214 



Hourly Meteorological Observations, July 28 — 30, 1845. 



Gbtt. 

 Mean 

 Time. 



Baro- 

 meter 

 at 32°. 



28 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 2.3 



29 

 1 



2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



30 

 1 

 2 

 3 

 4 

 5 

 6 

 7 



10 

 11 



12 



13 

 14 

 15 

 16 



17 

 18 

 19 

 20 



29-446 

 442 

 439 

 444 

 443 

 456 

 472 

 479 

 482 

 476 

 473 

 465 

 462 

 472 

 470 

 467 

 472 

 469 

 470 

 464 

 460 

 468 

 467 

 476 



29-472 

 465 

 450 

 441 

 428 

 433 

 425 

 411 

 402 

 388 

 384 

 373 

 349 

 346 

 315 

 294 

 271 

 255 

 244 

 231 

 220 

 213 

 210 

 197 



29- 183 

 170 

 175 

 174 

 185 

 188 

 193 

 193 



Thermometers. 



Dry. 



42-5 

 42-5 

 41-4 

 37-3 

 38-2 

 40-0 

 43-9 

 48-5 

 550 

 55-4 

 58-0 

 60-7 

 58-2 

 59-0 

 60-3 

 60-7 

 59-8 

 59-7 

 58-3 

 55-8 

 550 

 52-3 

 48-7 

 48-2 



46-2 

 43-5 

 41-3 

 43-0 

 41-0 

 40-9 

 46-7 

 49-8 

 55-2 

 57-7 

 59-9 

 59'4 

 640 

 58-7 

 63-0 

 62-0 

 60-5 

 57-7 

 56-5 

 55-6 

 54-7 

 53-7 

 52-5 

 52-5 



52-3 

 51-9 

 50-0 

 47-9 

 46-3 

 46-3 

 49-7 

 53-3 



Wet. 



42-1 



42-1 



41-0 



370 



38-0 



39-6 



42-9 



47-3 



52-5 



51-2 



52-0 



52-9 



52-4 



52-2 



51-6 



53-3 



52-2 



54-Ot 



54-3 



51-74 



510 



500 



46-4 



46-4 



44-8 



42-3 



40-4 



41-6 



40-Of 



40-3 



450 



47-8; 



51-2 



52-4 



524 



52-5 



55-9 



55-4 



56-4 



53-4 



55-3 



53-7 



52-7 



52-0 



51-7 



51-7 



51-5 



51-5 



51-5 

 51-3 

 49-6 



47-5 



46-0 



45-9t 



48-4 



51-0 



Diff. 



0-4 

 0-4 

 0-4 

 0-3 

 0-2 

 0-4 

 1-0 

 1-2 

 2-5 

 4-2 

 6-0 

 7-8 

 5-8 

 6-8 

 8-7 

 7-4 

 7-6 

 5-7 

 4-0 

 4-1 

 4-0 

 2-3 

 2-3 

 1-8 



1-4 

 1-2 

 0-9 

 1-4 

 1-0 

 0-6 

 1-7 

 20 

 4-0 

 5-3 

 7-5 

 6-9 

 8-1 

 3-3 

 6-6 

 8-6 

 5-2 

 40 

 3-8 

 3-6 

 30 

 2-0 

 10 

 1-0 



0-8 

 0-6 

 0-4 

 0-4 

 0-3 

 0-4 

 1-3 

 2-3 



Wind. 



Maximum 

 force in 



11". 10-". 



lbs. 



0-0 

 00 

 0-1 

 0-0 

 0-0 

 0-0 

 0-0 

 0-1 

 0-1 

 01 

 0-2 

 0-3 

 0-2 

 0-3 

 0-4 

 0-3 

 0-2 

 0-1 

 0-1 

 01 

 0-1 

 0-1 

 0-1 

 0-1 



0-1 

 0-1 

 0-2 

 0-3 

 0-3 

 0-2 

 0-1 

 01 

 0-2 

 0-2 

 0-5 

 0-6 

 0-2 

 0-3 

 0-1 

 0-7 

 0-9 

 1-3 

 0-6 

 0-7 

 0-6 

 0-4 

 0-3 

 0-2 



0-2 

 00 

 0-0 

 01 

 01 

 0-0 

 0-0 

 0-5 



lbs. 



00 

 0-0 

 00 

 0-0 

 0-0 

 0-0 

 0-1 

 0-0 

 0-1 

 0-2 

 0-1 

 0-3 

 0-2 

 0-3 

 0-3 

 0-1 

 0-1 

 00 

 0-1 

 0-1 

 0-1 

 00 

 0-1 

 0-0 



00 

 01 

 0-1 

 0-2 

 0-2 

 0-1 

 01 

 01 

 01 

 01 

 0-4 

 0-2 

 01 

 01 

 01 

 0-8 

 0-3 

 0-3 

 0-5 

 0-5 

 0-3 

 0-3 

 01 

 0-1 



0-0 

 00 

 00 

 01 

 0-0 

 00 

 0-1 

 0-3 



From 



pt. 



