1849.] Eighteenth Memoir on the Law of Storms. 835 



Abridged Log of the Schooner Flora Macdonald, Capt. Murch, 

 (No. 6 on the Chart) from Calcutta to Arracan. Civil Time. 



10th Oct.— Light breezes E. N. E. and cloudy. Noon Lat. 20° 34' N. ; 

 Long. 92° 15' East : p. m. calm and cloudy weather, current setting N. W. 

 2\ knots ; came too in 10 fs. water off St. Martin's Island ; 9 p. m. wind from 

 E. N. E. and sea getting up. Midnight increasing strong gales and cloudy, 

 with a heavy high sea. 



l\tk Oct. — a. m. wind E. S. E. increasing to strong gale and heavy sea at 

 noon when Lat. 19°56' N. ; Long. 92°0' East by Acct. ; p. m. wind S. E , 

 heavy gales and rain with squalls and gusts at times to midnight. 



\2th Oct.— Wind E. S. E. strong gales; Lat. noon 19° 47' N. ; Long. 

 91°10' East ; p. m. wind S. E. b. E. ; weather the same to midnight. 



13^ Oct.— Wind S. E. strong gales and squalls. Noon Lat. 20°20' N. ; 

 Long. 90°30' E. by Acct.; vessel under bare poles; 4 p. m. wind South and 

 S. S. E. ; midnight weather the same. 



Abridged Extract from the Log of the Ship Barham, Capt. Gimblett, 

 (commanded by her Chief Officer, Mr. Vaile,*) (No. 7 on the 

 Chart) from Madras to Calcutta. Civil Time. 



Oct. 10th, 1848.— Noon Lat. 15° 40'; Long. Chr, 86°15'; Bar. 29.72; 

 Simpiesometer 29.45 ; Ther. 84°; p. m. fresh but unsteady breeze northerly, 

 and squally with a heavy swell from the eastward. At 8 hard squalls and 

 heavy sea; making preparations for bad weather; 11 more moderate. Midnight 

 Bar. 29.65; Simp. 29.36. 



llth Oct. — a. m. very hard squalls W. N.W. and heavy rain with vivid light- 

 ning; 2 a. m. Bar. 29.58; Simp. 29.28. Reduced sails to close-reefed topsails, 

 the clouds having a red appearance, similar to what is observed at sunset ; 7 

 A. m. glass risingf and weather moderating. Noon variable with passing 

 squalls and a confused swell; Lat. Obs. 15°22' N. ; Long. 87°16'. Course 

 S. 73° East, 63' ; Bar. 29.68 ; Simp. 29.38; Ther. 84 ; p. m. wind S. Westerly 

 light airs and calms, with squally appearance all round ; 3.30 ; breeze from the 

 S. W.; out 2 reefs; 4 p. m. W. N. Westerly, a strong unsteady breeze with a 

 high sea and much lightning at midnight. 



Oct. 12th. — a. m. unsteady breeze N. W. and squally : lightning has a very 

 peculiar appearance similar to the flash of a gun. Barometers rising and fall- 

 ing in a most extraordinary manner these last two days ; daylight weather 



* In consequence of a severe accident Captain Gimblett was obliged to remain at 

 Madras. It will be seen that the ship could not have been confided to abler hands. 



t The Barometer tide no doubt, but the treacherous moderating as well as the 

 red sky is well worth notice. 



5 p 2 



