122 



METEOROLOGICAL OBSERVATIONS. 



OBSEEYATORY. 

 ORANGE HARBOUR, TIERRA DEL FUEGO. 



1839. 



Barom. 



THERMOMETERS. 



April 11. 



1 A. M. 



2 " 



3 " 



4 " 



5 " 



6 " 



7 



9 " 



10 " 



11 " 



12 " 



1 P. M. 



2 " 



3 " 



4 " 



5 " 



6 " 



7 " 



8 



9 " 



10 " 



11 " 



12 " 



Mean. 



29-464 



29-516 

 520 

 520 

 520 

 520 

 500 

 484 

 450 

 428 

 410 

 384 

 370 

 340 

 320 

 300 

 300 

 280 



41-5 



41-5 



44 



44-5 



45-5 



45 



47 



47 



48 



47-5 



47 



45 



45 



44-5 



44 



44 



43-5 



43-5 



42 



42 



44-5 



44 



45 



43 



46 



46 



47 



47 



46-5 



40 



40 



42 



44 



44 



44 



46 



48 



46 



46 



46 



45-5| 43 



45-5 



45 



44-5 



44-5 



44 



44 



44 



43 



44 



44 



43-5 



43 



40 



40 



44 



44 



45 



46 



46 



46 



46 



46 



46 



43 



45 



44'5 



45 



45 



44 



44'5 



o 

 ~ 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



43 



29-421 I 44-88 44-771 43-86' 44-38' 43 46-66 45-5 



47 



47 



47 



47 



47 



47 



47 



47 



47 



46 



46 



46 



43 



48 



470 



44 



Hygrotu. 



Direc. 



Clouds. 



fc. j 



36 

 50 

 45 

 10 

 Hi 

 50 

 38 

 30 

 22 



Rain- 18 in. 



S.W. 



S.W d . 



N.W. 



Nimbus. 



Stratus. 



Cir. stra. 



q.p. 



b.c. 



RESULTS OF OBSERVATIONS. 



Mean of 30 days, 

 Highest mean, 

 Lowest mean, 

 Highest point, 

 Lowest point, 



BAROMETER. 



THERMOMETER IN HOUSE. 



Mean of 30 days, 

 Highest mean, 

 Lowest mean, 

 Highest point, 

 Lowest point, 



29-587 

 30-236 

 29-064 

 30-260 

 28-910 



44-45 



49-89 



37-47 



55 



34 



THERMOMETER, BULB COVERED WITH BLACK WOOL. 



Mean of 24 days, 46-26 



Highest mean, ..... 50-72 



Lowest mean, 35-33 



Highest point, 72 



Lowest point, 31 



THERMOMETER ATTACHED. 



Mean of 30 days, .... 



Highest mean, .... 



Lowest mean, .... 



Highest point, .... 



Lowest point, .... 



44-53 



50-11 



37-52 



56 



32 



THERMOMETER IN HOLE, 2i FEET BELOW SURFACE. 



Mean of 28 days, 43-28 



Highest mean, 46 



Lowest mean, ..... 42-6 



Highest point, 46 



Lowest point, 39-5 



THERMOMETER UNCOVERED. 



Mean of 30 days, 

 Highest mean, 

 Lowest mean, 

 Highest point, 

 Lowest point, 



43-32 



50-60 



34 



67 



31 



