Hourly Meteoeological Observations, May 6 — 8, 1845. 



Baro- 

 meter 

 at 32°. 



in. 



29-621 

 636 

 645 

 659 

 672 

 681 

 692 



29-696 

 701 

 703 

 692 

 685 

 668 

 657 

 645 

 630 

 617 

 609 

 597 

 586 

 573 

 554 

 545 

 533 

 502 

 492 

 493 

 486 

 467 

 454 

 446 



29-433 

 415 

 414 

 405 

 391 

 386 

 375 

 366 

 359 

 351 

 342 

 332 

 322 

 312 

 298 

 290 

 281 

 282 

 282 

 294 

 301 

 309 

 310 

 313 



Thermometers. 



Dry. 



Wet. 



46-4 

 45-4 

 44-7 

 44-6 

 42-9 

 40-7 

 41-2 



41-3 

 42-0 

 42-2 

 42-3 

 43-0 

 43-4 

 43-7 

 44-7 

 46-0 

 45-9 

 46-9 

 47-3 

 46-8 

 44-4 

 44-0 

 41-4 

 40-6 

 41-7 

 41-3 

 40-3 

 40-3 

 40-3 

 40-6 

 40-3 



40-2 

 39-6 

 39-4 

 38-9 

 38-8 

 39-0 

 40-0 

 41-6 

 44-2 

 45-0 

 45-6 

 46-0 

 44-9 

 48-0 

 47-1 

 45-8 

 46-0 

 45-4 

 43-3 

 42-5 

 41-0 

 39-7 

 38-0 

 36-7 



43-2 

 42-5 

 42-4 

 42-9 

 42-1 

 40-2 

 40-5 



40-5 

 40-9 

 40-9 

 41-0 

 41-3 

 41-4 

 41-3 

 42-3 

 43-2 

 43-0 

 43-4 

 44-3 

 43-6 

 42-0 

 42-0 

 40-1 

 39-3 

 39-6 

 39-1 

 39-3 

 39-4 

 39-5 

 39-8 

 39-6 



39-0 

 38-3 

 38-4 

 38-0 

 37-7 

 38-1 

 39-0 

 40-2 

 41-5 

 41-9 

 42-7 

 42-4 

 40-4 

 43-9 

 42-9 

 41-8 

 42-0 

 41-7 

 40-4 

 40-1 

 38-9 

 38-6 

 37-4 

 36-3 



Diff. 



3-2 

 2-9 

 2-3 

 1-7 

 0-8 

 0-5 

 0-7 



0-8 

 M 

 1-3 

 1-3 

 1-7 

 2-0 

 2-4 

 2-4 

 2-8 

 2-9 

 3-5 

 3-0 

 3-2 

 2-4 

 2-0 

 1-3 

 1-3 

 21 

 2-2 

 1-0 

 0-9 

 0-8 

 0-8 

 0-7 



1-2 

 1-3 

 1-0 

 0-9 

 11 

 0-9 

 1-0 

 1-4 

 2-7 

 31 

 2-9 

 3-6 

 4-5 

 4-1 

 4-2 

 4-0 

 40 

 3-7 

 2-9 

 2-4 

 2-1 

 1-1 

 0-6 

 0-4 



Wind. 



Maximum 

 force in 



l"^. lO". 



lbs. 



1-4 

 1-0 

 1-2 

 0-8 

 1-8 

 1-6 

 0-9 



1-7 

 1-5 

 11 

 11 

 0-8 

 1-8 

 2-5 

 2-9 

 3-8 

 3-5 

 4-0 

 3-6 

 4-0 

 3-6 

 31 

 3-0 

 1-7 

 1-7 

 31 

 2-5 

 2-2 

 2-2 

 2-1 

 1-8 



1-7 

 1-7 

 0-8 

 0-5 

 0-6 

 0-4 

 0-3 

 0-4 

 0-4 

 0-7 

 0-7 

 0-6 

 0-6 

 0-4 

 0-5 

 0-4 

 0-4 

 0-4 

 0-5 

 0-4 

 0-3 

 01 

 0-0 

 0-0 



lbs. 



