166 



Hourly Meteorological Observations, March 21 — 24, 1845. 







Thermometeks. 



Wind 











- 



Gott. 

 Mean 

 Time. 



Bako- 



METER 



at 32°. 









Clouds, 









Dry. 



Wet. 



Diff. 



Maxi 

 fore 



mum 

 e in 



Prom 



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



moving 



from 



Sky 

 clouded. 



Species of Clouds and Meteorological Remarks 



. 



d. h. 



in. 



o 



o 



o 



lbs. 



lbs. 



pt. 



pt. pt. pt. 



0—10. 







21 9 



29-864 



42-7 



40-3 



1-4 



5-3 



4-0 



18 





10-0 



Loose scud ; woolly cirri ; cirro-strati. 



> 



10 



847 



43-4 



41-2 



2-2 



5-3 



4-6 



18 





10-0 



Id. ; id. 



> 



11 



810 



43-6 



41-4 



2-2 



4-7 



3-9 



19 



20 : 22 : — 



9-9 



Id. ; cirro-strati ; cirro-cumuli ; cirrous 



haze. 



12 



802 



44-4 



42-2 



2-2 



5-0 



3-4 



20 





9-8 



As before ; traces of a halo at 11^. 





13 



29-779 



45-2 



43-1 



2-1 



4-8 



4-1 



19 





9-9 



Scud ; loose cirro-strati ; shower at 12'" 30". 





14 



797 



44-6 



42-7 



1-9 



6-2 



4-6 



20 





100 



Scud and cirro-strati ; drops of rain. 





15 



822 



44-1 



42-9 



1-2 



4-2 



0-6 



19 





10-0 



Id. ; rain"-^ 





16 



798 



45-7 



44-4 



1-3 



2-6 



1-5 



19 





10-0 



Id. ; id. 





17 



797 



45-6 



44-0 



1-6 



2-2 



2-2 



19 





10-0 



Id. 





18 



806 



45-1 



43-7 



1-4 



2-2 



1-2 



19 





10-0 



Id. 





19 



812 



44-8 



43-9 



0-9 



2-4 



1-2 



19 



20 : 24 : — 



9-8 



Smoky scud ; loose cirro-strati ; cir.-cum.-str. ; 



cirri. 



20 



847 



45-5 



44-3 



1-2 



1-0 



0-4 



19 



20 : — : — 



100 



Homogeneous scud ; streaks to E. 





21 



852 



45-9 



44-8 



11 



0-8 



0-4 



21 





10-0 



Id. 





22 



846 



47-7 



46-4 



1-3 



0-5 



0-3 



18 



— : 20 : — 



10-0 



Cirro-stratous scud ; cirro-strati ; cirrous mass. 





23 



835 



48-2 



46-7 



1-5 



0-9 



0-7 



18 





10-0 



Nearly homogeneous mass of scud. 





22 



811 



49-9 



48-1 



1-8 



1-3 



2-0 



18 



20 



— : — 



100 



Scud ; cirro-strati ; drops of rain. 





1 



792 



51-7 



49-2 



2-5 



2-4 



1-8 



18 



19 



— : — 



100 



Id. ; id. 





2 



766 



53-4 



50-3 



31 



2-0 



2-0 



20 



20 



— : — 



10-0 



Id. ; id. ; drops of rain. 





3 



743 



51-8 



49-4 



2-4 



3-6 



3.1 



20 



20 



: — 



10-0 



Id. ; id. ; id. 





4 



715 



52-0 



49-2 



2-8 



2-8 



2-5 



20 



20 



— : — 



10-0 



Smoky scud ; cirro-strati ; cirrous mass. 







5 



692 



50-8 



48-7 



21 



41 



2-5 



21 



20 



— : 



100 



Id.; id.; id. 





6 



695 



49-6 



47-3 



2-3 



3-1 



2-4 



21 



20 



: — 



10-0 



Loose scud ; homogeneous cirro-strati. 





7 



719 



47-8 



46-3 



1-5 



3-7 



2-0 



19 



20 



; 



10-0 



Id. ; id. 





8 



705 



48-4 



46-6 



1-8 



1-7 



1-2 



19 





10-0 



Id. ; id. 





9 



697 



49-6 



47-9 



1-7 



1-8 



1-4 



18 





9-0 



Id. ; cirri and cirro-strati. 





10 



692 



48-9 



47-6 



1-3 



2-1 



1-4 



18 





9-5 



Id. ; id. 



} 



11 



711 



48-7 



47-4 



1-3 



1-3 



I-O 



18 



21 



20: — 



9-9 



Id., very low and quickly ; wooUy cirri ; cir 



-str. > 



12 



731 



49-2 



47-8 



1-4 



0-8 



1-0 



17 



21 



— : — 



9-9 



Id. ; id. 



