RAIN AND SNOW 



Greatest annual rainfall — ("lierrupuiiji, India, recorded ilOf).! inches 

 during the year in IsCl (I). The average annual rainfall at that 

 station is iK^irly ')()() inches ( T/i . 



Greatest daily rainfall — Bagnio. Philippine Islands recorded 45.99 

 inches between noon of July 14, 1911 and noon of the next day (J). 

 Curtea de Arges, Roumania registered 8.07 inches in 20 minutes on 

 July 7, 1889 (D). The greatest rainfall of short duration fell at Porto 

 Bello, Panama, when 2.48 inches fell in 5 minutes, beginning at 2:07 

 A. M. Nov. 29. 1911 (D). 



Hailstones — Hailstones 12 inches in circumference fell in Mary- 

 land on June 15, 1915 (D). 



Snowfall — The greatest snowfall in the United States probably 

 falls in the mountains of California. Tamarack, Cal., recorded 786 

 Inches of snow in the winter of 1911; during one winter this station 

 registered G82 inches of snow, and amounts of 450 inches have been 

 measured on the level ground at" one time (D, E. ). 



Wind — The average hourly wind velocity at Mt. Washington, 

 New Hampshire, on Feb. 27, 1886 was 111 miles per hour, and a maxi- 

 mum velocity of 186 miles per hour was registered in January, 1878 

 (I). The average hourly wind at Mt. Washington for the month of 

 January, 1885 was 49 miles per hour (I). 



Sunlight — Sixty hours of continuous sunshine were recorded auto- 

 matically in the Antartica during the period December 9 to 12, 1911 

 (M.) 



Fog — A dense fog in London lasted from Nov. 1, 1879 until Feb- 

 ruary, 1880 with practically no cessation night or day (M). 



Altitudes by artificial flight — Highest airplane flight was made 

 on Sept. 28, 1921, at Dayton, Ohio, by Lieutenant McReady, A. S., 

 attaining an elevation of 40,800 feet above sea level. Highest manned 

 balloon flight was made in 1909, in Italy, reaching an altitude of 

 38,700 feet (C). Highest sounding balloon ascent made at Avalon, 

 Catalina Island, California, on July 30, 1913, reaching an elevation 

 of 108,000 feet, or 20.4 miles above sea level (D). 



On October 5th and 6th, 1922, Lieutenant John A. MacReady and 

 Lieutenant Oakly Kelly, of the United States Air Service, remained 

 aloft thirty-five hours in a monoplane engined by Liberty motors. 

 This is a world record. 



37 



