Xew York AVeather Bureau. 103 



Hail fell on the 5th, 17th, l^h, 26th and 27th. Sleet fell on the 

 "7th, 9th, 17th and 26th. 



Auroras were reported generally on the 1st, and from scattered 

 stations on the 2d, 5th, lOtli, 25th and 26th, Solar halos or 

 coronge were observed on the 2d, 11th, 14th, 21st, 23d and 26th. 

 Lunar halos were observed on the 12th, 13th and 11th. 



General Features of the Weather. 



The first week of April was bright and mild, but with frosty 

 nights. The temperature of the second decade averaged slightly 

 lower, while the prevaling weather was cloudy and wet. The most 

 severe cold wave of the month occurred between the 19th and 21st, 

 and was accompanied by general sleet and snow ; ice 2 inches thick 

 forming in exposed and northern localities. iS^early midsummer 

 temperature obtained until the 26th, when a decided fall occurred 

 with minimum readings on the 27th ; but the values again rose 

 above the normal at the close of the month. The weather was 

 generally fair during the last ten days, the only general rainfall 

 occurrino' on the 25th. The month as a whole was mild and 

 pleasant. 



Seven areas, each of high and low pressure, infl.uenced our 

 weather conditions this month. The depressions were in general 

 much less energetic than during several months preceding, and their 

 common track also changed from the winter to the northerly or 

 summer course. The first, third and fifth anticyclonic areas were 

 strongly developed, the remainder being of small intensity. The 

 following is a brief account of the pressure systems of the month : 



High I, 30.7-30.4 inches, passed from the Upper Lakes to the 

 northwestern coast between the 1st and ■ 4th, giving fair, cool 

 weather. 



Low I, 29.6 inches, originating in the southwest, traversed the 

 lakes and St. Lawrence Valley on the 5th and 6th, accompanied by 

 rising temperature and thunderstorms, the heaviest rains falling in 

 the Coast and Central Lake regions. Colder weather accompanied 

 the advance of 



High II, 30.2 inches, passed along the northern border reaching 

 the Northeastern States on the 10th and 11th, bringing fair weather 

 and temperature slightly below normal. 



