204 



Hourly Meteorological Observations, July 1 — 3, 1845. 



Gbtt. 

 Mean 

 Time. 



d. h. 



1 13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



2 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 

 14 

 15 

 16 

 17 

 18 

 19 

 20 

 21 

 22 

 23 



3 

 1 

 2 

 3 

 4 

 5 

 6 

 7 

 8 

 9 



10 

 11 

 12 



13 



14 

 15 

 16 

 17 

 18 

 19 

 20 



Baro- 

 meter 

 at 32°. 



29-036 

 073 

 HI 

 149 

 197 

 237 

 285 

 332 

 374 

 395 

 441 

 473 

 493 

 515 

 525 

 538 

 547 

 560 

 571 

 583 

 590 

 604 

 617 

 613 



29-613 

 600 

 576 

 575 

 577 

 572 

 556 

 544 

 533 

 518 

 509 

 484 

 477 

 466 

 458 

 416 

 391 

 374 

 363 

 350 

 342 

 314 

 313 

 315 



29-320 

 333 

 325 

 316 

 321 

 325 

 391 

 452 



Thermometers. 



Dry. 



52-7 

 52-0 

 520 

 50-7 

 51-2 

 52-6 

 540 

 55-3 

 55-4 

 56-7 

 580 

 59-0 

 60-6 

 60-5 

 60-4 

 62-3 

 62-5 

 61-3 

 58-3 

 56-8 

 53-9 

 51-8 

 50-3 

 49-7 



49-6 

 49-6 

 50-8 

 50-4 

 50-4 

 51-0 

 52-0 

 52-4 

 53-0 

 53-9 

 54-2 

 53-6 

 54-9 

 55-3 

 55-0 

 55-6 

 56-6 

 57-6 

 58-8 

 57-6 

 56-5 

 56-4 

 56-2 

 57-1 



56-0 

 54-4 

 54-7 

 54-0 

 55-0 

 53-0 

 52-4 

 54-3 



Wet. 



Diff. 



2-8 

 2-8 

 3-0 

 2-4 

 2-8 

 3-2 

 4-0 

 4-5 

 4-9 

 5-7 

 7-0 

 7-3 

 8-2 

 8-8 

 8-5 

 9-7 

 9-8 

 7-6 

 5-4 

 4-4 

 3-0 

 2-0 

 1-8 

 1-1 



1-3 

 1-3 

 1-8 

 1-0 

 0-4 

 0-5 

 0-7 

 0-4 

 0-5 

 0-5 

 0-6 

 0-4 

 0-6 

 0-3 

 0-5 

 0-6 

 0-3 

 0-7 

 0-9 

 0-2 

 01 

 00 

 0-2 

 2-4 



2-7 



2-3 

 3-8 

 3-3 

 4-9 

 3-4 

 1-6 

 3-1 



Wind. 



JIaximum 

 force in 



U.S. 



0-6 

 1-0 



1-1 



0-7 

 0-7 

 1-8 

 1-6 

 1-5 

 1-1 

 1-5 

 1-3 

 1-5 

 0-7 

 0-7 

 0-5 

 0-6 

 0-6 

 0-2 

 0-0 

 00 

 00 

 00 

 0-0 

 00 



00 

 0-0 

 0-0 

 0-0 

 0-0 

 0-1 

 01 

 0-2 

 0-5 

 0-4 

 0-6 

 0-6 

 0-7 

 0-4 

 0-4 

 0-4 

 0-5 

 0-4 

 0-3 

 0-2 

 0-3 

 0-2 

 0-1 

 1-9 



2-4 

 1-7 

 1-3 

 2-9 

 3-3 

 4-5 

 4-9 

 3-4 



lbs. 



0-4 

 0-9 

 0-5 

 0-3 

 0-7 

 0-8 

 1-3 

 1-3 

 1-2 

 1-2 

 0-4 

 0-4 

 0-3 

 0-7 

 0-3 

 0-4 

 0-4 

 0-0 

 00 

 0-0 

 0-0 

 0-0 

 0-0 

 0-0 



00 

 0-0 

 00 

 00 

 0-0 

 0-1 

 0-2 

 0-2 

 0-5 

 0-3 

 0-5 

 0-7 

 0-3 

 0-2 

 0-3 

 0-2 

 0-2 

 0-2 

 01 

 0-2 

 0-1 

 0-1 

 0-0 

 2-0 



0-8 

 1-2 

 0-5 

 1-7 

 4-9 

 5-7 

 2-7 

 2-0 



From 



pt. 

