1 





Hourly Meteoeological Observations, August 15 — 18, 1845. 221 



i' 

 )tt. 



ne. 



Baro- 

 meter 

 at 32°. 



Thermometers. 



Wind. 



Clouds 



Sc. : C.-s. 



movin 



from 



:Ci., Sky 

 5 clouded. 



Species of Clouds and Meteorological Remarks. 



Dry. 



Wet. 



Diff. 



Maxi 

 fore 

 It. 



mum 

 e in 

 lOn". 



From 



h. 



in. 



o 











lbs. 



lbs. 



pt. 



pt. pt. 



pt. 0-10. 





15 



29-668 



48-8 



44-7 



4-1 



0-7 



0-2 



30 





9-8 



Cirro-strati and cirro-cumulo-strati. 



16 



672 



47-7 



44-6 



3-1 



0-3 



0-1 



30 





9-5 



Scud ; cirro-stratus. 



!i7 



670 



47-9 



44-6 



3-3 



0-4 



0-1 



26 



1 : 



— : 



— 10-0 



Id. ; id. 



18 



678 



47-2 



44-3 



2-9 



0-1 



0-1 



30 



1 : 



— : 



— 9-9 



Id. ; cirro-stratous scud. 



19 



684 



48-4 



45-4 



3-0 



0-5 



0-2 



30 



— 



1 : 



— 9-8 



Cirro-cumulo-stratus ; scud to E. 



20 



697 



50-2 



46-4 



3-8 



0-4 



0-1 



30 



— : 



2: 



— 9-8 



Id. ; id. [scud to W. 



21 



701 



51-3 



46-2 



5-1 



0-4 



0-3 



1 



— . 



1 : 



— 9-2 



Id. ; masses of cirro-strati ; patches of 



22 



704 



53-6 



46-3 



7-3 



1-8 



1-2 







— • 



0: 



— 8-5 



Id. ; id. e 



23 



713 



53-1 



46-0 



7-1 



0-9 



0-8 







— 



30: 



— 9-5 



Id. ; patches of scud to W. 







712 



54-1 



47-5 



6-6 



1-0 



0-3 



1 



— 



30: 



— 10-0 



Id. 



1 



710 



54-3 



48-2 



6-1 



0-4 



0-4 



2 



— 



28 



— 9-8 



Id. 



2 



703 



55-3 



48-3 



7-0 



0-3 



0-2 



31 



— 



29: 



— 9-5 



Id. e 



3 



694 



57-8 



50-4 



7-4 



0-2 



0-2 







- — 



29- 



— 9-8 



Id. 



\ 4 



690 



57-0 



49-0 



8-0 



0-3 



0-2 







— 



29: 



— 9-9 



Id. 



5 



686 



56-8 



49-0 



7-8 



0-2 



0-4 



31 



— 



29: 



— 9-9 



Id. 



6 



675 



54-7 



49-6 



5-1 



0-1 



0-0 



8 



— 



28 



— 9-9 



Id. 



7 



675 



53-1 



49-1 



4-0 



0-1 



0-0 



4 



28 



28 



— 9-9 



Scud and cirro-stratus. 



8 



677 



51-5 



48-6 



2-9 



0-1 



0-0 



12 





9-9 



Id. 



9 



678 



50-4 



47-8 



2-6 



01 



0-0 



4 





10-0 



Id. 



10 



683 



49-7 



47-4 



2-3 



0-0 



0-0 



4 





10-0 



Id. 



11 



681 



48-9 



47-3 



1-6 



0-1 



0-1 



7 





10-0 



Id. 



12 



677 



48-3 



47-0 



1-3 



0-0 



0-0 



23 





9-9 



Cirro-cumulo-strati and cirro-strati. 



'23i 



29-581 



60-0 



52-7 



7-3 



0-5 



0-5 



20 







Sunday — a.m. Scud and cir.-str. p.m. Scud and showers. 



113 



29-422 



51-0 



50-7 



0-3 



0-8 



0-0 



22 



22: — 



— 10-0 



Scud ; cirro-cumulo-strati ? rain"'^ 



14 



418 



52-0 



51-5 



0-5 



0-1 



01 



22 



22 



— 



— 9-9 



Id. ; id. 



15 



416 



51-4 



50-7 



0-7 



0-1 



00 



22 



22 



— 



— 9-2 



Id. ; id. > 



16 



405 



49-5 



49-2 



0-3 



0-1 



0-0 



22 





9-2 



Id. ; id. 



17 



399 



49-4 



49-1 



0-3 



0-0 



0-0 



22 



24 



— 



— 9-5 



Cirro-stratous scud ; cirro-strati ; cirri. 



18 



404 



50-4 



49-9 



0-5 



0-0 



0-0 



22 



23 



.21 



23 9-5 



Id. ; cirro-cumulo-strati ; cirri. 