> 



23 1 



29-755 



53-7 



46-0 



7-7 



2-9 



11 



22 



— 



24: — 





(Sunday — a.m. Clear ; with a few cumuli, p.m. 

 ( cast with cirri and cumuli. 



Over- 



13 



29-768 



38-7 



36-7 



2-0 



3-5 



0-2 



27 



— 



— :25 



6-0 



Woolly cirri ; linear cirri ; aurora ; halo. 



> 



14 



763 



38-1 



36-0 



2-1 



0-6 



0-2 



26 



— 



— :25 



3-0 



Id. ; cirri ; cirro-strati on horizon ; aurora. J-| 



15 



776 



37-6 



35-7 



1-9 



0-2 



0-0 



25 



— 



26: — 



8-5 



Cirro-cumulo-strati ; cirro- strati ; cirri ; aurora 



? s 



16 



783 



37-7 



360 



1-7 



0-3 



0-1 



20 



— 



26: — 



5-0 



Id. 



} 



17 



795 



35-3 



34-0 



1-3 



0-1 



00 



16 



— 



26: — 



8-5 



Id. 





18 



804 



36-0 



34-5 



1-5 



0-2 



0-0 



16 



— 



26: — 



7-0 



Id. 



J 



19 



813 



35-3 



34-0 



1-3 



01 



0-2 



17 





3-0 



Scud ; cirro-cumulo-strati to E. 





20 



833 



36-7 



35-0 



1-7 



0-1 



0-2 



22 





0-5 



Cirro-strati on E. horizon. 



G 



21 



847 



41-9 



38-4 



3-5 



0-3 



0-1 



23 





0-3 



Cirro-cumulo-strati to SE. 







22 



858 



43-8 



39-7 



4-1 



0-3 



0-2 



23 





02 



Id. 







23 



869 



46-4 



39-8 



6-6 



0-7 



0-6 



28 



29 : — : — 



1-5 



Loose cumuli ; cumulo- strati. 



G 



24 



877 



46-5 



40-0 



6-0 



0-6 0-5 



29 



29 : — : — 



5-0 



Id. ; id. 







1 



875 



48-3 



40-1 



8-2 



0-6 



0-2 







40 



Id. 







2 



874 



50-0 



41-7 



8-3 



0-6 



0-4 



28 



28 



— : 



6-5 



Scud and loose cumuli. 







3 



852 



48-2 



41-2 



7-0 



0-5 



0-5 



28 



26 



: — 



5-0 



Cumuli. 



G 



4 



848 



49-7 



42-7 



7-0 



0-9 1 0-3 



28 



26 



. : 



5-5 



Id. ; cirro-strati. 



G 



5 



835 



48-2 



41-8 



6-4 



0-5 1 0-2 



26 



;26 



; 



6-5 



Id. ; cumulo-strati ; cirro-strati. 



G 



6 



838 



47-8 



41-7 



61 



0-5 



0-5 



22 



1 



27: — 



2-5 



Loose cirro-strati ; cumulo-strati. 



G 



7 



838 



44-0 



39-7 



4-3 



0-3 



0-4 



22 





10 



As before ; cirri ; red haze on horizon. 





8 



843 



40-8 



37-7 



31 



0-2 



0-1 



20 



, — : 24 : — 



0-8 



Patches of cirro-strati ; hazy on horizon. 





9 



850 



39-3 



36-6 



2-7 



01 



0-0 



22 





0-8 



Id. 



> 



10 



843 



34-4 



33-0 



1-4 



0-0 



00 







0-5 



Cirri ; sky greenish near the moon. 



J 



11 



838 



32-7 



31-7 



1-0 



0-0 



00 







0-8 



Id., radiating from SE. towards NW. 



J 



12 



832 



31-7 



31-0 



0-7 



01 



0-0 



18 



1 



10 



Id., scattered over the sky, chiefly to S. and SW. Jl 



13 



29-820 



31-9 



31-3 



0-6 



00 



0-0 



20 





2-0 



As before ; portion of a lunar halo. 



> 



14 



812 



28-9 



28-6 



0-3 



0-0 i 0-0 



17 





4-0 



Id. ; id. 



> 



The 



direction 



jf the wind is indie 



ated by the 



number of the point 



of the ci 



)mpass, reckoninj^ N. = 0, B. = 8, S. =: 1(3, W. = 24. 



The 



raotior 



19 of the th 



ree strata of clouds, 



Sc. (scud), ( 



-'.-s. (cirro-stratus), a 



nd Ci. (ci 



rrus), are indicated in a similar manner. 





