RAINFALL IN DORSET. 189 



E ASTON, PORTLAND. The year was wetter than 1909 by 

 3*04 inches and the number of wet days, viz., 187, greater by 

 17. In addition there were 40 days when less than -005 fell. 

 1*29 inches were recorded on the 17th July, but on no other 

 day did the fall exceed 1 inch. March (-76) and September 

 (17) were dry months, the latter exceptionally so, rain falling 

 only on the 14th and 25th. Snow fell on 2 days (January) 

 and thunder was heard on 9 days. Frosts were experienced 

 on the 21st, 25th, and 26th January and 28th December, and 

 gales on the 7th November and 16th December, the sea 

 washing over Chesil Beach on the evening of the latter da}', 

 doing considerable damage. The great comet, or " Drake's 

 Comet " as it was first called, was observed from the 20th to 

 the 26th January very distinctly and Halley's Comet indis- 

 tinctly on the 23rd May. 



CHICKERELL, " MONTEVIDEO." January 27, small thunder- 

 storm. February 18, a few flashes of lightning in evening. 

 February 20th, thunderstorm in the evening. February 

 21st, one clap of thunder in the morning. May 7th, thunder- 

 storms in afternoon. May 12th, thunderstorm in evening. 

 May 14th, some lightning in the north-west at night. June 

 6th, lightning in evening. June 7th, thunderstorm at night. 

 June 8th, thunderstorm at night. July 3rd, a little thunder 

 far off. July 16th, thunder far off, one flash of lightning. 

 August 9th, a little thunder far off in evening. August 10th, 

 a little thunder far off in afternoon. October 1st, thunder 

 and lightning at intervals, but not near. October 16th, 

 lightning in evening. 



PORTLAND WATERWORKS, UPWEY. The rainfall was 

 greater than the average of the previous six years by 4-62 

 inches and 5' 51 inches above the constant for Upwey, deduced 

 from observations taken from 1848 to 1897, but less than that 

 registered the previous year by *82. The year was remarkable 

 for the number of wet days, there being no less than 220. 

 The heaviest fall recorded, T07 inches, and the only one 

 exceeding 1 inch, was on January 27th. Snow fell on 3 days, 

 all in January, and thunderstorms were experienced on 10 