10 

 0-9 

 0-5 

 0-5 

 0-7 

 0-7 

 1-5 



0-6 

 0-6 

 1-2 

 0-9 

 0-7 

 2-3 

 1-8 

 2-7 

 3-2 

 3-9 

 3-3 

 3-0 

 2-9 

 2-7 

 2-9 

 1-6 

 0-8 

 2-2 

 3-0 

 1-6 

 1-7 

 2-0 

 1-4 

 1-2 



1-0 

 1-3 

 0-1 

 0-3 

 0-5 

 0-2 

 0-4 

 0-2 

 0-5 

 0-6 

 0-6 

 0-5 

 0-6 

 0-3 

 0-3 

 0-4 

 0-3 

 0-4 

 0-3 

 0-1 

 0-1 

 01 

 0-0 

 0-0 



From 



pt. 

 6 

 4 

 3 

 4 

 5 

 4 

 4 



4 

 3 

 4 

 3 

 2 

 

 

 

 

 1 

 2 

 2 

 2 

 1 

 3 

 4 

 3 

 1 

 2 

 2 

 2 

 2 

 2 

 4 



3 

 4 

 2 

 4 

 2 

 3 

 3 

 4 

 6 

 6 

 3 

 4 

 3 

 6 

 7 



7 

 6 

 4 



4 

 4 

 4 



Clouds, 



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



moving 



from 



pt. pt. pt. 

 6: 6 

 5 

 5 

 4 



2: — :_ 



4: — : 



Sky 

 clouded 



0-10. 



9-9 

 100 

 10-0 

 10-0 

 10-0 

 10-0 

 10-0 



100 

 10-0 

 10-0 

 10-0 

 10-0 

 10-0 

 10-0 

 9-9 

 100 

 10-0 

 10-0 

 10-0 

 10-0 

 10-0 

 100 

 10-0 

 10-0 

 10-0 

 10-0 

 10-0 

 100 

 10-0 

 10-0 

 10-0 



100 



9-9 



10-0 



10-0 



9-0 



9-5 



10-0 



8-0 



9-5 



9-7 



9-9 



10-0 



10-0 



10-0 



9-8 



9-7 



9-0 



9-5 



9-0 



10-0 



9-5 



9-8 



20 



2-0 



Species of Clouds and Meteorological Remarks. 



Cumulous scud ; cirro-stratous scud. 

 Scud. 



Id. 



Id. 



Id.; 



Id.; 



Id. ; id. ; dark. 



ram 



rain^ 



id.: 



0-5 



Scud ; rain" ; dark. 



Id. ; id. ; id. 



Id. ; id. ; id. 



Id. ; cirro-stratous scud ; cirrous mass. 



Id. ; id. ; id. 



Cirro-stratous scud ; wavy cirro-stratus ; cirrous mass. 

 Loose scud to E. ; dense cirro-strati over the sky. 

 Loose scud in patches ; cirro-stratous scud. 



Id. ; id. 



Scud ; cirro-strati and cirrous haze. 

 Thick scud. 

 Id. 



Id. 



Id. 



Id. 



Id. 



Id. 

 Rain«'5 

 Raini 



Scud ; rain"'^ 

 Id. ; id. 

 Very dark ; rain^ 

 Id. ; id. 



rain" 



shower'''^"^ 



rain^"^ 



rain^ 



dense mass of cirro-strati above ? rain"'^ 



dense ciiro-strati and haze ; rain*''^ 



Very dark ; rain' 

 showers^" 

 showers^"" 



Scud 

 Id. 

 Id. 

 Id. 

 Id. 



cirro-stratous scud ; linear cirri. 



id. ; mottled and linear cirri, 



Cirro-stratous scud ; scud near horizon ; rain**'* 



Id. ; id. 



Scud ; cirro-stratous scud. 



loose cumuli ; cirri and cirro-strati, 

 id. 



cirro-strati ; cirrous haze. 



id. ; id. 



id. ; id. 



haze breaking ; solar halo. 



cirro-strati ; woolly cirri. 



Id.; 

 Id.; 

 Id.; 

 Id.; 

 Id.; 

 Id.; 

 Id.; 

 Id.; 

 Id.; 

 Id.; 



id. 



id. 



id. 



id. 



id. ; cirro-strati ; woolly cirri. 



woolly cirri. O 



loose cumuli ; woolly cirri, 

 cirro-stratous scud ; woolly and linear cirri. Q 



Cirro-statous scud ; woolly and linear cirri. Q 



Id. ; scud on horizon ; masses of cirri. 



Id. ; masses of cirri. 



Scud and cirro-strati, near horizon radiating from N. 

 Id. 



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

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



