326 



REPORT 1864. 



Meteorological Observations made at different Stations in connexion with 



the Balloon Ascent in 



Augiist 29, 1864 (continued). — Kotal Obseevatort, Greenwich. 



Time of 

 observation. 



Reading of 



Barom. 

 reduced 

 to 32° F. 



h m 



I izp.m. 



5 IS .. 



S 17 ,. 



5 22 „ 



5 27 >, 



S 3° 

 5 31 



5 45 



6 o 



29-869 



29-871 



Thermom. 



Dry. Wet 



69-9 



69-6 



29-875 

 29875 



68-6 

 67-5 



58-3 



58-1 



Temp, 

 of the 

 dew- 

 point. 



Ten- 

 sion of 

 va- 

 pour. 



49 '4 



49*3 



57-5 

 57-0 



488 



48-7 



■353 



•352 



•345 

 •344 



Degree 



of 

 humi- 

 dity. 



48 



49 



49 

 5° 



Direc- 

 tion of 

 wind. 



s.s.w. 



s.s.w. 



s.s.w. 



s.s.w. 



Remarks. 



Grapnel still visible, but con- 

 necting - rope not distin- 



Sand thrown out. [guished. 



Mr. Coxvvell visible in ring. 



Balloon descending ; gas being 

 let off rapidly ; balloon quite 

 flaccid. 



Moving northwards ; stUl 

 seen through mist, appa- 

 rently over Essex Marshes, 

 far beyond North Woolwich. 



The zenith is almost entirely 

 free from clouds. 



Balloon down ; grapnel caught; 

 balloon jerked over. The 

 place of descentwasobserved 

 to be not far from the Essex 

 bank of the river, and was 

 estimated near Purileet, or 

 perhapsfurther on near bank 

 opposite to North fleet. 



Light clouds near horizon. 



Cloudless, with the exception 

 of a few light clouds in the 

 S. and S.E. 



August 29, 1864. — Blackheath. 



1 op.m, 

 20,, 



2 30 „ 

 30.. 



10 

 20 



30 



40 



5° 

 o 



10 

 4 20 

 4 30 



29944 

 29-950 

 29-950 

 29-950 



29-950 

 29950 



29-950 

 29-950 

 29950 

 29950 

 29-950 

 29-950 

 29-950 

 29-950 

 29-950 

 29940 



29-940 



29-940 



29-940 



29-940 

 29-940 

 29-940 



711 



74-6 



74-1 

 73-6 



73-0 

 73-6 



73'i 

 72-6 

 72-2 

 71-8 

 71-0 

 70-9 

 70-8 

 70-7 

 70-4 

 70-a 

 69-9 

 68-8 

 68-6 

 68-5 

 68-0 

 67-5 



58-4 

 62-9 

 626 

 62-1 



6i-i 

 61-3 



6i-o 



60-7 

 60-5 

 60-3 

 60-0 

 6o-o 

 59-0 

 59-2 

 S9'4 

 S9-S 

 59'4 

 59-0 

 59-0 



59° 

 58-3 

 58-0 



48-7 



54-5 



54-1 



53"7 



52-3 

 S2"4 



52-0 

 5,-8 

 51-8 

 51-6 

 51-6 

 51-6 

 49-8 

 50-2 

 51-0 

 51-2 



5'-3 

 51-3 



S«-5 

 515 



5o"7 

 50-4 



■344 

 -425 

 -419 

 •413 



■393 

 ■394 



•388 

 •385 



•385 

 -382 

 -382 



•382 



■358 

 -364 



■374 

 ■377 

 -378 

 -378 

 -381 

 -38. 

 -370 

 ■366 



45 

 50 

 50 

 5° 



48 

 48 



48 

 48 



49 

 49 

 50 



50 

 48 

 48 

 5° 

 51 

 52 

 53 

 54 

 54 

 53 

 54 



w. by s. 

 w. by s. 



w. 



w. 



w. by s. 

 w. by s. 



s.w. 



s.w. 



s.w. 



s.w. 



s.w. 



s.s.w. 



s.s.w. 



s.s.w. 



s.s.w. 



s.s.w. 



s.s.w. 



s.s.w. 



s.s.w. 



s.s.w. by s. 



s.s.w. by s. 



s.s.w. by s. 



7 

 3 

 3 

 3 



4 

 4 



4 

 4 

 5 

 7 

 4 

 4 



3 

 2 

 2 

 2 



2 

 2 

 o 

 o 

 o 

 o 



Cirrus, cumulus, cirrostratus, 



and cumulostratus. 

 Cumulus and cirrostratus in 



horizon ; clear in zenith. 

 Detached cirrocumulus and 

 cirrostratus; clear in zenith. 

 Clear in zenith ; cirrocumulus 



in horizon, 

 f Clear in zenith, with the 

 exception of a cii-rocu- 

 mulus cloud. 



Cirrostratus and cumulus. 



Cirrostratus and cirrocumu- 

 lus. 



Cirrus in horizon. 



Clear above ; cirrostratus in 

 the horizon. 



A few light cirrus clouds iui 

 horizon. 



Sky looks misty. 



