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Meteumloi/tcuf Obserratiims.

Abstract of the Results of the Hourly Meteorological Observation* taken at the Surveyor General's Office, Calcutta, in the month of Apnl 186ft.

Daily Means, &c. of the Observations and of the Hygromctrical elements dependent thereon.—(Cunlinued.)

[table]

All the Hygromctrical elements are computed by the Grceuwieh Constants. Meteorological Observations.

xxvii

Abstract of the Besnlts of the Honrli/ Meteorological Observations taken at, the Surveyor General's Office, Calcutta, hi the month of April 1866.

Hourly Means, &c. of the Observations and of the Hygrometrical elements dependent thereon.

[table]

The Mean Height of the Barometer, as likewise the Dry and Wet Bulb Thermometer Menus are derived from the observations made at the several hours during the mouth.

xxviii

Meteorological Observations.

Abstract of the Remit* of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta, in the month of April 1866.

Hourly Means, &c. of the Observations and of the Hygrometrieal elements dependent thereon.—(Continued.)

[table]

All the Hygrometrieal elements arc computed by the Greenwich Constanta. Abstract of the Results of the Hourly Meteorological Observations taken at the Surveyor General's Office, Calcutta, in the month of April 180C

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General Aspect of the Sky.

Overcast to Noon,Va to 5 p. M.,
clear afterwards.
i to 7 A. II., scatd. n i to 4
p. M., overcast to 8 p. M.\i
afterwards.
Vi to 3 p. M., overcast after-
wards. Thin rain between 6
& 7 A. M. & at 8 & 10 p. M.
Vi to 5 A. M., ~i to Jfoon,

clear afterwards.
Clear to 11 A. M., scatd. to

5 P. M., clear afterwards. Clear to 7 A. M., scatd. to 7 p. M. clear afterwards, lightning to the S.E. at 10& 11 p. M. Clear scuds, from S. W. from 4

to 7 A. M, Foggy at 6 A. M. Clear to 10 A. M. Scatd. ni to 5

p. M., clear afterwards. Scuds from S. to IV. to 9 A. M.

clear afterwards. Scuds from S. W. to N. E. to

8 A. M. clear afterwards.
Clear.

Clear. Foggy at 6 & 7 A. M.
Clear. Foggy from 5 to 7 A. M.
Clear.

Clear to 3 A. M. Scatd. clouds to

8 A. M., clear afterwards. Clear to 9 A. M. Scuds from S.

toU.to 3p.m.clear afterwards. Clear to 4 A. M. Scuds from S. to N. to 3 P. M. Overcast to 7 p. M. clear afterwards, lightning to the S. at 7 & 8 A. M., thin rain between 4 & 5 A. M. Clouds of different kinds. Clouds of different kinds to 6 p. M., clear afterwards. Lightning to the S. E. at 4 A. M. Clouds of different kinds. Lightning to the E.

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Abstract of the Result* of tie Hourly Meteorological Olsercatioui Men at the Surveyor General's Office, Calcutta, in the month of April 1866.

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Prevailing direction of the Wind.

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11) 10.50

2.00

2.80
1.00

1.00
1.25

1.00
2.75

2.00
5.00

General Aspect of the Sky.

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