250 



Hourly Meteorological Observations, July 26 — 29, 1844. 







Thermometers. 



Wind. 











Gbtt. 

 Mean 

 Time. 



Baro- 

 meter 

 at 32°. 









Clouds 







Dry. 



Wet. 



Diff. 



Vlaxi 

 forci 

 1\ 



num 

 ; in 



10™. 



From 



Sc. : C.-s. 



movin 



from 



Ci., Sky 

 * clouded. 



Species of Clouds and Meteorological Remarks. 



d. h. 



in. 



° 



o 



o 



lbs. 



lbs. 



pt. 



pt. pt. 



pt. 0—10. 





26 12 



29-904 



58-7 



57-2 



1-5 



0-0 



0-0 



17 





10-0 



Scud. 



13 



29-910 



57-9 



56-6 



1-3 



0-0 



0-0 



16 





9-8 



Sky in zenith. 



14 



917 



57-8 



56-3 



1-5 



0-0 



00 



20 





9-0 



A few stars seen in zenith. 



15 



917 



56-1 



55-3 



0-8 



00 



0-0 



8 





90 



Cirro-cumuli ; cir.-str. to E. ; dense cloud to W. 



16 



919 



550 



54-3 



0-7 



0-0 



00 



4 



— : 



28: 



— 7-0 



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



17 



937 



55-7 



55-0 



0-7 



0-0 



0-0 



4 



0: 



0: 



— 8-5 



Id. ; very thick scud ; id. 



18 



952 



58-8 



56-7 



f2-l 



00 



00 



22 



0: 



— : 



— 90 



Scud ; cir.-str. to W. ; loose cum. to S. ; haze to E. 



19 



965 



59-5 



57-4 



2-1 



0-0 



00 



22 



— : 



0: 



— 9-7 



Thick cirro-cumulo-strati ; loose scud to E. 



20 



966 



61-8 



58-7 



31 



0-0 



00 



24 



— 







— 9-0 



Cir.-cum.-str. and cirro-cumuli ; loose cumuli to E. 



21 



967 



64-9 



59-3 



4.5-6 



0-1 



0-J 



26 



31 : 



27- 



— 9-0 



Scud and loose cumuli ; thick sheet of woolly cir. -str. 



22 



963 



67-1 



60-6 



6-5 



01 



01 



26 



— : 



28: 



— 9-8 



Scud ; cirro-cumulous scud and cirro-cumuli. 



23 



955 



68-1 



62-2 



5-9 



0-1 



1 



1 



1 



30: 



28 7-0 



Two currents of scud ; woolly cirri. 



27 



969 



70-4 



63-9 



6-5 



0-0 



0-0 



9 



26 



— 



— 100 



Scud. [and S. ; nimbi. Q 



1 



963 



70-7 



63-9 



6-8 



01 



0-0 



12 



— ■ 



24 



— 7-0 



Cir.-cum.-str. ; large piles of cum. ; cum. -str. to X., W. 



2 



958 



72-0 



63-7 



8-3 



0-1 



0-0 



18 



22 



— 



— 8-5 



Scud and loose cum. ; cir.-cum.-str. ; rain to XW. 



3 



954 



71-6 



65-4 



6-2 



0-1 



00 



20 



— 



24 



— 8-5 



Cir.-cum. scud ; cum., cum. -str., nimbi ; woolly cirri. 



4 



948 



72-6 



65-0 



7-6 



01 



00 



12 



— 



22 



— 7-0 



Id. ; loose cum. and cum. -str. ; woolly cirri. 



5 



940 



69-7 



63-0 



6-7 



00 



00 





22 



— 



— 9-0 • 



Thick scud; loose cum., cir.-st., woolly cir. ; drops of rain. 



6 



936 



69-9 



64-5 



5-4 



01 



00 



20 



— 



— 



28 6-5 



Curled and woolly cirri ; cum. and cum. -str. on hor. Q 



7 



937 



68-0 



61-3 



f6-7 



0-1 



01 



20 



24 



— 



27 8-5 



Scud ; diffuse cirri ; cirro-cumuli rad. from N by W. ; 



8 



947 



65-0 



61-5 



3-5 



0-2 01 



23 



— 



28: 



— 7-5 



Cir.-cum. ; cirri; cir.-str. on hor. [cum -str. (J) 



9 



955 



62-3 



590 



4.3-3 



0-4 



0-2 



23 



— 



28 



— 7-0 



Id. ; diffuse cirri and cirro-strati. 



10 



954 



59-4 



57-2 



2-2 



0-2 



0-1 



16 





60 



Id. ; diffuse cirri. ) 



11 



964 



58-3 



56-8 



1-5 



01 



00 



18 



— :24 



— 8-0 



Thick sheet of cirro-strati covering the sky. 



12 



958 



59-1 



56-9 



2-2 



0-1 



01 



20 



— : 24 



— 9-9 



Cirro-cumuli, cirro-strati. 



