Hourly Meteorological Observations, August 9 — 12, 1844. 



255 



Gbtt. 

 Mean 

 Time. 



' 



1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 



10 



1 



2 



3 



4 



5 



6 



9 

 10 

 11 

 12 



23 



11 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



12 

 1 

 2 

 3 

 4 

 5 



Baro- 

 meter 

 at 32°. 



29-375 

 371 

 374 

 385 

 393 

 399 

 395 

 395 

 404 

 410 

 411 

 404 

 408 



29-405 

 397 

 396 

 384 



Thermometers. 



Dry. 



59-5 

 60-8 

 60-3 

 590 

 57-5 

 55-8 

 56-4 

 551 

 53-5 

 51-9 

 50-4 

 49-5 

 47-5 



47-2 

 45-3 



44-2 

 42-0 



Wet. 



52-1 

 52-5 

 530 



52-0 

 52-2 

 50-6 

 51-2 

 49-7 

 48-3 

 48-0 

 47-6 

 46-9 

 45-8 



45-6 

 44-3 

 43-1 

 41-3 

 •JO-6 

 41-5 

 43-6 

 46-0 

 500 

 49- 1 

 51-7 

 51-9 

 53-5 

 53-0 

 53-7 

 53-1 

 53-0 

 53-2 

 51-7 

 52-8 

 51-4 

 48-7 

 48-8 

 48-8 



52-4 

 52-2 

 520 

 51-9 

 52-0 

 52-4 

 53-8 

 54-9 

 560 

 55-2 

 55-2 

 57-0 

 56-3 

 55-6 

 54-6 

 55-0 

 55-2 



Diff. 



7-4 

 8-3 

 7-3 

 7-0 

 53 

 5-2 

 5-2 

 5-4 

 5-2 

 3 9 

 2-8 

 2-6 

 1-7 



1-6 

 1-0 

 11 



0-7 

 08 



tl-7 

 2-1 



43-7 

 4-3 

 6-4 

 6-7 

 7-0 

 7-5 

 7-2 

 7-4 

 7-2 

 7-5 



t6-8 



45-7 

 3-6 

 1-9 

 1-2 

 1-2 

 1-4 



0-8 

 0-6 

 0-7 

 0-6 

 0-6 

 0-6 

 0-7 

 1-2 

 2-1 

 4-8 

 4-6 

 6-0 

 6-2 

 6-1 

 6-7 

 6-3 

 5-5 



Wind. 



Majtimum 

 force in 

 l'. 10m. 



lbs. 



1-3 

 1-5 

 2-0 

 1-3 

 1-7 

 0-5 

 0-6 

 11 

 0-5 

 0-3 

 0-4 

 0-2 

 0-1 



0-2 

 0-2 

 0-2 

 O-I 

 0-2 

 0-2 

 0-1 

 0-1 

 0-1 

 0-4 

 0-2 

 0-2 

 0-3 

 0-1 

 0-2 

 0-2 

 0-2 

 01 

 0-1 

 01 

 0-0 

 00 

 0-0 

 0-0 



0-5 



1-1 



0-7 

 1-2 

 0-7 

 0-8 

 0-3 

 0-3 

 0-3 

 0-4 

 0-3 

 0-3 

 0-1 

 0-1 



0-1 

 0-2 

 0-1 

 0-0 

 O-I 

 0-2 

 0-0 

 0-0 

 0-0 

 0-3 

 0-1 

 0-1 

 01 

 01 

 01 

 0-1 

 01 

 0-0 

 00 

 0-0 

 0-0 

 0-0 

 0-0 

 0-0 



00 

 0-1 

 0-1 

 0-2 

 02 

 0-2 

 0-2 

 0-3 

 0-3 

 0-4 

 0-5 

 0-7 

 0-3 

 0-5 

 0-4 

 0-4 

 0-7 



From 



18 



Clouds, 



;. :C'.-s. :Ci. 



moving 



from 



29 

 30 



pt. pt. 

 24 



Sky 

 clouded 



u— 10. 

 9-5 

 8-5 

 9-5 

 95 

 10 

 10-0 

 9-5 

 80 

 90 

 9-0 

 90 

 3-0 

 3-0 



30 

 1-0 

 10 

 0-3 

 2-2 

 20 

 8-0 

 9-5 

 9-3 

 9-8 

 9-8 

 9-5 

 9-5 

 9-8 

 9-2 

 9-0 

 60 

 4-5 

 4-0 

 8-0 

 4-0 

 8-0 

 98 

 9-5 



100 

 10-0 

 10-0 

 10-0 

 10-0 

 lO-O 

 10-0 

 9-9 

 9-9 

 9-9 

 9-9 

 9-5 

 9-2 

 8-0 

 7-0 

 6-0 

 3-0 



Species of Clouds and Meteorological Remarlcs. 



id. ; id. 



id. ; id. 



woolly cirro-strati and cirri. 



id. 



Scud and loose cumuli ; cirro-strati ; 

 Loose scud : loose cumuli. Q 



Scud and loose cumuli : cirro-strati ; cirri. 

 Id. ; id. : id. 



Id. 

 Id. 

 Scud ; oirro-stratous scud 



Id. ; id. ; 



Cirro-cumulo-strati 



Id.; 



Id. 



Scud. 



Id. ; cirro-strati. 



Scud ; cirro-strati. 

 Thin clouds. 



Id. ; cirro-strati on horizon. J 



Cirro-strati on horizon ; very clear. ]) 



Loose cirro-cumulous scud ; cirro-strati, cirri. ) 



Scud ; woolly and mottled cirri. Q) 



Cirro-stratous scud ; cirro-strati ; cirri ; cirrous haze. 



Id. 

 Scud and loose cum. ; cir.-str., woolly and lin. cirri. ( 

 As before. 



Scud and loose cunmli ; cumulo-strati to E. 

 Ranges of Hat-based cumuli ; cirro-cumulo-strati. % 

 As before. 



Loose scud ; thicker scud ; cumuli ; cirro-strati. 

 Scud ; cumulo-strati ; nimbi, cirro-cumulo-strati. 

 Cirro-cumulo-strati ; cumuli, nimbi, scud ; rain to E. 



O 



cumulo-strati ; nimbi ; scud. Q 

 cumuli, cumulo-strati ; cir.-str. 

 cirro-strati. 



As before. 

 Cirro-cumulo-strati ; 

 Cirro-cumulous scud ; 

 Scud ; cumulo-strati ; 

 cirro-strati. 



id. 



id. 



id. 



Id.; 

 Id.; 

 Id.; 

 Id.; 



(Sunday — a.m. Cumuli, cum.-str., cir.-str., occasional 

 I sunshine, p.m. Overcast; light rain began at e^"". 

 Patches of scud ; cir.-str. ; very dark ; drops of rain. 

 Scud ; cirro-strati ; rain^'S 

 Id. ; id. ; rain ''5 



Id. ; id. ; rain"' 



Thin smoky scud ; cir.-str. scud ; uniform cirro-strati. 

 Smoky scud or stratus ; cirrous clouds. 

 Thin smoky scud ; cirro-cumulo-strati ; hazy. 



Id. ; id. ; id. 



Scud and loose cumuli ; cirro-cumulo-strati ; cir.-str, 



Id. ; id. ; id. 



Thin scud ; loose cumuli ; wooUy and linear cirri. 



Id. ; scud and loose cumuli ; woolly cirri. Q 



Id. ; id. ; id. 



Scud and loose cumuli ; woolly cirri to S. O 



Id. ; id. (D 



Loose cumuli ; piles of cumuli on horizon. © 



Id.; id. e 



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

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



