







Hourly Meteorological Observations, April 8 — 10, 1844. 209 



Gbtt. 

 Mean 

 rime. 



Baro- 

 meter 

 at 32°. 



Thermometers. 



Wind. 



Cloud 



Sc. : C.-s. 



movin 



from 



i, 



Ci., Sky 

 y clouded. 



Species of Clouds and Meteorological Remarks. 



Dry. 



Wet. 



Diff. 



Maxi 

 fore 

 1\ 



mum 

 e in 

 10">. 



Prom 



d. h. 



in. 



o 



• 



o 



lbs. 



lbs. 



pt. 



pt. pt. 



pt. 0—10. 





8 11 



30- 152 



47-7 



46-8 



0-9 



0-2 



0-1 



18 





6-0 



Cirrous clouds and scud ; stars rather dim. 



12 



146 



460 



45-8 



0-2 



0-4 



0-3 



18 





0-7 



Thin scud near horizon, chiefly to N. 



13 



30150 



470 



46-7 



0-3 



0-3 



00 



18 





2-0 



Thin scud passing zenith. 



14 



153 



48-7 



47-9 



0-8 



0-5 



0-2 



22 





100 



Scud. 



15 



146 



48-7 



47-9 



0-8 



0-0 



0-0 



19 



24: — 



— 90 



Thin scud. 



16 



139 



49-1 



47-9 



1-2 



0-1 



0-0 





24: — 



— 9-7 



Id. 



17 



141 



49-4 



48-3 



11 



0-2 



0-1 



22 





9-7 



Id. 



18 



158 



48-8 



48-0 



0-8 



0-2 



00 



18 





100 



Id. 



19 



161 



49-2 



48-3 



0-9 



00 



0-0 





22 



— 



— 100 



Scud ; shower to ESE. 



20 



170 



49-9 



48-8 



11 



01 



00 



23 



22 



— 



— 10-0 



Id. 



21 



173 



520 



50-0 



20 



0-3 



0-6 



22 



21 



— 



— 100 



Id. 



22 



170 



53-5 



51-1 



2-4 



0-3 



1-0 



24 



21 



— 



— 100 



Id. 



23 



176 



55-2 



52-2 



30 



1-2 



0-6 



19 



24 



— 



_ 10-0 



Id. ; cirri ; cirro-strati ; woolly cirri to SE. 



) 



187 



56-3 



530 



3-3 



0-9 



0-1 



21 



23 



— 



— 10-0 



Id. ; cirrous clouds. 



1 



177 



590 



550 



4-0 



0-3 



0-6 



19 



23 



— 



— 8.0 



Loose cumuli and scud ; woolly cirri, cirro-strati. 



2 



176 



57-5 



540 



3-5 



1-3 



0-4 



21 





9.5 



Id. ; id. 



3 



173 



60-1 



551 



5-0 



0-4 



0-3 



21 



— 



— 



23 8.0 



Cumuli, cumulo-strati, cirro-strati ; woolly cirri. 



4 



170 



59-4 



54-7 



4-7 



0-5 



0-5 



20 



— 



23 



— 9-0 



Woolly cirro -cumuli ; linear cirri and cirro-strati. 



5 



175 



54-4 



52-7 



1-7 



0-5 



0-1 



21 



— 



24 



— 9-7 



Cir.-str. scud ; cirro-strati ; cumuli ; patches of scud. 



6 



169 



55-0 



52-6 



2-4 



0-3 



0-3 



20 



21 



22 



— 9-0 



Scud ; cirro-cumulo-strati. 



7 



174 



533 



51-5 



1-8 



0-3 



0-2 



20 



20 



:22 



:— 9-0 



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



8 



185 



511 



49-9 



1-2 



0-3 



01 



20 





100 



Thin misty scud over the sky. 



9 



192 



50-3 



49-1 



1-2 



0-0 



0-0 



20 





90 



Thin misty scud ; cirrous clouds. 



10 



194 



501 



49-1 



1-0 



0-7 



00 



20 





10-0 



Scud ; very dark ; slight drizzle of rain. 



11 



185 



49-9 



48-8 



11 



0-5 



01 



20 





100 



Id. ; id. 



12 



180 



49-7 



48-4 



1-3 



0-3 



0-1 



22 





10-0 



Id. ; id. 



