266 



Hourly Meteorological Observations, September 7 — 10, 1844. 







Thermometers. 



Wind 











Gott. 

 Mean 

 Time. 



Baro- 











Clouds 







meter 

 at 32°. 



Dry. 



Wet. 



Diff. 



Maxi 

 fore 

 l h . 



mum 

 e in 



10™. 



From 



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



moving 



from 



Sky 



clouded. 



Species of Clouds and Meteorological Remarks. 



d. h. 



in. 



o 



° 



= 



lbs. 



lbs. 



pt. 



pt. pt. pt. 



0—10. 





7 6 



29-565 



65-2 



62-1 



31 



0-1 



00 





20 



20 : — 



9-9 



Scud; cir.-cum.-str. ; piles of cumuli to SE. ; drops of 



7 



565 



63-0 



61-2 



1-8 



01 



00 



8 



16 



— : — 



9-8 



Id. ; cumuli ; cirro-strati. [rain ; electric looking. 



8 



572 



61-7 



60-2 



1-5 



01 



00 





17 



— : — 



100 



Id. ; rain 4 ; thunder storm since 7 h 15 m . 



9 



570 



59-5 



590 



0-5 



0-4 



0-1 



12 



16 



— : — 



9-5 



Id. ; sky in zenith ; distant thunder ; rain ' 5 



10 



582 



57-7 



56-5 



1-2 



0-9 



0-9 



5 





100 



Dark ; occasional lightning ; rain " 3 



11 



609 



54-4 



54-0 



0-4 



0-7 



0-4 



3 





100 



Very dark ; rain " 5 



12 



611 



54- 1 



53-7 



0-4 



0-4 



0-6 



3 





100 



Id. 



23 

 8 13 

 14 

 15 

 16 



29-679 



540 



50-9 



31 



0-8 



0-4 



5 



14: — : — 



100 



Sunday — Overcast ; homogeneous scud. 



29-568 



52-2 



51-8 



0-4 



0-4 



00 







100 



Homogeneous scud ? rain"'-' 



17 



561 



521 



51-7 



0-4 



00 



00 



28 





100 



Id. 



18 



562 



52-4 



51-9 



0-5 



00 



00 



27 



28 



22: — 



9-8 



Misty scud; cirro-stratous scud ; cirro-strati; cirri. 



19 



566 



51-8 



49-6 



2-2 



0-2 



01 



20 



20 



: — 



70 



Id. ; id. ; woolly and linear cirri. 



20 



558 



51-4 



500 



1-4 



00 



0-0 



22 



20 



— : — 



6-0 



Id. ; id. ; id. 



21 



561 



540 



51-3 



2-7 



0-2 



0-2 



25 



22 



— : — 



70 



Loose scud ; fine linear cirri. Q 



22 



556 



55-8 



52-3 



3-5 



01 



0-1 



25 



20 



— : — 



7-5 



Id. e 



23 



540 



57-2 



52-9 



4-3 



0-3 



0-3 



22 



20 



— : — 



50 



Id. ; fine linear cirri. Q 



9 



519 



58-3 



53-5 



4-8 



0-4 



0-4 



22 



20 



— : — 



2-5 



Scud ; loose cumuli ; woolly and linear cirri. 



1 



508 



590 



52-8 



6-2 



0-7 



0-6 



23 





10 



Id. ; loose cumuli on horizon : woolly cirri. 



2 



500 



60-2 



52-8 



7-4 



0-6 



0-4 



28 



21 : — : — 



1-2 



Id. ; woolly cirri. 



3 



492 



58-8 



520 



6-8 



0-6 



0-4 



23 





0-7 



Id. 



4 



493 



58-0 



51-4 



6-6 



0-9 



0-6 



22 



21 : — : — 



0-7 



Id. ; loose cumuli ; loose cumuli on S. horizon. 



5 



487 



58-0 



51-2 



6-8 



0-6 



0-6 



22 





0-5 



Id. ; loose cumuli on S. horizon ; cirro-strati. 



6 



481 



56-6 



51-4 



f5-2 



0-8 



0-4 



24 



— 



24: — 



6-5 



Cirro-stratous scud ; mottled cirro-strati ; cirri. 9 



7 



489 



54- 1 



500 



41 



0-3 



0-2 



19 



— 



25 : — 



90 



Id. ; cirro-cumulous scud ; cirri, &c. 



8 



481 



53-8 



50-1 



4.3-7 



0-5 



0-2 



19 



— 



25: — 



9-2 



As last hour. 



