256 



Hourly Meteoeological Observations, November 17 — 20, 1845. 



Gbtt. 

 Mean 

 Time. 



d. h. 



17 23 



18 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



19 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 



14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



20 

 1 

 2 

 3 

 4 

 5 

 6 



Baro- 

 meter 

 at 32°. 



28-773 

 763 

 755 

 756 



772 

 797 

 823 

 849 

 852 

 858 

 857 

 859 

 878 

 851 



28-817 

 754 

 698 

 608 

 533 

 461 

 434 

 413 

 414 

 425 

 437 

 436 

 403 

 387 

 381 

 384 

 381 

 367 

 350 

 340 

 325 

 308 

 273 

 253 



28-239 

 244 

 287 

 331 

 354 

 395 

 424 

 451 

 502 

 534 

 566 

 595 

 611 

 636 

 652 

 685 

 713 

 729 



Thermometers. 



Dry. 



40-7 

 41-7 

 44-0 

 45-5 

 47-5 

 47-6 

 47-6 

 47-1 

 45-7 

 47-0 

 47-2 

 45-8 

 45-7 

 47-8 



48-0 

 47-8 

 48-0 

 489 

 48-6 

 500 

 49-8 

 48-8 

 48-4 

 47-9 

 48-7 

 48-2 

 50-0 

 49-0 

 47-9 

 46-9 

 46-7 

 47-0 

 46-6 

 46-4 

 46-7 

 46-4 

 46-0 

 45-9 



461 

 46-2 

 45-7 

 45-7 

 45-3 

 44-6 

 43-9 

 42-9 

 42-6 

 43-8 

 46-3 

 45-7 

 47-6 

 47-1 

 45-3 

 42-5 

 41-9 

 40-9 



Wet. 



40-2 

 411 

 43-2 

 44-2 

 46-0 

 45-4 

 44-8 

 43-8 

 44-0 

 45-2 

 45-6 

 43-9 

 44-1 

 45-6 



46-3 

 45-7 

 45-4 

 46-6 

 470 

 48-6 

 49-0 

 48-2 

 47-6 

 46-2 

 46-2 

 45-8 

 46-1 

 44-7 

 44-3 

 43-4 

 43-7 

 44-6 

 44-0 

 44-6 

 44-6 

 44-7 

 44-0 

 44-3 



44-0 

 44-6 

 43-2 

 43-6 

 430 

 43-0 

 41-6 

 40-3 

 40-8 

 41-7 

 43-8 

 42-2 

 43-3 

 431 

 42-6 

 41-2 

 39-4 

 38-8 



Diff. 



0-5 

 0-6 

 0-8 

 1-3 

 1-5 

 2-2 

 2-8 

 3-3 

 1-7 

 1-8 

 1-6 

 1-9 

 1-6 

 2-2 



1-7 

 21 

 2-6 

 2-3 

 1-6 

 1-4 

 0-8 

 0-6 

 0-8 

 1-7 

 2-5 

 2-4 

 3-9 

 4-3 

 3-6 

 3-5 

 3-0 

 2-4 

 2-6 

 1-8 

 2-1 

 1-7 

 2-0 

 1-6 



2-1 

 1-6 

 2-5 

 21 

 2-3 

 1-6 

 2-3 

 2-6 

 1-8 

 2-1 

 2-5 

 3-5 

 4-3 

 4-0 

 2-7 

 1-3 

 2-5 

 2-1 



Wind. 



Maximum 

 force in 

 li>. 10">. 



lbs. 



0-0 

 00 

 00 

 0-9 

 2-0 

 1-8 

 1-6 

 1-1 

 1-0 

 1-2 

 1-7 

 2-3 

 1-9 

 0-8 



0-9 

 0-4 

 1-4 

 0-9 

 1-8 

 1-9 

 2-5 

 1-8 

 2-0 

 1-2 

 2-1 

 2-5 

 3-5 

 3-8 

 3-3 

 4-2 

 3-6 

 4-2 

 3-8 

 3-7 

 40 

 4-1 

 4-3 

 3-1 



2-2 

 1-9 

 3-3 

 2-1 

 2-6 

 2-7 

 2-2 

 2-2 

 1-0 

 0-4 

 0-9 

 1-5 

 2-3 

 1-3 

 1-6 

 1-7 

 1-3 

 0-5 



From 



lbs. 

 00 

 00 

 0-0 

 0-5 

 0-6 

 1-3 

 1-0 

 0-8 

 0-9 

 1-2 

 1-3 

 1-2 

 0-3 

 0-4 



0-1 

 0-6 

 0-2 

 1-4 

 21 

 1-1 

 2-5 

 0-8 

 0-9 

 1-2 

 10 

 20 

 2-0 

 2-8 

 2-7 

 31 

 1-0 

 3-6 

 1-2 

 1-3 

 3-6 

 2-0 

 3-9 

 1-5 



1-4 

 0-7 

 0-7 

 1-9 

 1-3 

 1-8 

 1-7 

 1-5 

 0-1 

 0-3 

 1-5 

 0-7 

 10 

 1-0 

 1-6 

 0-4 

 0-6 

 0-8 



pt. 