24 



24 



22 



24 



16 



18 



22 



20 



22 



4 







4 



4 



6 



5 



5 



3 



20 



18 



21 



20 



24 



23 



20 



16 

 20 

 20 

 22 

 24 





 20 

 16 

 14 



8 

 20 

 26 

 16 

 22 

 14 

 17 

 12 

 13 

 12 

 12 

 14 

 12 



6 



4 



12 

 16 



16 

 14 

 14 

 30 

 16 



Clouds, 



Sc. : C.-s. : Ci. 



moving 



from 



pt. pt. pt. 



- : 12; 



4 : — : 



3 



2 



1,29: 

 29 

 31 

 31 

 29 

 29 

 28 

 26 

 27 

 28 



16 



Sky 

 clouded, 



20 



16: — 



13 



13 : — : — 



— : 13 : — 



— : 13: — 



16 : 14 : — 



0— in. 

 2-5 

 2-0 

 2-5 

 5-0 

 3-5 

 100 

 10-0 

 10-0 

 9-5 

 70 

 4-5 

 8-5 

 9-0 

 90 

 9-0 

 6-0 

 9-0 

 6-5 

 8-5 

 9-5 

 9-0 

 7-0 

 5-0 

 5-0 



2-0 



0-2 



0-2 



0-2 



0-2 



0-5 



0-5 



0-8 



0-8 



3-5 



70 



8-0 



7-0 



90 



9-5 



9-5 



9-7 



9-5 



9-9 



100 



100 



10-0 



10-0 



10-0 



JO-0 

 10-0 

 5-0 

 1-5 

 1-5 

 1-8 

 1-0 

 2-5 



Species of Clouds and Meteorological Remarks. 



Cirro-strati on horizon. 



Id. 

 Cirro-cumuli, cirro-strati, and cirri. 

 Id. ; id. ; id. 



Id. ; id. ; id. 



Loose scud moved up since last observation. 

 Misty scud, nearly homogeneous. 



Id., breaking ; fog ; objects invisible at 3 miles.f 



Thin scud ; cirro-cumulo-strati ; cirri. 



Loose cumuli ; cumuli ; vyooUy cirri. q 



Id. ; id. ; id. q 



Loose black cum. ; cum. 5 cir. in streaks ; clouds look rather electric- 

 Id. ; id. ; id. q 

 Id. ; id. ; cirrous haze round E, horizon. Q 

 Id. ; id. ; id. | 



Cum. ; cum.-str. ; cir.-str. ; cirri ; id. 



Id. ; id. ; id. ; id. ; id. 



Id. ; id. ; id. ; woolly cirri. q 



Loose cum. and cum.-str. ; cir.-str. ; cLr. and cir haze Q 

 Id. ; id. 



Scud ; cirro-strati. 

 Id. ; loose cumuli ; cirro-strati. 



Cirro-strati ; cirri. 



Scud and cirro-strati ; clouds broken. 



Cloud to E. 



Id. 

 Cirro-strati and cirri on E. horizon. 

 Id. 



Id. e 



Cumulo-strati on NE. horizon ; wooUy cirri to N. 



Wool, and tufted cir., nearly stationary ; cir. str. & cum.-str. toNE.Q 

 Sheets of cirri ; cumulo-strati to NE. ; small patches of scud to S. Q 

 Loose cum. and scud, chietly round hor. ; streaks of cir. to N. & W.Q 

 Detached cum., having a kind of internal rotatory motion ; patchn 



Scud ; loose cum., and loose cir.-cum.-str. Q iff cir.-itr.g 

 Loose cumuli ; cirro-strati. 



Id. ; cirro-cumulo-strati ; patches of cirri. 



Id. ; cirro-strati ; cirri ; shower lately. 



Thick scud and loose cumuli ; cirro-strati and cirri. 



Scud and loose cum. on hor. ; cir. haze and cir.-str. ; faint solar halo.9 

 Scud and loose cumuli ; cirro-strati and cir. haze ; slight shower. 9 



Thick smoky scud ; id. 



Cirro-stratous scud ; cirro-strati ; cumuli on horizon. 

 Id. 



Scud and cirro-stratus ; rain- 

 Id. 



Id ? very dark ; rain"- 

 Id ? id. ; rain"'* 



Scud and cirro-stratus ; very dark ; rain^ 



Id. ? rather broken ; dark ; rain"'* 



Id. ? fog on the ground. 



Cirro-stratous scud ; woolly cirri ; fog in the hollows. } 



Id. ; cirro-strati ; cirri ; id. } 



Id.; id.; id. 



Bank of cir.-str. round horizon ; patch of scud to W.0 



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



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

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



— " 



