1850.] Nineteenth Memoir on the Law of Storms. 365 



On the 19th April. — From a. m. to noon winds variable from N. N. E.; North- 

 West ; W. S. W. ; S. W. b. W. and S. W. ship running to the S. S. W., S- 

 W. b. S ; South ; S. S. E. and S. E. from 2 to 7 knots ; squally unsettled weather 

 and S. E. swell. Noon moderate. Light S. S. W. breeze, heavy sea with dark 

 ponderous masses of clouds rolling up from the southward to the zenith and 

 then gradually disappearing. Lat. Indiff. Obs. 7.38 S. ; Long. 85° 36' East . 

 Bar. 29.60 ; Simp. 29.27 ; Ther. 82°. p. m. S. E. airs and a stationary bank 

 of dark Nimbi to the S. Eastward. Clouds a. m. Cumuli, cumulo-strata, and 

 dense packed Nimbi. To midnight wind increasing and decreasing from the 

 S. E. every 3 or 4 hours. 



20th April.— a. m. winds East to N. E. and E. N. E. at 10 a, m., and 

 moderate. Ship making from 7 to 4.4 knots to the S. S. W. Noon Lat. Acct. 

 9° 14' S.; Long. 85° 14' East; Bar. 29.52; Simp. 29.20; Ther. 83°. p. m. 

 wind N. E. ; E. N. E. and East at 6 p. m. when again S. East, E, N. E. and 

 N. N. E. to midnight. At 4, clear sky to the North, and dark and heavy to the 

 Southward, midnight fresh N. N. E. breeze and very heavy rain clouds, p. m. 

 dense strata. 



21st April. — a. m. strong squalls N. E. veering to East and to E. S. E. ; 

 at 4 a. m. with heavy rain ; daylight strong gales and heavy sea. Weather like 

 the commencement of a strong trade, but Bar. and Simp, too low to feel satis- 

 fied with appearances. Noon fresh gales S. E. (from 10 a. m.) Lat. Obs. 10° 

 23' S. ; Long. Chr. 84.5 ; Bar. 29.55 ; Simp. 29.20 ; Ther. 83°. Clouds 

 a. m. Cirro cumuli, leaden stratus to S. E. p. m. threatening weather to the 

 Southward, wind S. E. ; at 2, S. S. E. veering to E. b. S. ; at midnight marked 

 S. E. again ; at 5, strong gales, and at 8, heavy gusts at intervals with a frightful 

 turbulent swell and a confused sea breaking heavily all round " as if the ship was 

 surrounded by coral reefs." From 9 to midnight more moderate. Bar. 29.54 ; 

 Simp. 29.18; Ther. 82°. Clouds p. m. leaden coloured. 



22nd April. — a. m. wind E. S. E. to S. E. 10 a. m. S. E. b. S. At noon 

 S. E. 2 a. m. dense threatening arched banks, continually rising from S. E. 

 with much rain and tremendous squalls. 9, squalls continue with frequent 

 lulls. Bar. at 29.48 and continuing to fall. Feeling convinced that if we stand 

 any for ther to the Southward (S. W.J we shall get involved, and that the storm is 

 tearing down on us from the Eastward, At 10, stood away N. W. to get clear of 

 its influence. At 11, very high sea at intervals, strong squalls, wind veering to 

 the Southward. (S. E. b. S.) Noon the same with a gloomy leaden appearance ; 

 Lat. D.R. 11° 38' S.; Long. 82° 49' East; Bar. 29.50 ; Simp. 29.21 ; Ther. 

 82°. Clouds a. m. heavy low leaden strata. Ship now running 6 knots to the 

 N. W. p. m. more moderate ; under close reefed fore and main topsails ; at 2. 

 tremendous turbulent sea rising in heaps. Wind S. S. E. at 1 ; S. b. E. at 

 3; S. S. E. at 5 p.m.; after which alternating from S. \ E. to S. E. to mid-. 



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