272 



Hourly Meteorological Observations, September 23 — 26, 1844. 



Gdtt. 

 Mean 

 Time. 



23 23 



24 

 1 

 2 

 3 

 4 



9 

 10 

 11 

 12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 







1 



2 



3 



4 



5 



6 



7 



25 



Baro- 

 meter 

 at 32°. 



9 

 10 

 11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 



26 



1 



2 



3 



4 



5 



6 



29-886 

 880 

 882 

 881 

 884 

 880 

 878 

 898 

 904 

 916 

 933 

 943 

 944 

 946 



29-947 

 943 

 944 

 937 

 940 

 940 

 959 

 964 

 963 

 968 

 964 

 962 

 961 

 957 

 954 

 950 

 949 

 955 

 963 

 963 

 964 

 960 

 962 

 950 



29-940 

 938 

 928 

 924 

 920 

 918 

 919 

 922 

 924 

 919 

 915 

 913 

 911 

 906 

 896 

 887 

 873 

 887 



Thermometers. 



Dry. Wet. Diff. 



55-2 

 54-2 

 56-8 

 56-5 

 57-4 

 56-8 

 55-7 

 52-5 

 48-6 

 47-7 

 43-3 

 41-0 

 38-0 

 36-4 



34-7 

 349 

 340 

 34-6 

 34-2 

 33-9 

 34-7 

 38-8 

 47-5 

 51-1 

 55-2 

 56-8 

 58-1 

 58-3 

 58-2 

 580 

 57-0 

 55-9 

 54-7 

 53-5 

 52-9 

 52-6 

 52-9 

 52-5 



52-9 

 52-3 

 53-3 

 53-2 

 53-1 

 53-2 

 53-5 

 54-2 

 55-7 

 56-9 

 58-9 

 60-8 

 61-0 

 59-7 

 61-1 

 60- 1 

 59-0 

 58-0 



49-3 

 48-6 

 50-0 

 50-0 

 50-4 

 50-8 

 50-0 

 48-4 

 45-9 

 45-1 

 420 

 40-5 

 37-5 

 36-0 



34-6 

 34-5 

 33-7 

 34-1 

 34-0 

 33-8 

 34-5 

 38-7 

 46-9 

 49-7 

 50-6 

 51-6 

 53-2 

 52-8 

 53-0 

 53-0 

 52-1 

 51-8 

 51-1 

 50-7 

 50-4 

 50-4 

 50-8 

 50-8 



50-9 

 50-4 

 51-2 

 51-0 

 50-9 

 51-1 

 51-6 

 52-2 

 53-0 

 54-0 

 55-3 

 56-7 

 56-6 

 55-7 

 56-0 

 55-1 

 55-0 

 54-3 



Wind. 



Maximum 

 force in 

 It. lO". 



From 



5-9 

 5-6 

 6-8 

 6-5 

 7-0 

 6-0 

 5-7 

 41 

 2-7 

 2-6 

 1-3 

 0-5 

 0-5 

 0-4 



0-1 

 0-4 

 0-3 

 0-5 

 0-2 

 0-1 

 0-2 

 0-1 

 0-6 

 1-4 

 4-6 

 5-2 

 4-9 

 5-5 

 5-2 

 50 

 4-9 

 4-1 

 3-6 

 2-8 

 2-5 

 2-2 

 2-1 

 1-7 



20 

 1-9 

 2-1 

 2-2 

 2-2 

 2-1 

 1-9 

 2-0 

 2-7 

 2-9 

 3-6 

 4-1 

 4-4 

 4-0 

 5-1 

 5-0 

 4-0 

 3-7 



lbs. 



O-I 

 0-2 

 0-2 

 0-2 

 0-2 

 0-2 

 0-1 

 0-1 

 0-1 

 0-1 

 0-1 

 0-1 

 0-0 

 0-0 



0-0 

 00 

 0-0 

 0-0 

 0-0 

 00 

 0-1 

 O-I 

 0-1 

 0-3 

 0-3 

 0-5 

 0-8 

 0-5 

 0-4 

 0-4 

 1-1 

 1-0 

 0-3 

 0-2 

 0-2 

 0-2 

 0-2 

 0-3 



0-4 

 0-3 

 1-2 

 0-5 

 0-5 

 0-4 

 1-2 

 1-0 

 1-0 

 1-5 

 1-7 

 1-4 

 1-3 

 1-3 

 0-9 

 1-4 

 1-1 

 0-7 



lbs. 

 0-2 

 01 

 01 

 0-1 

 0-2 

 0-0 

 01 

 0-0 

 0-0 

 0-1 

 0-2 

 0-0 

 0-0 

 00 



00 

 0-0 

 00 

 00 

 0-0 

 00 

 00 

 0-0 

 0-1 

 0-2 

 0-4 

 0-5 

 0-3 

 0-6 

 0-3 

 0-3 

 0-3 

 0-3 

 01 

 0-2 

 0-0 

 01 

 0-2 

 0-3 



0-3 

 0-3 

 0-4 

 0-4 

 0-3 

 0-6 

 10 

 1-1 

 0-8 

 0-7 

 1-6 

 1-1 

 I-O 

 0-5 

 0-8 

 0-9 

 0-7 

 0-9 



pt. 

