262 Meteorological Observatio?is made at St, Petersburg, m 1830. 



Table IV. — Extreme Variations of the Barometer at the Hours 

 of Observation for each Month of\%30. 



Table V. — State of the Winds whose Direction was observed 

 Three Times a Day, at 7 h a.m., 2 h p.m., and 9 h p.m. 



Table VI. — Mean Height of the Barometer for each Wind. 



General Observations. 

 curred on the following days 



Strong 



oc- 



and very 

 February 9, (New Style,) South 



strong winds 



east; March 12, 13, 18, 30, South; March 31, South-west 



