202 



Hourly Meteorological Observations, March 20 — 22, 1844. 



Gfitt. 

 Mean 

 Time. 



d. h. 



20 10 

 11 

 12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



21 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



22 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 

 14 

 15 

 16 



Baro- 

 meter 

 at 32°. 



29-708 

 726 

 736 



29-758 

 756 

 742 

 766 

 767 

 760 

 769 

 773 

 762 

 754 

 752 

 735 

 708 

 686 

 666 

 643 

 614 

 599 

 588 

 562 

 535 

 518 

 505 

 480 



29-463 

 435 

 408 

 378 

 358 

 336 

 316 

 297 

 274 

 272 

 255 

 236 

 220 

 212 

 200 

 198 

 194 

 199 

 211 

 226 

 238 

 248 

 251 

 266 



29-283 

 283 

 290 

 296 



Thermometers. 



Dry. 



32-9 

 32-2 

 30-2 



30-6 

 30-5 

 28-8 

 27-9 

 27-7 

 28-1 

 27-9 

 30-1 

 330 

 37-1 

 39-6 

 41-1 

 42-4 

 44-5 

 44-5 

 43-4 

 42-9 

 41-9 

 40-8 

 40-3 

 39-8 

 38-0 

 38-4 

 38-3 



37-9 

 38-9 

 38-4 

 38-9 

 391 

 37-3 

 35-7 

 40-9 

 43-2 

 44-0 

 46-0 

 46-7 

 46-4 

 46-3 

 48-8 

 50-1 

 50-3 

 47-1 

 45-0 

 43-7 

 42-5 

 420 

 40-8 

 39-2 



38-6 

 38-8 

 39-2 

 38-7 



Wet. 



Diff. 



31-2 

 30-3 



28-9 



28-9 

 28-8 

 27-8 

 27-4 

 27-0 

 26-9 

 26-8 

 28-6 

 30-7 

 32-9 

 35-0 

 36-0 

 37-7 

 39-3 

 39-7 

 38-7 

 38-9 

 37-9 

 37-6 

 37-1 

 36-9 

 36-3 

 370 

 36-9 



36-5 

 37-3 

 37-2 

 37-7 

 37-9 

 36-2 

 35-1 

 39-7 

 41-2 

 41-5 

 43-6 

 44-2 

 43-1 

 44-3 

 46-0 

 46-9 

 46-2 

 44-3 

 43- 1 

 42-5 

 41-7 

 41-2 

 40-2 

 38-3 



37-9 

 37-2 

 38-2 

 37-4 



1-7 

 1-9 



1-3 



1-7 

 1-7 

 1-0 

 0-5 

 0-7 

 1-2 

 11 

 1-5 

 2-3 

 4-2 

 4-6 

 51 

 4-7 

 5-2 

 4-8 

 4-7 

 40 

 4-0 

 3-2 

 32 

 2-9 

 1-7 

 1-4 

 1-4 



1-4 

 1-6 

 1-2 

 1-2 

 1-2 

 1-1 

 0-6 

 1-2 

 2-0 

 2-5 

 2-4 

 2-5 

 3-3 

 2-0 

 2-8 

 3-2 

 4-1 

 2-8 

 1-9 

 1-2 

 0-8 

 0-8 

 0-6 

 0-9 



0-7 

 1-6 

 10 

 1-3 



Wind, 



Maximum 

 force in 

 Ik. 10 m . 



lbs. 



00 

 00 

 00 



0-0 

 00 

 0-0 

 00 

 00 

 0-0 

 0-0 

 00 

 0-0 

 0-0 

 0-5 

 0-5 

 0-9 

 1-1 

 10 

 0-8 

 1-0 

 0-6 

 1-0 

 0-7 

 0-6 

 0-8 

 0-3 

 0-2 



0-3 

 0-3 

 0-2 

 0-2 

 01 

 0-5 

 0-3 

 0-4 

 0-7 

 1-1 

 1-5 

 0-5 

 10 

 0-4 

 0-2 

 0-2 

 00 

 0-1 

 01 

 0-0 

 0-0 

 0-0 

 0-0 

 0-2 



0-2 

 0-0 

 01 

 0-2 



lbs. 