 31 

 28 

 26 

 23 

 25 

 24 

 24 

 20 

 21 

 20 

 20 

 16 



16 



24 

 20 

 20 



IS 

 18 

 16 

 18 

 17 



24 V. 

 23 

 20 

 22 



24 V. 

 24 

 23 

 22 

 24 

 20 

 16 

 20 

 20 

 20 



20 

 20 

 20 

 19 

 20 

 19 

 19 

 19 

 19 

 18 

 19 

 18 

 20 

 21 

 19 

 20 

 20 

 20 



Clouds, 



So. ;C.-s.:Ci., 



moving 



from 



pt. pt. pt. 



25 

 28:22 

 25 

 25 



23 



Sky 

 clouded 



30 



20: 

 24: 



— :31 



— :31 

 26:31 

 26:31 

 26:27 

 24:27 

 24: 24 

 24:24 

 24:24 

 24:24 

 25: — 



24 : — : — 



24 : — : — 



24 ; — : — 



24 : — : — 



24 : — : — 



0-10. 



8-5 

 4-5 

 7-0 

 5-0 

 2-5 

 1-5 

 2-0 

 2-5 

 8-5 

 4-5 

 0-8 

 0-5 

 0-3 

 0-2 



0-0 



0-0 



00 



00 



01 



0-4 



7-5 



2-8 



80 



50 



90 



9-8 



90 



9-8 



9-9 



10-0 



100 



10-0 



100 



100 



10-0 



9-9 



lO-O 



7-5 



lO-O 

 9-0 

 9-5 

 9-5 



100 



lO-O 

 9-9 

 9-8 

 9-8 

 9-5 

 8-7 

 9-6 

 9-8 

 9-8 

 9-7 

 9-5 

 9-6 



10-0 



Species of Clouds and Meteorological Remarks. 



Cirro-cumulous scud. © 



Thill scud ; loose cumuli. O 



Loose cumuli. <D 



Id. e 



Cumuli, cumulo-strati. cirro-strati, roimd horizon. G 



Loose cumuli round horizon ; hazy to N. O 



Scud ; loose cumuli ; hazy round horizon. © 



Cirro-cumulo- strati ; id. © 



Id. ; id. 



Id. ; id. J 



Id. 1) 



Cirro-strati. J 



Cirro-cumuli. J 



Id. to SE. ; mist on the ground. J 



Slight mist on the ground ; clear. J 



Clear. J 



Id. J 



Id. I 



Cirro-strati ; much dew. 



Cirro-cumuli ; cirro-strati ; cirrous haze ; hoar-frost. 

 Strati ; cir.-cum. ; cir.-str. ; linear and mottled cirri. © 

 Scud ; cir.-cum., &c. as belure ; thin strati. Q 



Cirro-cumulo-strati ; cirro-strati. 



Id. ; id. ; scud on Cheviot, ffi 



Scud ; cirro-oumulo-strati ; sky milky. 

 As before. 



Scud ; cirro-cumulo-strati. © 



Cir.-str. scud ; cir.-cum. -str. ; mottled and linear cirri 

 Scud ; cirro-stratous scud ; cirrous haze. 

 Thick scud and cirro-stratous scud. 

 Id. 

 Id. 

 Id. 

 Thick scud ; occasional breaks. ) 



Id. 

 Id. 

 Id. 

 Id. ]) 



Thick scud. 



Scud passing rapidly. ^ 



Scud. 



Thick scud ; cirro-strati. ) 



Id. 



Id. ; cirro-strati. 



Thick scud and cirro-stratous scud. 

 Scud ; cirro-strati and cirri. 



Id. 



Id. ; cirro-strati and cirri. 



Id. ; cirro-strati ; thin cirri. G 



As before. 

 Scud : cirro-strati. 



Id.; 

 Id.: 

 Id.; 

 Id.; 

 Id.; 



id., 

 id. 

 id. 

 id. 

 id. 



cirro-cumuli, and cirri, 

 cirro-cumulo-strati, cirri. 



The direction of the wind is indicated by the number of the point of the compass, reckoning JC. ^ 0, E. ^ 8, S. = 16, W. = 24. The 

 motions of the three strata of chmds, Sc. fscud), C.-s. (cirro-stratus), and Cir. (cirrus), are indicated in a similar manner. 



Sept. 24'' 19''. Strati in the hollows ; cirro-cumulo-strati; cirro-strati; woolly and mottled cirri ; scud on Cheviot ; wisps of cirri lying 

 vertically among the cirro-stratus tit NW. ; hoar-frost. 20''. Smoky scud moving quickly, cirro-cumuli slowly. 