 22 

 23 

 24 

 22 

 23 

 24 

 26 

 22 

 22 

 24 

 20 

 23 

 26 

 26 

 30 

 28 

 26 

 22 

 22 

 20 

 18 

 18 

 24 

 17 



28 

 4 

 4 

 4 

 4 

 3 

 4 

 4 

 2 

 6 

 6 

 5 

 3 

 3 

 2 

 3 

 4 

 4 

 3 

 3 

 4 

 3 

 16 

 16 



16 

 16 

 16 

 16 

 16 

 16 

 18 

 20 



Clouds, 



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



moving 



from 



pt. pt. pt. 



Sky 

 clouded. 



28 



24 



20 



— : 19: — 

 16: — : — 



12: 



15: 16: 



i, 12: 16: 



21 : 20 

 21 : 20 : 



0—10. 



9-5 

 7-0 

 6-5 

 3-0 

 2-5 

 2-0 

 1-0 

 2-0 

 1-5 

 1-5 

 1-0 

 1-5 

 1-5 

 2-5 

 2-0 

 5-0 

 7-0 

 7-0 

 10-0 

 10-0 

 90 

 9-9 

 8-0 

 10-0 



10-0 

 10-0 

 10-0 

 10-0 

 10-0 

 100 

 10-0 

 100 

 100 

 100 

 100 

 10-0 

 100 

 100 

 10-0 

 10-0 

 100 

 10-0 

 9-9 

 9-9 

 10-0 

 100 

 3-0 

 0-5 



2-0 

 2-5 

 9-5 

 8-5 

 8-0 

 9-5 

 9-9 

 9-9 



Species of Clouds and Meteorological Remarks. 



Scud and cirro-stratus. 

 Scud ; cirro-strati and cirro-cumulo-strati. 

 Id. ; cirro-strati ; woolly cirri. 

 Cirro-strati, tinged with red to NE. 

 Masses of cirro-strati ; woolly cirri and cirro-cumuli. Q 

 Cirro-strati and cirro-cumulo-strati. q 



Patches of scud and loose cuni. ; sheets of cirro-strati. 

 Cir.-str. scud ; cir.-str. ; woolly cir. ; patches of scud. Q 



Id. ; id. ; cumuli to N. ; id. 



Loose cirro-strati ; id. ; id. 



Scud and cumuli round horizon. 

 Loose cumuli ; cumulo- strati ; cumuli ; cirro-strati 

 Scud and loose cumuli. 



Id. ; cum.-str. ; cum. ; cir.-str. 



Scud ; cumulo-strati ; cumuli ; cirro-strati ; cirri. 



Id. ; woolly cirri ; cum.-str. ; cumuli ; cirro-strati. Q 



Woolly cirri ; cum.-str. ; cum. ; cir.-str. ; solar halo. 



Masses of scud and loose cumuli ; wooUy cirri. Q 



Cir.-str. ; wo. cir. and cir. haze ; masses of cum. round hor 



Id. ; id. ; id. 



Id. ; id. ; id. Q 



Scud in patches to SE. ; thick cir. haze and woolly cir. ; sunset very red. 



Scud ; cirrous haze ; woolly cirri. 

 Id. ; id. 



Scud ; cirrous haze. 

 Id. ; id. ; cirro-strati. 



Cirro-stratous scud ; mass of cirro-strati. 



Id. ; id. ; drops of rain, 



Id. ; id. ; rain^'' 



Id. ; id. ; rain' 



Misty scud ; cirro-stratous scud and cirro-strati ; rain"'^ 



Id 

 Id. 

 Id. 

 Id. 

 Id. 



rain" ' 



Scotch mist ; rain"'^ 

 id. ; rain"'- 



id. ; rain"'- 



Thick Scotci mist ; objects invisible at half a mile. 

 Mist ; objects invisible at f of a mile. 

 Nearly as before. 



Mist at a mile ; clouds homogeneous. 

 Mist ; objects invisible at ^ of a mile. 

 Mist clearing ofl" ; homogeneous mass. 

 Cirro-stratous scud ; cirro-cumulo-strati. 

 Misty scud ; scud ; loose cumuli ; shower^'"' since last. 

 Scotch mist ; objects invisible at f of a mile. 

 Dense fog ; objects invisible at ^ of a mile. 

 Scud and haze round horizon. 

 Small patches of scud and cumuli on horizon. 



Scud to W. 



Scud and cirro-strati. 



Scud. 



Id. 



Id. 



Id. 



Id.: 



Id. 



cirro-cumulo-strati. 



id. ; drops of rain. 



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

 motions of the three strata of clouds, 8c. (scud), C.-s. (cirro-stratus), and Ci. (cirrus), are indicated in a similar manner. 

 July 2<i 7^. Observations made at 7^ 30™. 



