80 



Proceedings of the Royal Irish Acadcm/i. 



Dath 



A' 



II Ukmauks. 



May 11, 1911 



15,000 



— 



_ 



,, 12 



15,000 



— 



— 



,, 13 



8,000 



- 



- 



„ 15 



11,000 



- 



At 11.30 a.m. At 8 p.m. during heavy rain JV was 



„ lo 



32,000 



- 



32,000. It increased to 60,000 at 9 p.m. during a 



„ 15 



60,000 ' — 



very heavy downpour, and decreased to 16,000 as 



,, 15 



16,000 



- 



tlie rain ceased about 10.30 p.m. 



„ 16 



16,00(1 



- 



— 



„ 18 



11,009 



- 



At 3.30 p.m. 



„ 18 



20,000 



— 



At 9 p.m., increasing to 31,000 at 9.30 p.m. 



„ 18 



31,000 



— 



Very warm, cloudless. 



„ 19 



7,000 



- 



At 4.30 p.m. 



,, 19 



13,000 



— 



At 7.30, increasing to 32,000 at 9.30 p.m. 



» 19 



32,000 



- 



Very warm, cloudless. 



,, 20 



6,000 



— 



- 



„ 22 



8, 000 



- 



- 



„ 23 



5,000 



— 



- 



,. 24 



5,000 



— 



- 



„ 26 



9,000 



— 



- 



„ 29 



12,000 



- 



- 



„ 30 



8,000 



- 



- 



,, 31 



10,000 



- 



- 



June 1 



16,000 



- 



- 



11 2 



11,000 



- 



- 



1, 6 



8,000 



— 



- 



„ 7 



8,000 



- 



- 



,1 19 



6,000 



- 



- 



July 7 



17,000 



- 



- 



.1 11 



21,000 



- 



- 



Oct. 20 



22,000 



— 



-- 



„ 23 



12,000 



— 



- 



„ 24 



17,000 



- 



- 



„ 26 



10,000 



_ 



Variati.m from 10,000 to 16,000 in about a half- 



,1 26 

 ,, 26 



,i 26 



16,000 



8,000 



43,000 



- 



hour during transition from light to heavy rain. 

 Later, in about an hour, iV changed from 8,000 to 

 43,000, the latter during a very heavy downpour. 

 iV then decreased to 13,000 as rain became 



1, 26 



13,000 



- 



lighter. 