13 



30171 



49-6 



48-0 



1-6 



01 



00 



20 





9-5 



A few stars visible to SE. 



14 



165 



49-5 



47-7 



1-8 



0-1 



0-1 



25 





9-5 



Sky to S. 



15 



150 



46-9 



45-0 



1-9 



0-3 



0-4 



21 





0-5 



Sky pretty clear ; cirro-strati on horizon. 



16 



144 



45-1 



43-3 



1-8 



0-6 



0-2 



25 





0-2 



Id. ; id. 



17 



131 



44-3 



411 



3-2 



0-6 



0-2 



20 





0-5 



Cirro-strati, cirri, and cirrous haze on horizon. 



18 



138 



41-9 



39-2 



2-7 



0-1 



00 







0-2 



Id. 



19 



131 



430 



39-9 



31 



0-2 



01 



20 





0-1 



Id. 



20 



116 



44-4 



41-5 



2-9 



0-2 



01 



20 





0-2 



Id. 



21 



106 



46-3 



43-6 



2-7 



0-5 



0-2 



19 





0-3 



Cirro-strati to NW. ; haze on horizon. 



22 



090 



48-7 



45-0 



3-7 



0-2 



0-2 



18 





0-3 



Id., id. 



23 



078 



50-2 



47-4 



2-8 



0-2 



0-2 



19 





0-3 



Cirro-cumuli, cirro-strati ; patches of thin scud. 



: 



047 



53-2 



51-5 



1-7 



0-7 



0-9 



18 





0-2 



Cirro-cumuli and cirro-strati ; haze on horizon. 



1 



032 



55-3 



47-5 



7-8 



0-7 



0-2 



21 





0-2 



Woolly cirri to NW. ; hazy on horizon. 



2 



30-003 



57-1 



48-2 



8-9 



0-3 



0-7 



19 





0-3 



Id. ; id. 



3 



29-956 



57-6 



48-6 



90 



0-9 



0-5 



20 





0-3 



Id. ; id. 



4 



936 



58-1 



49-2 



8-9 



1-0 



1-1 



20 





0-5 



Id. ; id. 



5 



913 



56-9 



46-3 



10-6 



1-8 



0-8 



20 



— 



— 



20 1-5 



Id. ; id. 



6 



894 



530 



43-2 



9-8 



0-6 



0-3 



20 



— 



— 



22 30 



Woolly cirri and cir.-str. ; tbick cirrous haze on E. hor. 



7 



878 



50-1 



430 



71 



0-7 



0-2 



21 



— 



— 



20 20 



Id. ; id. 



8 



851 



44-9 



39-7 



5-2 



0-4 



0-0 



20 





0-5 



Woolly cirri to NW. 



9 



824 



42-4 



37-7 



4-7 



0-4 



0-3 



18 





0-5 



Cirri and cirro-strati to NW. 



10 



799 



41-8 



37-5 



4-3 



0-6 



0-3 



19 





0-2 



Streaks of cirro-strati to N. 



11 



777 



42-6 



37-8 



4-8 



0-5 



0-3 



20 





0-9 



Id. 



12 



750 



37-1 



34-7 



2-4 



0-4 



0-0 







0-9 



Id. 



13 



29-713 



410 



36-2 



3-8 



01 



00 







0-9 



Streaks of cirro-strati to N. ; lighter on N. horizon. 



14 



675 



391 



34-5 



4-6 



01 



00 







0-9 



Id. 





15 



639 



41-3 



35-2 



6-1 



0-3 



00 







0-2 



Patches of scud ; flash of lightning seen to SE. 





16 



611 



41-3 



37-3 



4-0 



00 



0-5 



19 





100 



Scud ; a few drops of rain. 



— 



17 



582 



43-3 



41-3 



20 



0-7 



0-8 



19 



20: — 



— 9-9 



Id. ; cirro-strati to E., tinged with red ; light rain. 



The 



direction 



rf the wind is indicated by 



the n 



umber of the po 



int of the cor 



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





)tioi 



is of the th 



ree strata of clouds, Sc. (sci 



id), C. 



-s. (cirro-stratu3 



), and Cir. (cii 



•rus), are indicated in a similar manner. 



MAG. AND MET. OBS. 1844. 



3g 



