually cleared up ; the wind having veered round to the west 

 on the morning of the 2\st. The gale was at its utmost between 

 11 and 12 on the night of the 20th. 



Following now, as nearly as possible, the course of the river 

 on both banks, we have successively the following reports, mostly 

 received from the officers of government at the different stations 

 by Mr. Secretary Prinsep, in pursuance of the public notification 

 inserted in my first memoir. 



Report from Mr. Assistant Surgeon E. Foakes, dated Comilla, 



September 28th, 1839. 



Latitude 93° 28' N. Longitude 91° 2' E. 



On the 19/^ of September 1839, after a very hot day, thermo- 

 meter standing at 89°, we were visited about half past four p.m. 

 by a heavy squall of wind, attended with torrents of rain, thunder 

 and lightning, but not very severe. At first it came from the north, 

 but shifted round suddenly to the south, and blew very hard 

 for two hours ; the wind then abated, but the rain continued all 

 night, and in showers the following day ; the wind was from 

 the south, but not very high; it again rose in the evening 

 and blew very hard from SEbS. occasionally shifting round to 

 the east. 



2 1st. — 6 a.m. The wind still continues to blow from the 

 same quarter in squalls, attended with heavy showers of rain. — 

 Still blowing from the same quarter. 6 p.m. The wind began 

 to lull about this time, and gradually died away, blowing 

 lightly from the southward. 