6-0 

 00 

 00 



00 

 0-0 

 0-0 

 0-0 

 00 

 00 

 00 

 0-0 

 00 

 0-2 

 0-2 

 0-3 

 0-4 

 0-8 

 0-3 

 1-2 

 0-6 

 0-9 

 0-4 

 0-3 

 0-6 

 0-2 

 01 

 0-1 



00 

 00 

 0-2 

 0-1 

 0-0 

 0-4 

 0-0 

 0-1 

 0-6 

 0-6 

 0-4 

 0-5 

 0-2 

 0-4 

 0-1 

 0-0 

 0-0 

 00 

 00 

 0-0 

 0-0 

 00 

 0-0 

 0-2 



0-0 

 0-0 

 00 

 0-1 



From 



pt. 



22 

 22 

 20 

 21 

 20 

 20 

 21 

 21 

 25 

 21 

 20 

 20 

 21 

 19 

 20 

 20 

 20 



19 

 19 

 18 

 19 

 19 

 19 



20 

 20 

 18 

 19 

 19 

 19 

 20 

 21 

 26 



30 

 30 



28 



28 



Clouds, 



Sc. : C.-s. : Ci. 



moving 



from 



pt. pt. pt. 



31 



24 : — : — 



22 



Sky 

 clouded 



0—10. 



20 

 1-5 



0-7 



0-0 

 00 

 00 

 00 

 0-1 

 0-2 

 0-1 

 0-2 

 0-2 

 4-0 

 30 

 6-0 

 8-7 

 8-0 

 90 

 90 

 9-7 

 9-7 

 100 

 100 

 3-0 

 20 

 70 

 6-5 



7-0 



8-7 



9-0 



9-5 



100 



8-0 



4-0 



80 



8-5 



8-5 



100 



10-0 



100 



10-0 



10-0 



100 



100 



9-7 



100 



10-0 



10-0 



100 



100 



100 



100 

 100 

 100 

 100 



Species of Clouds and Meteorological Remarks. 



Clouds and haze on horizon. 

 Clouds to SW. ; haze on horizon. 

 Clouds and haze on E. horizon. 



Clear. 



Id. 



Id. 



Id. 

 Patches of cirro-strati to N. ; stars rather faint. 

 Cirri, cirro-strati, and cirrous haze. 



Id., id., id. 



Cirro-strati and cirrous haze on horizon. 

 Id. N. and E. 



Scud ; cirrous haze and woolly cirri. 

 Loose scud ; cirri and cirrous haze. 

 Scud ; cirrous haze and cirri. 



Id. 



Id. 



Id. ; diffuse cirri and cirrous haze. 



Id. 



Id. ; cirrous haze. 



Id. ; id. 



Id. 



Id. 

 Thin clouds and haze. 

 Masses of scud ; stars dim in some places. 

 Scud ; dense clouds on N. horizon. 



Id. 



Scud. 



Id. ; sky to N. 



Id. ; sky to S. 

 Scud and cirrous haze ; stars very faint. 



Id. 

 Scud ; cirri and cirrous haze ; cirro-strati. 

 Loose scud ; cirro-cumulous scud ; cirri and cir. haze. 

 Id. ; cirro-cumulo-strati ; cirro-strati. 

 Id. ; id. 



Scud ; cirro-cumulo-strati ; woolly and linear cirri. 



Id. ; cirrous clouds. 



Id. ; becoming dark to W. 



Id. 



Id. 



Id. 



Id. 



Id. 

 Dense masses of scud ; cumuli ; woolly cirri. 

 Scud, moving very slowly. 

 Dark ; light rain. 



Id. 



Id. ; rain. 



Id. ; light rain. 

 Heavy rain. 



Light rain. 

 Fair. 

 Scud. 

 Id. 



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

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



24. The 



