METEOROLOGICAL JOURNAL. 



tfOTES. 



Fifth Month. 4, 5, 6, Much dew. 7. Windy. 8. Windy : 

 cirro-cuaiulii9 and cumulo-stratus: wind S. above : thun- 

 der clouds: the evening twilight was luminous and coloured : 

 the clouds dispersing, and scattered in loose flocks over the 

 rich ground of the western sky, presented a striking appear- 

 ance* 9. Shower very early : Wind S. cirrus, -cirro-cumulus:, 

 evening, much wind. 10. A. m. overcast : a gale from the 

 W. with much cloud: showers: p. m. clear and pleasant; 

 11. A shower early : cumulo-stratus prevails. 12. Showers. 

 13. A thunder shower, with hail, about 3 p. m. 14. Show- 

 ers. 15, 17* Cloudy, windy. 18. Asm, small rain: wind 

 N. gentle: p. m. sunshine. 19. A. m. Wind E. pretty 

 strong: clouds of different kinds, with haze abov« : p. m. 

 thunderclouds: in the evening came on a violent thunder 

 storm, which lasted several hours; it was chiefly to the S. 

 and W. The appearances were very similar to those of the 

 destructive hail storm, which occurred here in the same 

 month, and on the same day of the month, and nearly at the 

 same time of the day, in 1809: sheets of blue and white 

 lightning came in quick succession, with an almost conti- 

 nual rolling of thunder. We had however no hail (being only 

 on the flank of the storm) but sudden and heavy showers of 

 warm rain; which was of the same amount in the upper as 

 in the lower gauge. Atll, p. m. wind N. E. it still lightlied 

 far in the N. 20. A. m. wind W. cloudy and misty. 23. 

 About noon, during a shower, it thundered to the south- 

 ward. 29. A little thunder to the S. W. about 4 p.m. with 

 a few drops: wet night. 31. An electric shower about 9, 

 a. m. Nimbi : windy night. 



RESULT*. 



Winds variable. 



^Barometer: highest observation 3027 inches; lowest 2950 incite* '■; 

 Mean of the period 29-810 inches. 



Thermometer: highest observation 76 ; iowebt3r>°; 

 Mean of the period S5"46 . 

 Evaporation 408 inches. ilain 2^6 inches. 



Plaistow. L. HOWARD. 



Sixth Month, 1812. 



VI. 



199 