18 

 18 

 18 

 19 

 22 

 20 

 20 

 19 

 19 

 20 

 20 

 18 

 19 



18 

 18 

 18 

 17 

 17 

 17 

 18 

 17 

 20 

 20 

 20 

 18 

 18 

 17 

 20 

 18 

 18 

 17 

 18 

 18 

 18 

 18 

 18 

 19 



19 

 20 

 19 

 20 

 18 

 20 

 20 

 20 

 18 

 18 

 21 

 20 

 20 

 20 

 20 

 20 

 20 

 20 



Clouds, 



Sc.:C.-s. :Ci. 



moving 



from 



pt. pt. pt. 



22 



: 21 : 



18: — 

 18 : — 



— 



21 : 



21 



— • 



21 



— : 



20 



22: 



20 



21 



20 



21 : 



21 



— : 



21 



21 : 



21 



— 



22: 



Sky 

 clouded. 



0—10. 



10-0 



10-0 



10-0 



10-0 



9-8 



4-0 



8-0 



40 



20 



100 



20 



1-5 



10 



10-0 



10-0 



100 



10-0 



10-0 



10-0 



10-0 



10-0 



100 



9-0 



9-5 



4-5 



5-0 



5-0 



6-5 



2-0 



60 



8-5 



10-0 



9-5 



10-0 



9-5 



9-5 



9-8 



9-8 



3-5 

 90 

 9-8 

 9-8 

 3-5 

 9-5 

 3-7 

 5-0 

 9-5 

 8-5 

 9-5 

 9-5 

 9-5 

 9-5 

 8-0 

 8-0 

 1-2 

 1-0 



Species of Clouds and Meteorological Remarks. 



Dense, nearly homogeneous, mass of cir.-str. ; Scotch mist, 



As before. 



Scud ; dense cirro-stratus. 



Thick scud. 



Scud ; cirro-strati ; portion of a rainbow. 



Id. ; woolly cirri. 



Id. ; cirro-strati. 



Id. ; id. 



Id. ; id. round horizon. 



Id. ; dark. 



Clouds on horizon. j 



Id. J 



Thin cirro-cumulo-stratus. J 



Scud and thin cirro-stratus. ^ 



Scud and dense cirro-stratus. 



Id. ) 



Id. ; T-ninO-S 



Scud ; cirro-stratus 



Id. ; id. ; 



Id. ; id. ; rain 



Id. ; id. ; rain*~'^ 



Nearly homogeneous ; rain^ 

 Cirro-stratus ; masses of scud 

 Scud and loose cumuli. 



Id. ; cirro-strati. 



Loose scud ; loose cumuli ; cirro-strati ; cirri. 



Id. ; thick woolly cirro-stratus. 



As before, with nimbi ; rain to S. ; sky wild-like. 

 Loose cumuli ; cumuli ; cirri-strati ; woolly cirri. # 

 Scud ; thick wooUy cir.-str. ; wooUy cir.-cum. ; nimbi. 

 Scud ; cirro-stratus ; cirri ; sky looking wild. 



Id. ; id. ; rain"'^i 



Id. ; id. ; cirrous haze ; stars dim. 



Dark ; rain^ 



Id. ; rain'-~^ at intervals. 



Scud ; cirrous haze ? rain^ at intervals. } 



Loose scud ; shower^ }■ 



Scud; cirro-strati. } 



ram" 

 drops of fine rain, 

 id. 

 ii 



sky to W. 



cirro-strati. 



id. ; drops of rain. 



Scud ; cirro-strati. J 



Id.; 



Id. 



Id. } 



Id. } 



Scud ; cir. and cir. haze ; drops of rain ; lunar corona. } 



Id. ; id. ) 



Dense masses of scud to S. and SE. ; thin loose cir.-str.; 

 Scud ; cirro-strati. [cirri ; faint lunar corona. J 



Cirro-stratous scud ; sheets of cirro-strati ; wooUy cirri. 



Id. ; cirro-strati ; id. 



Scud and cirro-stratous scud ; cirri. 



Id. ; thin cirro-strati ; cirri. 



As before. [from NNE. and SSW. 



Thin scud ; loose-edged cum. to S. ; woolly cir. radiating 

 Scud and dark cumuli ; woolly cirri ; cirro-strati. 

 Scud ; cumuli ; nimbi and cirro-strati on horizon. 

 Scud near horizon. 



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 

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



^M 



