Hourly Meteorological Observations, August 20 — 22, 1844. 



259 



Baro- 

 meter 

 at 32°. 



in. 



29-462 

 458 

 452 

 443 

 450 

 476 

 476 

 486 

 493 

 494 

 496 



29-478 

 474 

 465 

 455 

 435 

 429 

 422 

 425 

 433 

 429 

 421 

 426 

 415 

 412 

 412 

 406 

 414 

 414 

 420 

 419 

 435 

 443 

 445 

 443 



29-442 

 433 

 434 

 419 

 419 

 411 

 407 

 410 

 410 

 404 

 401 

 393 

 390 

 380 

 375 

 370 

 363 

 359 

 358 

 353 

 359 



Thermometers. 



Wind. 



Dry. 



61-6 

 61-2 

 60-0 

 60-3 

 58-7 

 530 

 51-8 

 51-9 

 510 

 499 

 49-8 



49-3 

 48-0 

 48-7 

 48-8 

 48-6 

 49-9 

 50-8 

 52-4 

 53-0 

 54-2 

 550 

 56-3 

 57-2 

 590 

 59-4 

 60-5 

 58-0 

 56-6 

 55-4 

 54-6 

 53-2 

 52-6 

 51-8 

 50-9 



51-3 

 50-6 

 50-2 

 50-0 

 49-8 

 49-8 

 51-4 

 52-5 

 51-8 

 54-0 

 54-8 

 54-2 

 54-4 

 55-2 

 56-4 

 55-3 

 54-9 

 54-1 

 53-2 

 51-5 

 50-9 



Wet. 



Diff. 



8-5 

 7-4 

 7-2 

 6-6 

 5-8 

 fl-0 



4.3.0 



3-6 

 3-2 

 2-9 



2-8 



2-7 

 1-9 

 2-1 

 2-4 

 2-3 

 2-8 

 3-2 

 3-5 

 3-5 

 30 

 3-7 

 40 

 5-9 

 5-5 

 6-4 

 6-5 

 5-8 

 5-6 

 5-1 

 4-6 

 3-4 

 3-3 

 2-6 

 1-9 



2-2 

 1-4 

 1-3 

 1-0 

 0-9 

 0-7 

 1-1 

 1-1 

 0-8 

 1-6 

 1-8 

 2-0 

 2-2 

 2-3 

 1-7 

 1-9 

 2-5 

 1-7 

 1-2 

 10 

 0-8 



Maximum 

 force in 

 li>. 10 m . 



lbs. 



2-8 

 2-2 

 21 

 2-9 

 1-6 

 20 

 0-4 

 0-4 

 0-3 

 0-2 

 0-4 



0-4 

 0-2 

 0-2 

 0-3 

 0-3 

 0-4 

 0-5 

 0-6 

 0-5 

 0-6 

 0-4 

 0-6 

 0-7 

 0-6 

 0-7 

 0.9 

 0-7 

 0-6 

 0-7 

 0-7 

 0-5 

 0-2 

 0-1 

 0-0 



00 

 00 

 0-0 

 00 

 00 

 00 

 0-0 

 0-0 

 0-1 

 0-0 

 01 

 0-1 

 0-0 

 0-1 

 00 

 0-1 

 01 

 0-0 

 0-0 

 00 

 01 



lbs. 



1-9 

 1-2 

 2-0 

 1-1 

 0-5 

 0-1 

 0-2 

 0-2 

 0-2 

 0-2 

 0-1 



0-2 

 0-1 

 0-2 

 0-2 

 0-2 

 0-4 

 0-5 

 0-5 

 0-5 

 0-4 

 0-3 

 0-6 

 1-2 

 0-6 

 0-5 

 0-7 

 0-4 

 0-4 

 0-3 

 0-4 

 0-2 

 00 

 01 

 0-1 



00 

 00 

 0-0 

 0-0 

 00 

 00 

 0-0 

 00 

 0-1 

 00 

 0-0 

 00 

 0-0 

 0-1 

 0-0 

 0-0 

 0-0 

 01 

 0-0 

 0-0 

 00 



From 



P t. 

