252 



Hourly Meteorological Observations, August 1 — 3, 1844. 



Gbtt. 

 Mean 

 Time. 



d. h. 



1 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



2 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



3 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



Baro- 

 meter 

 at 32°. 



29-281 

 287 

 299 

 310 

 318 

 333 

 347 

 365 

 387 

 400 

 417 



29-426 

 439 

 450 

 456 

 462 

 483 

 503 

 508 

 518 

 524 

 526 

 530 

 531 

 529 

 533 

 530 

 515 

 512 

 513 

 518 

 520 

 515 

 509 

 507 



29-498 

 479 

 464 

 447 

 429 

 419 

 392 

 376 

 348 

 329 

 300 

 286 

 269 

 255 

 240 

 225 

 218 

 202 

 204 

 220 

 224 



Thermometers. 



Dry. 



Wet. 



551 

 55-2 

 55-2 

 54-9 

 54-7 

 53-0 

 52-7 

 51-7 

 51-8 

 50-9 

 50-3 



50-0 

 50-0 

 49-0 

 49-0 

 48-5 

 47-5 

 47-7 

 49-6 

 50-0 

 53-5 

 52-9 

 55-0 

 55-7 

 55-0 

 54-9 

 57-3 

 58-7 

 560 

 54-9 

 53-3 

 51-3 

 49-3 

 46-3 

 46-2 



44-9 

 42-6 

 41-0 

 39-9 

 40-0 

 41-1 

 42-7 

 47-5 

 51-8 

 53-3 

 54-6 

 540 

 55-7 

 54-0 

 53-3 

 53-4 

 52-7 

 53-8 

 52-9 

 51-8 

 51-2 



Diff. 



51 

 6-0 



Wind. 



Maximum 

 force in 

 ]>. 10 m . 



lbs. 

 0-8 

 







lbs. 











From 



pt. 

 26 

 28 

 24 

 23 

 22 

 21 

 24 

 24 

 24 

 21 

 23 



23 



24 

 22 

 21 

 20 

 21 

 22 

 26 

 26 

 24 

 24 

 24 

 20 

 24 

 22 

 24 

 22 

 19 

 20 

 22 

 24 

 24 

 20 

 20 



18 

 18 

 18 

 15 

 18 

 20 



Clouds, 





Sc. : C.-s. : Ci., 



moving 



from 



Sky 

 clouded. 



pt. 

 26 



P t. 



pt. 



0—10. 

 10-0 



26 



— 



— 



10-0 



26 



: — 



— 



100 



26 



. — 



— 



100 



25 



— 



■ — 



9-8 



26 



— 



— 



9-8 



26 



— 



— 



9-7 



25 



26 



— 



9-8 



25 



— 



— 



9-9 







9-9 







9-9 







100 







9-9 







9-9 



26 



— 



— 



9-5 



26 



24 



— 



9-0 



— 



24 



— 



50 







0-5 



23 



— 



12 



0-7 



24 



— 



10 



4-0 



25 



— 



— 



70 



24 



— 



— 



9-5 



24 



— 



— 



100 



24 



— 



— 



8-5 



24 



22 



— 



70 



22 



— 



— 



90 



22 



— 



— 



9-0 



23 



■ — 



— 



8-0 



20 



— 



— 



60 



— 



24 



— 



9-0 



— 



24 



— 



7-0 







1-5 







0-2 







0-2 







0-2 



— : 16 



— 



50 

 0-5 

 0-5 



16 : — 



— 



3-0 

 50 



22: — 



— 



1-5 

 1-0 



— 



— 



20 



1-2 



14 



— 



— 



20 



10 



— 



— 



2-5 



10 



12 



— 



6-5 



9 



— 



— 



9-5 



8 



— 



— 



99 



8 



— 



— 



9-5 



7 



— 



— 



10-0 



6 



— ■ 



— 



10-0 



6 



— 



— 



100 



5 



— 



— 



9-9 



6 



— 



— 



10-0 



6 



— 



. — 



10-0 



4 



— 



— 



9-8 



Species of Clouds and Meteorological Remarks. 



Scud ; cum.-str. ; cir.-str., cir. haze ; drops of rain. % 



Id. ; id. ; id., id. 



Id. ; id. 



Patches of scud ; thick mass of cirro-strati. 



Id. ; id. 



Scud ; cirro-stratus. 

 Loose scud ; cirro-stratous scud ; cirro-strati. 



Id. ; id. 



Id. ; id. 



Id. ; id. 



Scud and cirro-stratus. 



id. 

 id. 

 id. 



Scud and cirro-stratus. 

 Id. 

 Id. 

 Id. 

 Id. 

 Cirro-cumuli; cirro-strati. 



Id. ; id. ; cirri. 



Loose scud ; cirri ; cirro-strati. 



Id. ; woolly, linear, and diffuse cirri. 



Id. ; id. 



Scud ; loose cumuli, cirro-strati, cirri. 

 Thick scud and loose cumuli. 

 Scud ; loose cumuli. 



cumuli ; cirro-strati. 



Id.; 

 Id.; 

 Id.; 

 Id.; 

 Id.; 

 Id- 



id.: 



id. 



id.: 



id.: 



id.: 



id.: 



id. 



id. 



id. 



id. 



rain 2 " 4 

 showers. 



Cirro-cumuli ; cirro-strati. 



Scud and cirro-strati. 



Cirro-strati and cirrous haze on E. horizon. 



Cirri on NE. horizon ; faint lunar corona. 



Patches of cirri ; heavy dew. 



Woolly cirri and cirro-cumulo-strati. 



Cirri on horizon ; auroral light ; very clear. 



Cirri ; cirro-strati to NE. 



Fog at J mile ; stratus ; lunar corona. 



Fog at 120 yards. 



Fog clearing off; cirro-strati to N. and S. 



Fog ; cirro-strati. 



Fog at 1 mile ; woolly cirri. 



Foggy scud. 



Cumuli ; cirri and cirrous haze. 



Id. ; id. 



Loose cumuli ; cirro-stratous scud. 



Id.; 

 Id.; 

 Id.; 

 Scud; 

 Id.; 

 Loose scud 

 Id.; 

 Id.; 



cirro-strati 

 id.; 

 id.; 

 id.; 

 id.; 

 piles of cum. 

 cirro-strati, 

 id. 



cirrous haze. 



id. 

 a few drops of rain. 

 rain ' 3 



id. [rain '' I 



woolly cirri, cirro-strati; 



Scud ; cirro-strati ; woolly cirri ; drops of rain. 



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

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



24. The 



-' 