9 



477 



54-0 



50-1 



3-9 



0-3 



0-2 



20 





9-5 



Id. 



10 



467 



54-3 



50-9 



3-4 



0-7 



0-4 



20 





9-8 



Id. 



11 



458 



54-3 



51-1 



3-2 



0-8 



0-2 



20 





9-9 



Scud ; cirro-strati. 



12 



456 



53-9 



51-1 



2-8 



0-6 



0-2 



18 





100 



Id. 



13 



29-452 



53-7 



51-6 



21 



0-5 



0-5 



20 





100 



Scud. 



14 



458 



53-0 



51-8 



1-2 



0-7 



0-2 



21 





7-5 



Id. 



15 



456 



51-9 



49-9 



20 



0-4 



01 



22 





3-0 



Thin scud and cirro-strati. 



16 



460 



50-6 



48-5 



2-1 



0-2 



0-2 



20 





2-5 



Id. J 



17 



467 



470 



45-7 



1-3 



0-3 



0-0 



6 





0-2 



Patches of cirro-cumulo-strati. 



18 



474 



45-6 



44-6 



1-0 



00 



0-0 



28 





01 



Id. ) 



19 



501 



45-6 



44-6 



fi-o 



0-1 



01 



22 





0-2 



Id. 



20 



516 



51-2 



48-0 



3-2 



0-3 



0-3 



25 







26: — 



0-5 



Cirro-stratous scud ; mottled, &c. cirro-strati. 



21 



526 



53-6 



49-2 



4.4-4 



0-4 



0-4 



22 



— 



26: — 



10 



id. ; mottled cirri ; cirro-strati. 



22 



535 



560 



51-1 



4-9 



0-4 



0-4 



24 



— 



26: — 



6-5 



Cir.-cum.-str. ; scud ; patches of scud ; loose cumuli. 



23 



545 



56-8 



51-2 



5-6 



0-6 



0-6 



23 



26 



: — 



4-5 



Scud : loose cumuli : id. 



10 



548 



58-3 



51-3 



7-0 



0-4 



0-4 



26 



28 



— : — 



8-5 



Id. ; id. ; range of cumuli to SE. • 



1 



559 



58-8 



511 



7-7 



0-5 



0-3 



26 



28 



— : — 



90 



Id. ; cumuli ; cirro-strati. t 



2 



570 



58-9 



50-8 



8-1 



0-4 



0-7 



27 



28 



26: — 



8-0 



Loose cumuli ; cirrous edged cumuli moving various!". 



3 



578 



59-1 



52-1 



70 



07 



0-4 



27 



26 



— : — 



90 



Id. ; scud ; piles of cumulo-strati. 



4 



594 



60-2 



53-1 



7-1 



0-4 



0-3 



26 



— 



28: — 



7-5 



Cir.-cum.-str., with scud dripping from it ; cum.-str. 



5 



608 



58-0 



51-4 



6-6 



0-3 



0-1 



28 



— 



26: — 



9-0 



id. ; cirro-strati ; woolly cirri. 



6 



620 



57-2 



51-7 



5-5 



0-2 



0-2 



26 



— 



26: — 



92 



Cirro-cumulous scud ; woolly cirro-cumuli ; cirri. 



7 



641 



55-4 



50-2 



5-2 



0-2 



0-0 



25 



— 



24: — 



9-5 



Id. ; cirro-cumulo-strati. 



8 



658 



50-7 



480 



2-7 



0-1 



0-0 



22 



— 



25 : — 



8-0 



Id. ; diffuse cirri ; cirro-strati. 



9 



675 



500 



47-4 



2-6 



01 



01 



22 





20 



Cirri and cirro-strati on horizon. 



10 



688 



48-1 



46-1 



20 



01 



00 







10 



Thin clouds near horizon. 



11 



702 



46-9 



45-1 



1-8 



01 



00 







10 



Id. on E. horizon. 



12 



714 



45-8 



44-2 



1-6 



01 



0-0 







0-2 



Clouds on N. and E. horizon. 



The 



direction 



of the wind is indicated by 



the nu 



ruber 



of the point of 



the com 



jass, reckoning N. = 0, E. = 8, S. - 16, \V. = 24. The 



motioi 



is of the th 



ree strata of clouds, Sc. (sci 



td), C. 



-s. (cii 



ro-stratus), an< 



1 Cir. (cii 



rus), are indicated in a similar manner. 



Sep 



t. 8J 16». 



Observation made at 16 h 6 



m . 











Sep 



t. 9 d 17\ 



Observation made at 17 h 2 



m . 









J 