19 



403 



51-6 



51-0 



0-6 



0-1 



00 



24 



— 



18 



23 9-0 



Id. ; woolly cirri ; cir.-str. ; cum. to N. 



20 



405 



55-4 



540 



1-4 



0-0 



00 



23 



21 



: — 



23 9-5 



Thin scud ; woolly and mottled cirri ; cumuli to N. 



21 



404 



58-4 



55-9 



2-5 



0-0 



0-0 



23 



20 



: — 



— 9-9 



Loose ragged scud and loose cumuli ; cirro-strati. 



'22 



408 



58-2 



53-9 



4-3 



00 



0-0 



23 



20 



: — 



— 9-5 



Scud and loose cumuli ; cumulo-strati ; cirro-strati. 



23 



400 



59-4 



55-0 



4-4 



01 



0-1 



9 



21 



: 



. — 5-0 



Loose cumuli ; cumuli ; id. ; id. Q 



1' 



395 



61-2 



56-6 



4-6 



0-2 



01 



16 



20 



: 



— 9-5 



Id.; id.; id.; id. 



1 1 



386 



64-7 



59-8 



4-9 



0-2 



0-3 



20 



21 



— 



— 8-5 



Scud and loose cumuli ; id. ; id. 



t2 



378 



63-2 



57-8 



5-4 



0-3 



0-2 



19 



21 



: 



— 9-8 



Id. ; id. ; id. 



3 



383 



55-2 



54-0 



1-2 



1-1 



0-1 



18 





10-0 



Scud ; cumuli ; rain- 



4 



381 



59-0 



55-4 



3-6 



0-1 



0-1 



6 



5, 20 : — 



:- 9-5 



Thin scud ; scud and loose ciunuli ; cirro-strati. 



5 



381 



57-0 



54-5 



2-5 



0-2 



0-1 



7 



21 : — 



— 9-5 



As before ; cumulo-strati on E. horizon. 



6 



387 



57-4 



54-7t 



2-7 



0-1 



0-1 



4 



6,23:20 



:- 8-0 



Loose scud ; cum. and cir.-cum.-str. ; piles of cum.-str. on ESE. hor. Q 



'7 



378 



54-7 



53-OJ. 



1-7 



0-1 



0-0 



3 







20 



— 3-5 



Cir.-str. scud ; loose clr.-cuin. ; piles of cum.-str. and nimbi on hor. 



8 



384 



53-4 



52-4 



1-0 



0-1 



0-0 



20 







20 



— 9-2 



Nearly as before. 



9 



379 



51-7 



51-0 



0-7 



01 



0-1 



24 







21 



— 9-2 



Id. 



10 



378 



51-3 



50-8 



0-5 



0-1 



0-0 



24 





9-8 



Cirro-cumulo-strati. 



11 



371 



50-4 



50-0 



0-4 



0-0 



0-0 



24 





9-9 



Id. 



12 



369 



50-6 



50-1 



0-5 



0-0 



0-0 







10-0 



Rain»-5 



13 



29-362 



50-6 



50-0 



0-6 



00 



00 







10-0 



Scud and cirro-stratus. 



14 



348 



50-5 



49-8 



0-7 



0-0 



00 



24 





9-9 



Cirro-stratous scud, causing a diffuse lunar corona. ^ 



Il5 



339 



50-0 



49-3 



0-7 



00 



0-0 







9-8 



Cirro-cumulo-strati . 



16 



336 



48-5 



48-3 



0-2 



0-0 



0-0 



28 





10-0 



Misty scud and cirro-stratus. 



17 



320 



49-5 



48-7 



0-8 



00 



00 





4 



: — 



— 10-0 



Id. 



18 



319 



49-7 



49-2 



0-5 



00 



0-0 



20 



3 



: 



— 9-8 



Misty scud ; cirro-stratus ; gathering of swallows. 



19 



312 



52-6 



51-6 



1-0 



0-0 



0-0 



12 



4 



: 



.— 9-8 



Id. ; id. • 



Th 



308 



'53-6 



52-3 



1-3 



0-0 



0-0 



12 



4 



:20 



:— 9-5 



Id. ; wooUy cir.-cum. ; piles of cum.-str. on N. hor. 



i direction of the \ 



f 



vind is 



indicated bj 



the r 



lumber of the p 



oint of the co 



mpass, reckoning N. = 0, E. = 8, S. = 16, W. = 24. The 



3tio 



ns of the three stra 



ta of cl 



ouds, Sc. (sc 



ud), C 



.-s. (cirro-stratu 



s), and Ci. (cii 



rus), are indicated in a similar manner. 



Au 



g. 181191". Obser 



vation 



made at 191" 



25"'. 









MAG. AND MET. OBS. 1845. 



3k 



