Hourly Meteorological Observations, January 18 — 21, 1844. 



179 





Baro- 

 meter 



Thermometers. 



Wind. 



Clouds, 







1 Gott. 

 Mean 









Maximum 





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

 movinff 



Sky 

 clouded. 



Species of Clouds and Meteorological Remarks. 



Time. 



at 32°. 



Dry. 



Wet. 



Diff. 



force in 



From 



from 

















IK 



10™. 











d. h. 



in. 







o 



o 



lbs. 



lbs. 



pt. 



pt. pt. pt. 



0—10. 





18 15 



29-653 



43-4 



39-3 



4-1 



1-3 



20 



20 





20 



Scud to S. 



16 



648 



43-0 



38-7 



4-3 



3-0 



2-4 



23 





20 



Id. ; haze to S. and E. 



17 



647 



42-6 



38-4 



4-2 



1-7 



1-1 



26 





20 



Id. 



18 



623 



40-8 



38-0 



2-8 



1-0 



0-6 



21 





9-0 



Scud. 



19 



611 



41-0 



38-0 



3-0 



0-9 



1-2 



24 





50 



Id. to S. and E. 



20 



596 



41-0 



38-0 



3-0 



1-2 



0-7 



23 





100 



Id. 



21 



571 



421 



38-8 



3-3 



1-8 



1-1 



23 



27 : — : — 



10-0 



Id. ; cirrous clouds. 



22 



563 



430 



39-3 



3-7 



2-4 



2-4 



23 



27 : 28 : — 



100 



Id. ; woolly cirro-cumuli ; linear cirri, cirrous-haze. 



23 



558 



43-1 



39-3 



3-8 



3-3 



2-1 



28 





100 



The same ; cirrous clouds more homogeneous. 



19 



542 



43-3 



39-3 



4-0 



3-9 



30 



28 





100 



Id. ; id. 



1 



554 



42-7 



39-7 



3-0 



2-5 



1-5 



28 





10-0 



Id. ; light rain since h . 



2 



570 



42-9 



38-1 



4-8 



2-5 



1-3 



29 



29 



29 



— 



9-7 



Thin scud ; cir.-cum.-scud ; cir.-str. ; cir. ; cir.-haze. 



3 



591 



39-5 



36-4 



3-1 



2-7 



3-3 



30 



30 



— 



— 



9-9 



Scud ; cirri ; nimbi ; commencing to rain and hail. 



4 



625 



38-7 



35-6 



31 



1-4 



0-1 



30 



29 



— 



— 



9-8 



Thin scud ; cirri ; showers passed to SSE. 



5 



641 



38-3 



35-4 



2-9 



0-0 



00 







100 



Scud ; cirri. 



6 



666 



38-3 



35-2 



31 



0-2 



0-0 





26 : — : — 



100 



Id. 



7 



656 



36-3 



34-1 



2-2 



00 



00 







7-0 



Cirrous-haze ; cirro-strati. 



8 



664 



35-4 



33-5 



1-9 



00 



0-0 







7-0 



Snow from a very heavy cloud. 



9 



678 



35-4 



33-3 



2-1 



00 



0-0 







90 



Scud. 



10 



703 



35-2 



330 



2-2 



00 



00 







100 



Id. 



11 



726 



34-9 



31-8 



3-1 



0-1 



0-1 



29 





8-0 



Id. 



12 



731 



340 



311 



2-9 



0-2 



0-2 



29 





9-0 



Id. 



13 



29-751 



34-4 



30-9 



3-5 



0-2 



0-2 



30 





8-0 



Scud. 



14 



747 



331 



30-7 



2-4 



0-2 



00 







100 



Id. 



15 



745 



32-3 



29-6 



2-7 



0-2 



0-0 







2-5 



Id. 



16 



751 



33-1 



29-7 



3-4 



00 



0-0 







8-0 



Id. 



17 



764 



33-8 



29-3 



4-5 



0-1 



01 



27 





20 



Id. 



18 



755 



321 



28-9 



3-2 



0-2 



0-2 



27 





20 



Id. 



19 



765 



32-4 



28-8 



3-6 



0-2 



0-0 







20 



Id. 



20 



778 



33-7 



29-8 



3-9 



0-2 



0-2 



28 



29 : — : — 



6-5 



Id. 



21 



801 



32-3 



29-4 



2-9 



0-2 



01 



28 



29 : — : — 



4-0 



Id. ; cirro-strati, cirrous- haze. 



22 



802 



31-9 



30-7 



1-2 



0-8 



0-4 



27 





2-0 



Id. ; linear and mottled cirri. 



23 



810 



35-0 



31-3 



3-7 



0-5 



0-1 



26 





1-5 



Id. ; cirrous-haze. 



jo 



818 



37-3 



330 



4-3 



0-0 



00 





30 



— 



— 



8-0 



Id. ; linear and mottled cirri ; cirro-strati. 



1 



827 



38-3 



33-7 



4-6 



0-3 



0-0 





30 



— 



— 



9-0 



Id. ; cirri. 



2 



817 



390 



34-3 



4-7 



0-5 



0-5 



28 



30 



— 



— 



100 



Id. 



3 



807 



38-6 



340 



4-6 



0-4 



0-2 



24 



31 



— 



— 



100 



Id. ; linear and woolly cirri. 



4 



808 



37- 1 



331 



4-0 



0-0 



00 





31 



— 



— 



9-0 



Loose scud ; cirro-stratous-scud ; cirro-strati. 



5 



803 



35-8 



32-5 



3-3 



00 



0-0 





30 



— 



— 



100 



Cirro-cumulous-scud ; linear cirri and cirro-strati. 



6 



803 



351 



32-8 



2-3 



00 



00 







100 



Thick mass of cirro-stratus. 



7 



795 



34-7 



32-7 



20 



0-0 



00 







100 



Dark. 



8 



766 



350 



330 



20 



0-0 



0-0 







8-0 



Some stars dimly visible. 



9 



768 



36-6 



34-6 



2-0 



01 



00 







100 



Dense mass of clouds. 



10 



747 



37-0 



35-6 



1-4 



00 



00 







100 



Id. 



11 



724 



36-9 



35-9 



1-0 



0-0 



0-0 







8-0 



Id. 



12 



694 



35-9 



35-5 



0-4 



00 



0-0 







1-5 



Haze on horizon. 



; o 











0-4 













13 



29-693 



35-7 



350 



0-7 



0-8 



0-0 



22 





0-2 



Streaks of cirri near horizon. 



14 



697 



32-3 



321 



0-2 



0-0 



00 







01 



Id. 



15 



690 



31-6 



31-2 



0-4 



0-0 



00 







0-2 



Id. 



16 



683 



30-3 



30-3 





0-0 



0-0 







0-7 



Cirri to N. 



17 



677 



30-3 



30-8 





0-0 



0-0 







10 



Id. to E. 



18 



676 



30-3 



31-8 





00 



00 







20 



Id. to N. and E. 



19 



679 



33-6 



32-6 



1-0 



0-0 



00 



21 





9-5 



Cirri ? ; stars seen in zenith. 



20 

 i The 



683 



34-0 



33-8 



0-2 



0-0 0-0 



21 





100 



Cirrous clouds ? 



direction ( 



>f the w 



ind is indicated by the number 



sf the point of the comp 



ass, reckoning N. = 0, E. = 8, S. = 16, VV. = 24. The 



lOtiOE 



s of the th 



ree stra 



ta of clouds, Sc. (scud), C.-s. (cil 



ro-stratus), and Cir. (cii 



•rus), are indicated in a similar manner. 



