Hourty METEOROLOGICAL OBSERVATIONS, APRIL 7—9, 1845. 
THERMOMETERS. WIND. Clouds 
Segal al 3 Se.:C.-8.:Ci.|, Sk : : 
Mean | METER || Maximum Br Sis Va a a Species of Clouds and Meteorological Remarks. 
Time. | at 32°. || Dry. | Wet. | Diff. force in | From Ree eo 
| 1%, ,10™, 
| 
d. h. | in. = re E ipa Ibs. pt. pt. pt pt. 0—10. , 
7 2/| 29-626 | 53-0 |47-4 |5-6 |\0-2 |0-1 | 4 ||20:—:—]) 4-0 || Loose cumuli and seud; hazy. lig 
3 590 | 53-6 | 48-4 | 5-2 || 0-4 | 0-3 6 ||\18:—:—] 3-5 Id? very hazy on horizon, =) 
4|| 553 ||53-7 |48-3 15-4 0-5 |0-5 | 4 19:—:—] 7-0 Id. ; very hazy. | 
5 523 || 54-1 | 48-4 | 5-7 |} 1-0 | 1-1 | 14 ||} 21:—:—]| 4-0 Td: ; i id. [at i} mile. | 
6 508 || 52-0 | 47-3 | 4-7 || 1-3 | 1-3 | 15 | 20:—:—] 40 Id. ; dense haze ; objects invisible } 
7 493 || 48-2 | 45-2 | 3-0 ||0-7 |0-3 | 15 3-0 || As before; sun blood-red. OQ} 
8) 476 ||45-0 | 42-7 | 2-3 || 0-3 | 0-4 | 17 2-0 || Haze on horizon, &c.; as before. 
9 465 || 42-6 | 41-0 | 1-6 || 0-5 | 0-4 | 17 2-0 Id. 
10 443 || 40-5 | 39-4 | 1-1 ||0-5 | 0-1 | 17 0-0 Id. 
11 413 || 39-4 | 38-3 | 1-1 || 0-1 |0-1 | 17 0:0 || Hazy on horizon. 
12 392 || 38-8 | 37-6 | 1-2 || 0-2 | 0-0 3-0 || Thin cirri; stars dim. 
13 || 29-359 || 40-3 | 38-4 | 1-9 | 0-4 |0-3 | 18 3-0 || Thin cirri; stars dim. 
14 324 || 39-0 | 37-0 | 2-0 || 0-2 | 0-0 9-5 Id., radiating from S, 
15 288 || 40-1 | 37-6 | 2-5 0-8 |0-4 | 15 7-0 Id. ; sky in zenith. 
16 270 || 40-6 | 37-9 | 2-7 || 0-3 | 0-2 | 18 10-0 || Cirrous clouds. 
17 | 236 || 41-6 | 38-9 | 2-7 ||0-6 | 0-3 | 18 10-0 || Cirro-strati; cirri. 
18 220 || 41-7 | 39-5 | 2-2 |10-5 |0-2 | 18 || —:20:—J| 10-0 || Loose cirro-strati ; rain’? 
19 202 || 42-0 |40-4 | 1-6 || 0-6 |0-4 | 17 | 19:—:18 9-9 || Seud; woolly cirri. 
20 175 || 46-3 | 44-0 | 2-3 ||0-5 |0-6 | 17 |/20:21:—|) 9-9 || Id.; cirro-cumulo-strati. 
21 163 || 47-1 | 44-7 | 2-4 |}1-0 |0-5 | 18 |/20:16:—|| 9-7 || Id.; loose cirro-strati. 
22 144 || 48-7 | 45-2 |3-5 ||0-9 |0-6 | 18 || 20: —:— 9.9 Id.; cirrous mass; cirro-strati; cumuli. 
23 129 || 47-3 | 43-3 | 4-0 || 1-1 |0-7 | 21 }23:—:—] 9-9 || id.; id. ; id. ; id. 
8 0 122 || 47-8 | 43-0 | 4-8 ||0-8 | 0-4 | 20 || —:23:—/]| 10-0 || Cirro-stratous scud ; cirrous mass. . 
1|| 107 ||47-2 | 43-6 |3-6 || 0.7 | 0-4 | 24 || 92:—-:— | 10-0 || Scud; cirrous mass ; shower since 0". 
2\| O77 |\48-7 | 45-4 |3-3 ||0-7 |0-7 | 20 || 23:—:— 9-9 || Scud and loose cumuli; cirro-strati; cirri; showers. 
3|| 062 || 50-0 | 46-7 |3-3 || 1-2 |0-3 | 18 || 24:—:—] 9-5 Id. ; id. ; nimbi. 