28 



29-853 









0-7 





24 







Sunday — a peal of thunder heard at 7 h . 



13 



29-708 



52-9 



50-3 



2-6 



1-6 



0-4 



24 







24 



— 30 



Cirro-cumulous scud ; cirro-strati. 



14 



703 



52-3 



49-6 



2-7 



0-6 



0-3 



24 



— 



26 



— 9-0 



Id. ; cirro-cumuli. 



15 



704 



51-8 



49-0 



2-8 



0-4 



0-2 



26 



■ — 



27 



— 7-5 



Id. 



16 



699 



50-0 



48-4 



1-6 



0-2 



0-0 



20 



29 



— : 



— 8-0 



Scud ; cirro-strati on horizon. 



17 



690 



50-1 



48-7 



1-4 



0-1 



0-0 



20 



30 



— 



— 4-0 



Id. 



18 



693 



49-9 



48-6 



fl-3 



00 



00 



20 



30 



30 



— 30 



Id., cirro-cumulous scud, cirro-strati. 



19 



698 



52-0 



50-0 



2-0 



0-1 



0-1 



22 



30 



— 



— 20 



Id. ; cirro-stratous scud ; id. 



20 



698 



56-0 



52-4 



3-6 



0-3 



0-2 



24 



— 



30 



— 8-2 



Cir.-str. scud ; cir.-str. on hor., with cir.-cum. edges. 



21 



701 



59-2 



540 



4.5-2 



1-5 



0-9 



24 



— 



31 



— 9-3 



Id. ; cirri and cirro-strati ; scud. 



22 



706 



60-0 



54-7 



5-3 



10 



0-6 



28 



30 



31 



— 90 



Scud ; cir.-cum.-str. ; cumuli and cumulo-strati. t 



23 



696 



600 



53-9 



6-1 



10 



0-5 



30 



29 



:31 



•— 8-0 



Id. ; id. ; cumulo-strati to S. # 



29 



690 



61-6 



53-7 



7-9 



1-1 



0-9 



28 



28 



— 



— 6-2 



Loose cumuli ; cirro-stratous scud. 



1 



702 



60-9 



53-5 



7-4 



1-3 



11 



28 



30 



— 



— 7-0 



Id. ; cirro-strati, cirro-cumuli, cumuli. 8 



2 



681 



62-3 



54-2 



8-1 



1-7 



1-3 



28 



29 



— 



— 7-0 



Id. ; cirro-stratous scud. 



3 



697 



62-4 



54-2 



8-2 



1-7 



0-9 



29 



29 



— 



— 7-5 



Id. : woolly cirro-strati ; cirro-cumuli. 



4 



691 



64-0 



54-8 



9-2 



1-3 



0-6 



31 



29 



— 



.— 9-7 



Scud, loose cumuli ; cirro-strati. 



5 



692 



63-4 



55-6 



7-8 



1-2 



0-3 



31 



30 



— 



.— 7-0 



Loose cumuli ; cirro-cumulo-strati. • 



6 



691 



62-6 



54-0 



8-6 



1-0 



0-6 



30 



30 



: — 



:— 9-8 



Scud, loose cumuli ; cirro-stratous scud. 



7 



688 



61-7 



53-8 



7-9 



0-5 



0-4 



30 



29 



— 



. — 8-5 



Id. 



8 



675 



59-4 



530 



f6-4 



0-4 



01 



31 





20 



Id. ; cirro-strati. 



9 



668 



54-0 



51-1 



j.2-9 



0-0 



00 



28 





2-0 



Id. ; id. J> 



10 



679 



53-6 



51-9 



1-7 



0-0 



00 







90 



Id. 



11 



677 



53-8 



51-0 



2-8 



0-1 



00 







90 



Id. 



12 



665 



52-8 



51-3 



1-5 



0-0 



0-0 



20 



28 



: — 



:- 8-5 



Scud and loose cumuli ; cirro- strati. 



13 



29-645 



48-2 



47-8 



0-4 



0-0 



00 



16 



— 



:28 



:— 2-0 



Cirro-cumulo-strati to S W. ; cirro-strati to E. 



14 



624 



45-6 



451 



0-5 



00 



0-0 



17 



— 



21 



:— 3-0 



Cirro-cumuli ; curled cirri. 



15 



598 



46-8 



46-3 



0-5 



0-0 



0-0 







:20 



:— 6-0 



Id. ; cirri and cirro-strati. 



16 



562 



45-9 



45-7 



0-2 



0-0 



00 







:22 



:— 9-5 



Cirro-stratous scud ; cirro-cumuli ; cirri ; scud to h. 



17 



543 



47-0 



46-6 



0-4 



0-0 



0-0 





22 



:23 



:— 9-0 



Cirro-cumuli ; cirro-stratous scud ; cirro-strati. 9 



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

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



The 



