146 



Hourly Meteorological Observations, January 27 — 29, 1845. 







Thermometers. 





Wind 











Gott. 

 Mean 

 Time. 



Baro- 

 meter 

 at 32°. 













Clouds, 







Dry. 



Wet. 



Diff. 



Maxi 

 fore 

 1". 



mum 

 e in 



10>». 



From 



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



moving 



from 



Sky 

 clouded. 



Species of Clouds and Meteorological Remarks. 



d. h. 



in. 



» 



° 



= 



!15S. 



lbs. 



Pt. 



pt. pt pt. 



0-10. 



' 



27 9 



28-832 



32-0 



31-5 



0-5 



0-3 



0-3 



30 





10-0 



Snow*''5 ; fine particles. 



10 



839 



32-0 



31-7 



0-3 



0-2 



0-1 



31 





10-0 



Id. 



11 



839 



32-0 



31-6 



0-4 



0-0 



0-0 



1 





100 



Snow^ 



12 



839 



31-6 



31-2 



0-4 



0-0 



0-0 



2 





10-0 



Id. 



13 



28-834 



31-2 



30-9 



0-3 



... 



0-0 



3 





10-0 



Clouds not so homogeneous. 



14 



831 



31-3 



30-9 



0-4 





0-0 



2 





100 



Homogeneous. 



15 



829 



31-4 



310 



0-4 





0-0 







10-0 



Id. 



16 



823 



31-3 



31-0 



0-3 





0-0 



2 





10-0 



! Scud ; cirro-strati ; clouds broken. 



17 



814 



31-0 



30-6 



0-4 





0-0 



2 



6 : — : — 



10-0 



Id.; id.; id. \ 



18 



809 



30-6 



30-1 



0-5 





0-0 



4 





i 9-9 



Id. ; id. ^ 

 Thin scud ; cirro-strati ? 



19 



812 



29-8 



29-5 



0-3 



... 



0-1 



4 



6: — : — 



9-8 



20 



813 



27-1 



27-0 







0-1 



4 



6: — : — 



9-0 



Cirrous scud ; cirro-strati ; cirri ; stratus to E ? }■ 



21 



825 



26-9 



26-7 



0-2 





0-1 



4 



4 : — : — 



90 



Id. ; id. ; id. ; id. 



22 



838 



26-8 



26-6 



0-2 





0-1 



26 





10-0 



Scud ; snow^ ; stratus to E. 



23 



845 



29-0 



28-3 



0-7 



... 



0-1 



17 





9-5 



Cirro-strati to W. ; cirrous mass ; solar halo. % 



28 



863 



30-5 



29-8 



0-7 



0-1 



0-1 



23 



4 : — : — 



10-0 



Scud ; cirrous mass ; solar halo. 



1 



873 



31-7 



30-8 



0-9 



0-1 



0-1 



23 





100 



Id. ; snow^ ; snow 6j inches deep. 



2 



871 



32-7 



32-2 



0-5 



0-2 



0-1 



25 



4 : — : — 



10-0 



Id. ; dense cirro-strati and haze. 



3 



870 



32-4 



31-4 



1-0 



0-3 



0-2 



1 



4 : — : — 



10-0 



Id. ; id. 



4 



881 



32-7 



32-2 



0-5 



iO-9 



0-4 



1 



1 



10-0 



Dense cirrous mass ; snow' since 3^. 



5 



903 



32-3 



32-2 



0-1 



iO-6 



0-6 



6 





10-0 



Id. ; snow" 



6 



911 



31-0 



30-7 



0-3 



0-3 



0-0 









100 



Scud ; dense cirro-strati ; slate-blue to NW. and NE. 



7 



922 



31-0 



30-2 



0-8 





0-0 









7-0 



Cirro-strati ; haze ; stars dim. 



8 



937 



31-1 



29-5 



1-6 



... 



0-5 



3 





6-0 



Id. ; id. ; id. 



9 



951 



31-9 



29-5 



2-4 



0-9 



1-1 



3 





4-0 



As before ; faint aurora. 



10 



978 



31-9 



29-5 



2-4 



!0-8 



0-6 



3 





6-0 



Id. 



11 



28-993 



32-8 



30-0 



2-8 



1-3 



0-8 



3 





4-0 



Scud ; cirro-strati on horizon ; faint aurora. 



12 



29-007 



33-3 



31-5 



1-8 



1-5 



1-2 



5 





9-0 



Id. ; id. ; id. 