4|) 043 || 49-0 }45-0 |4-0 | 1-1 | 1-2 | 18 | 23:—:—] 8-5 || Scud; cumuli to N.; nimbi. O} 
5 031 || 46-3 | 43-0 |3-3 || 2-9 | 1-8 | 21 | 23:—:— 8-0 Id. ; id. ; id, (0) 
6 041 || 44-8 | 41-7 | 3-1 ||2-2 |1-6 | 19 || —:23:—|| 7-5 || Cirro-stratous scud; nimbi; cirri; cirro-strati.* ‘o) 
7|| 033 | 42-8 | 40-0 |2-8 || 1-0 |0-5 | 21 |} —:23:—]| 1-8 Id. ; id.;  id.; piles of cumuli. Of 
8 027 || 40-3 | 38-1 | 2-2 10-5 |0-3 | 20 0-3 Id. ; cirro-cumuli. ) 
9 028 || 38-4 | 37-0 | 1-4 ||0-9 | 0-4 | 18 0-5 Id. ; cirro-strati. Dy 
10 019 || 35-9 | 34-6 | 1-3 |] 0-3 | 0-0 | 0-1 || Streaks of cirro-strati; very clear.* Hy} 
11 009 || 35-2 | 34-1 | 1-1 || 0-0 | 0-0 | 22 0-2 || Patches of cirro-strati to E. and W. 
12 005 ||35-0 | 34-2 |0-8 ||0-4 10-1 | 21 0-2 || Patches of cirro-strati. 
13 || 29-000 || 32-8 | 32-1 | 0-7 || 0-3 | 0-0 | 10 0-0 || Clear. 
14 || 28-984 || 32-0 | 31-6 | 0-4 || 0-2 | 0-0 | 28 0-2 || Patches of cloud; stars rather dim. 
15 964 || 32-4 | 31-8 |0-6 || 0-2 |0-1 | 18 0-0 || Clear. 
16) 944 || 32-1 | 31-3 |0-8 || 0-1 | 0-1 | 20 0-1 Id.; cirro-strati to NE. 
17 929 || 29-8 | 29-4 | 0-4 || 0-0 |0-0 | 20 0-4 || Cirro-strati and haze to E. 
18 927 || 28-6 |28-5 |0-1 ||0-1 |0-0 | 16 0-5 || Loose scud to S.; cirro-strati and cirrous haze to E. 
19 927 || 31-6 | 31-2 |0-4 || 0.2 | 0-0 8 0-2 || Seud; cumuli; cirro-strati; cirri on horizon. 
20|; 924 | 34-5 | 34-0 |0-5 0-0 |0-.0 | 4 0-5 || As before; hazy to E. 
21 918 | 38-0 | 36-7 |1-3 || 0-0 |0-0 | 16 0-8 || Cirro-eumulo-strati; cir.-str. to S.; haze on E. hor. O} 
22|) 906 ||40-8 | 39-2 |1-6 |/0-1 |0-1 | 17 |} —:22:—] 3-0 Id. ; cumuli to N. (9) 
23 900 || 44-7 |41-7 |3-0 |/0-1 | 0-1 | 15 || 8:—-:—]] 2-5 || Loose cumuli; cumuli; cirro-strati; haze. 0) 
9 0} 897 || 46-6 |40-9 |5-7 0-1 0-1] 2 17:—:—]| 3-5 || Cumuli; cirri. co} 
1|} 889 || 47-7 | 41-3 |6-4 0-1 |0-1 | 10 | 10:—:21]| 4-0 Id.;  cumulo-strati ; cirri ; clouds moving variously. | 
2 | 877 || 48-4 | 42.0 16-4 ||0-2 | 0.2 Gatig2=4st.—— 7-5 || Electric-looking cumuli and cumulo-strati. ( 
3 861 || 49-2 | 43-2 |6-0 }}0-1 |0-3 | 8 || 4:—:—]| 7:5 Id. (o} 
4) 860 || 48-3 | 42-0 16-3 || 0-8 | 0-3 a =. 3-0 || As before ; clouds scarcely moving ; haze on horizon. 
5 861 || 46-8 | 40-6 |6-2 ||0-6 0-7 1-5 || Cumuli; cirro-strati; haze. 0) 
6 868 | 45-3 | 39-7 |5-6 | 0-5 |0-2 | 7 1-5 || Cum-str. and cir.-str. to S.; brownish haze to W. 
7 879 ||\43-7 | 38-4 |5-3 || 0-4 | 0.2 6 1-0 || Cirro-strati and haze round horizon. Pi 
8) 894 | 40-6 | 38-0 | 2.6 ||0-4 |0-2 | 4 1-5 || Cirro-strati on horizon, chiefly to NE. 
9| 901 | 39-0 | 36-9 |2-1 || 0-2 | 0.0 2 9-9 || Scud. 
The direction of the wind is indicated by the number of the point of the compass, reckoning N. = 0, Hh. = 8, 8.= 16, W.= 24, They) 
motions of the three strata of clouds, Sc. (scud), C.-s. (cirro-stratus), and Ci. (cirrus), are indicated in a similar manner. 
April 74 3%, 
April 8¢ 18> 8}=, 
The clouds seem to be acted on by various currents. 
L The sun just above the horizon. 
* See additional Meteorological Notes after the Hourly Meteorological Observations. “ 
a 
