Hourly Meteorological Observations, September 20 — 23, 1844. 



271 



d. h. 



20 17 



18 



19 



20 



21 



22 



23 



1 



1 



2 



3 



4 



5 



6 



7 



9 



10 

 11 

 12 



23 



13 



14 



15 



16 



17 



18 



19 



20 



21 



22 



23 







1 



2 



3 



4 



5 



6 



7 



8 



9 



10 



11 



12 



13 



14 

 15 

 16 



17 



20 

 21 

 22 



Baro- 

 meter 

 at 32°. 



30-059 

 066 

 079 

 088 

 089 

 090 

 094 

 089 

 086 

 090 

 098 

 091 

 081 

 080 

 079 

 083 

 078 

 072 

 080 

 078 



30003 



29-926 

 910 

 840 

 826 

 814 

 808 

 807 

 804 

 801 

 796 

 792 

 794 

 792 

 786 

 780 

 776 

 779 

 788 

 794 

 795 

 806 

 804 

 807 

 811 



29-812 

 812 

 813 

 814 

 825 

 834 

 846 

 867 

 871 

 885 



Thermometers. 



Dry. 



36- 

 35- 

 35- 

 40- 

 43- 

 49- 

 51- 

 52- 

 53- 

 54- 

 52- 

 52- 

 52- 

 50- 

 48- 

 43- 

 39- 

 38- 

 35- 

 33- 



46- 



38- 

 37- 

 36- 

 34- 

 33- 

 35- 

 37- 

 39- 

 41- 

 43- 

 46- 

 46- 

 51- 

 50- 

 51- 

 50- 

 49- 

 49- 

 48- 

 49- 

 48- 

 48- 

 49- 

 48- 



48- 

 48- 

 48- 

 48- 

 48- 

 48- 

 47- 

 48- 

 50-i 

 52- 



Wet. 



•6 



36- 



•0 



34- 



•0 



34- 



•0 



39-. 



■5 



43- 



•1 



47- 



•2 



48- 



■7 



47- 



•8 



47- 



■2 



48- 



•7 



47-1 



•3 



47- 



•0 



47- 



•9 



47- 



■9 



46- 



•9 



43- 



•3 



39- 



■0 



37- 



•1 



34- 



•8 



33- 



■3 



44. 



•2 



37- 



•7 



37- 



•0 



35- 



•8 



34- 



•5 



33- 



•4 



35- 



•3 



36- 



•2 



38- 



•1 



40- 



•6 



42- 



•8 



45- 



•9 



45- 



•0 



48- 



•9 



46- 



•4 



47- 



(-8 



47- 



1-3 



47- 



•0 



47- 



>-9 



47- 



•1 



47- 



•8 



47- 



•9 



46- 



•2 



47- 



.•7 



46- 



•3 



46- 



•4 



46- 



•6 



46- 



•7 



47- 



•9 



47- 



•5 



46- 



'■8 



45- 



1-2 



46- 



1-0 



47- 



1-8 



48- 



Difif. 



Wind. 



JIaximum 

 force in 

 1». 10">. 



lbs. 



00 

 00 

 0-1 

 01 

 0-0 

 01 

 0-1 

 0-1 

 0-2 

 0-3 

 0-2 

 0-3 

 0-2 

 0-1 

 0-1 

 0-0 

 00 

 00 

 00 

 0-0 



0-2 



0-2 



00 



00 



0-1 



0-1 



0-0 



01 



0-1 



01 



00 



00 



00 



00 



0-4 



0-4 



0-3 



0-3 



]0-2 



!0-2 



j 0-3 



|0-3 



0-2 



I 0-1 



J 01 



j 0-0 



00 

 0-0 

 00 

 0-1 

 00 

 0-1 

 01 

 00 

 01 



lbs. 



00 

 00 

 00 

 00 

 0-0 

 0-0 

 01 

 01 

 0-2 

 0-3 

 0-2 

 0-2 

 0-2 

 0-2 

 00 

 0-0 

 00 

 00 

 00 

 00 



00 



0-1 

 00 

 00 

 0-1 

 0-1 

 00 

 0-1 

 00 

 0-1 

 0-0 

 00 

 00 

 00 

 0-3 

 0-3 

 0-3 

 0-2 

 0-1 

 0-1 

 0-1 

 01 

 0-2 

 0-1 

 00 



0-0 

 00 

 00 

 00 

 00 

 00 

 00 

 01 

 0-0 

 01 



From 



pt. 



20 



20 



21 



20 



20 



4 



4 



3 



3 



6 



3 



3 



5 



4 



3 



30 



18 



26 



20 



20 



12 



18 

 22 



21 

 20 

 22 

 22 

 22 

 21 

 14 



12 

 2 

 2 

 2 

 2 

 2 



31 

 2 

 1 

 

 

 





 26 

 26 















18 v, 



24 



26 



Clouds, 



Sc.:C.-s. :Ci. 



moving 



from 



pt. pt. pt. 



20 



6: 



— 



6 



— 



5 : 



— 



6 : 



— 



6: 



— 



8 



- — 



9: 



— 



11 : 



8 



— : 



4: 4 



4: 4 



4 



4 



— : 6 



Sky 

 clouded. 



0—10. 



1-8 



1-5 



3-5 



9-5 



30 



9-5 



9-5 



90 



9-5 



9-9 



9-9 



9-9 



9-9 



9-5 



8-8 



0-5 



00 



00 



00 



0-1 



10 



9-9 



8-5 



30 



0-2 



2-0 



9-9 



9-9 



9-9 



10-0 



10-0 



100 



10-0 



100 



100 



10-0 



100 



10-0 



10-0 



10-0 



10-0 



10-0 



100 



10-0 



10-0 



9-9 



100 



10-0 



100 



100 



100 



100 



9-8 



9-5 



7-5 



Species of Clouds and Meteorological Remarks. 



Cirro-stratous scud. 



Strati ; cirro-cumulous scud ; cirro-stratous scud. 

 Cirro-stratous scud ; mist in valleys. 

 Cirro-cumulo-strati. 

 Id. 

 Id. 

 Id. 

 Cirro-cumulous scud ; loose cumuli. 



Id. 

 Thick scud. 

 Id. 



Id. ; greenish sky to NE. 

 Id. 

 Scud ; cirro-stratous scud. 

 Cirro-cumulous scud ; cirrous haze to NE. 



Id. 

 Heavy dew. 

 Id. 

 Id. 

 Slight mist on the ground ; cirro-strati to NE. 



Detached cumuli round horizon. 



Cirro-cumulous scud. 



Id. 

 Clouds round horizon ; stars bright. 

 Id. on E. horizon. 

 Id. round horizon. 

 Thick scud ; heavy dew on the ground. 

 Scud, moving slowly. 

 Id. 

 cirro-stratous scud ; strati to E. 

 id. 



e 



© 



id. 

 id. 

 id. 

 id. 

 id. 

 id. 

 id.; 

 id.; 

 drops of rain, 

 id. 



Scud 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 

 Id. 



Cirro-cumulous scud. 



Id. 



Id. 



Id. 



Very dark ; drops of rain. 



Cirro-stratous scud. 



Id. ; cirro-strati. 



Id. 



Id. 



Id. 



drops of rain, 

 id. 



© 



irhe direction of the wind is indicated by the number of the point of the compass, reckoning N. = 0, E. = 8, S. = 16, W. = 24. The 

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

 Sept. 20<i i gh. rr. he clouds to B. were first tinged with red at 18 h 5 m . 

 Sept. 23 d 14 h . Observation made at 14 h 9 ra . 