13 



29-033 



31-7 



30-8 



0-9 



0-7 



0-3 



4 





4-0 



Bank of cirro-strati to S. ; haze. ^ 



14 



048 



26-9 



26-0 



0-9 



0-4 



0-2 



4 





3-0 



Cirro-strati ; cirri ; lunar corona. > 



15 



069 



23-8 



23-3 



0-5 



0-1 



0-1 



20 





5-0 



j Id. 



id. ; lunar halo. }■ 



16 



078 



25-3 



24-4 



0-9 



0-2 



0-1 



9 





5-0 



Id. 



id. ; id. > 



17 



089 



22-8 



22-3 



0-5 



0-2 



0-1 



25 





4-0 



Id. 



id. ; id. ^ 



18 



110 



18-8 



18-8 



... 



|0-2 



0-1 



23 





4-0 



Id. 



id. ; id. \ 



19 



117 



20-2 



20-0 



0-2 



0-1 



00 



18 





3-0 



Scud ; thin haze ; faint lunar halo. J) 



20 



126 



15-0 



15-5 



... 



00 



0-0 



20 





2-5 



Id. ; cirri ; cirro-strati ; lunar corona. )) 



21 



145 



14-3 



14-7 





0-0 



0-0 



12 



— : 10 : 17 



6-0 



Cirro-stratous scud ; diffuse cirri ; loose cum. on hor. 



22 



151 



14-8 



15-0 



... 



0-0 



0-0 





— : — : 20 



6-0 



Woolly cirri ; masses of scud on horizon. 



23 



158 



19-3 



19-0 



0-3 



0-0 



0-0 



22 



12: — :20 



9-0 



Scud ; woolly cirri and cirrous haze. 9 



29 



154 



22-0 



211 



0-9 



0-2 



0-0 



22 





9-0 



Woolly cir. and cir. haze; cum.inhazetoNE.; solar halo. 9 



1 



154 



23-7 



22-7 



1-0 



0-1 



0-1 



25 





9-0 



Id. 



solar halo. 9 



2 



139 



23-7 



22-9 



0-8 



0-0 



0-0 



20 



— :~: 18 



90 



Id. 



id. 9 



3 



126 



22-3 



22-0 



0-3 



0-0 



0-0 



20 



— : — : 20 



8-0 



Id. 



id. 9 



4 



115 



20-9 



20-5 



0-4 



0-0 



0-0 



20 



— : — : 20 



8-0 



Id. 



id. 9 



5 



106 



19-0 



18-8 



0-2 



0-0 



0-0 



20 



— : — : 18 



8-0 



Cirri ; atmospheric haze. 



6 



097 



13-6 



14-0 



... 



0-1 



0-1 



20 





9-0 



Cirro-strati ; cirri ; dense cirri to E. 



7 



091 



11-8 



12-8 





0-1 



0-1 



18 





1-5 



Cirro-strati and haze round horizon. 



8 



079 



10-2 



10-5 





0-1 



0-1 



18 





1-5 



Id. ; faint auroral light. 



9 



075 



9-8 



100 





0-1 



0-1 



18 





1-0 



Id. ; id. 



10 



066 



8-4 



8-8 



... 



0-1 



0-1 



18 





1-0 



Id. 



11 



055 



9-8 



10-0 



... 



0-2 



0-0 



17 





6-0 



Cirri ; faint aurora ? 



12 



053 



13-5 



13-3 



0-2 



0-0 



0-0 



20 





10-0 



Id.? snow^'S for a little. 



13 



29-025 



16-7 



16-4 



0-3 



0-0 



0-0 



18 





9-8 



Cirri? 



14 



28-996 



17-4 



17-0 



0-4 



0-0 



0-0 



20 





10-0 



Id. 



15 



28-995 



17-4 



17-2 



0-2 



0-0 



0-0 



19 





10-0 



Id. denser. 



Jan 



27d iih_ 



-23''. Anemon 



leter vane ft 



ozen 1 



[ip. 





Jan 



28-1 81=. 



The vane of the 



i anemomete 



r bein 



g frozen up it was released : t 



he wind commenced blowing about 7'> -tO"". 



Jan 



28'' 20''. 



There is scarce 



jly any mois 



ture d 



eposited on the stems, &c. of 



the external thermometers, a very unusual circumstance at 



so low 



a tempera 



ture. 











Jan 



29<i 8i 30 



"'. Dry therm 



ometer read 



mgV" 



7. 



1 