 26 

 27 

 25 

 26 

 30 

 26 

 28 

 30 

 29 

 28 

 27 



25 



22 

 21 

 21 

 22 

 22 

 26 

 25 

 23 

 23 

 20 

 25 

 28 

 28 

 28 

 28 

 30 

 30 

 30 

 30 

 30 

 29 



22 

 24 

 22 

 24 

 17 

 28 

 30 

 30 

 14 

 18 

 20 

 24 v, 

 14 

 20 

 18 



Clouds, 



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



moving 



from 



pt. pt. 



26 



26 



26 



28 



26:29 

 27: — 



pt. 



— 



30: 



— 



30: 



28 



— : 



28 



— : 



28 



— : 



28 



— : 



28 



— : 



27 



— : 



28 



— : 



28 



0: 



29 



28: 



27 



31 : 



28 



— : 



— 



28: 



— 



28: 



— 



28: 



— 



28 : 



27 



20 : — : — 



Sky 

 clouded 



o-io. 

 8-5 

 9-7 

 9-9 

 6-5 

 9-9 

 7-0 

 70 

 9-9 

 5-0 

 9-5 

 8-5 



9-2 



9-8 



9-9 



8-0 



9-5 



9-9 



10-0 



100 



10-0 



10-0 



9-9 



10-0 



100 



10-0 



9-9 



9-8 



10-0 



9-9 



100 



9-5 



9-5 



9-8 



100 



10-0 



100 

 100 

 10-0 

 10-0 

 10-0 

 10-0 

 10-0 

 100 

 10-0 

 10-0 

 100 

 10-0 

 10-0 

 100 

 10-0 

 100 

 10-0 

 10-0 

 10-0 

 10-0 

 10-0 



Species of Clouds and Meteorological Remarks. 



Scud and loose cumuli. 



and loose cumuli. 



Id. 

 cirro-cumulous scud ; rain to NE. 

 loose cumuli ; id. 



cirro-stratous scud ; shower 3- * ; rainbow, 

 loose cumuli ; cirro-stratous scud, cirro-strati, 

 cirro-cumulous scud, cirro-cumuli, 

 cirro-stratous scud. 



O 



cirro-stratous scud. 



Scud, 

 Id., 

 Id., 

 Id., 

 Id., 

 Id., 

 Id. 

 Id. 

 Id., 



Scud, cirro-stratous scud. 

 Id. 

 Id. 

 Cirro-stratous scud, cirri. 

 Cirro-cumulo-strati ; scud on horizon. 

 Cir.-cum.-str. to S. ; thick and wavy cir.-str. ; scud to S. 

 Loose scud, dense cirro-strati. 

 Id., id. 



Id., id. ; rain ' 2 



Id., id. 



Id., cirri and cirro-strati. 

 Id., id. 



Id., cirro-strati. 

 Id., thick cirro-strati. 

 Id., id. 



Id., cirro-cumulous scud, cirro-strati. 

 Id., cirro-strati. 

 Cirro-stratous scud, thick and wavy cirro-strati. 

 Id., id. 



Id., cir.-cum.-str. ; scud on Cheviot. 



Id., id. ; id. 



Id., cirro-strati, cirrous haze. 



Id. 

 Id. 



Cirro-stratous scud. 



Id. 



Id. 



Id. 



Scud and cirrous clouds ; rain ' 5 



Id. ; id. 

 Scud ; dense homogeneous cirro-strati ; rain " 5 



Loose dripping scud ; cirrous mass ; rain 0-2 



Id. ; id. ; id. 



Id. ; id. 



Id. ; id. ; rain 0-5 



Id. ; id. 



Id., nearly homogeneous ; rain 0-5 



Id., id. . 



Loose scud ; cirrous mass ; clouds thinner : 



Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 



id.; 

 id. 



id. ; rain ' 2 



cirro-stratous scud, cir. mass : 



id., id. 



id., id. ; 



rain ' 8 

 rain ' 5 

 id. 



rain to E. 



rain ' 2 



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

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



24. The 



