Barometric Observations. 237 
BAROMETRIC OBSERVATIONS. 
Pocklington, Yorkshire, Aug. 24, 1821 
Sir,—The following observations I made here on Monday the 
13th instant, at the hours given below. 
| Thermom. | 
Clock. 'Barom.} in | out | Wind. Weather. 
doorsjdoors 
—————K—-——— 
8 29-843 | 62°6 | 55-5 |S.E. by S. Calm: clear, except a few white 
; clouds. 
9 29-838 | 63:2 |}62:0) S. Gentle breezes: sky covered with 
thin gray clouds. 
10 29-835 | 64-0 | 65:5 |S.W.byS. Gentle breezes: clear and cloudy. 
1] |29-818 | 64:5|67:0} S.W. |Warm, with gentle breezes: clear | 
and cloudy. 
12 |29-810| 65.4/ 67:3) S.W. |Warm, with gentle breezes: clear . 
and cloudy. Bright sunshine. 
I am, sir, yours truly, 
Wicuiam RoGErson, jun. 
Observations made by Dr. WM. BurRNEY, at Gosport ; the basin 
of the barometer above low-water mark being 50 feet. 
Hour. _‘|Barom. aes 5 Wind. State of the Weather. 
a sls |= bi RE ere eee ne eeioeeee 
1821. A.M. At half past 7 A.M. a bright parhe- 
lion appeared to the north of, and 
Inches.| 0 | 0 | 0 22° 40/ distant from, the sun, and 
Sept. 10. 8h | 29-84 |6362/85|W.S.W.|< at 8 o’clock a rainbow appeared to 
the westward, succeeded soon af- 
terwards by an extensive nimbus, 
L and a smart shower of rain. 
{ At a quarter before nine, another 
rainbow appeared, with bright red, 
orange, yellow, green, and purple 
colours, and the shower in which 
Sse See 
9 | 29°85 /62/60/86/W.S.W. is i was situated continued 20 mi- 
nutes; yet the cirrose crown of 
the nimbus was scarcely percepti- 
L ble. 
} Cumulostrati passing over with a 
’ brisk wind. 
(phe same modifications as at 10 
o'clock, with sunshine and a strong 
r breeze. 
| Sunshine and a few drops of rain 
|) froma passingewmnulos’ ratus cloud, 
10 | 29-85 |63)/65)86|W.S.W. 
) 
11 | 29.87 |66,68\75|W.S.W. 
anit 
12°/'29.88 |68/69:75)W. byS. and very bright semicircular cu- 
PM muli to the northward, 
és a 5 Sunshine, with passing beds of cir- 
1 | 29-90 69/68) 70 vostratus, and cwnt ulostrati beneath 
P, them. 
——$ oe 
