6 



the interior of uortliern Xew England. In the southern 

 Plateau region and over the eastern Rocky Mountain slope 

 and the Missouri and upper ^Mississippi valleys the week 

 averaged colder than usual. The rainfall of the week was 

 above the average over the greater part of the Southern 

 States. Moderate to heavy rains occurred in eastern Xe- 

 braska, in portions of Iowa, Illinois, Indiana, Minnesota 

 and Wisconsin, and at some stations in southern XeAv Eng- 

 land and the Middle Atlantic States. Elsewhere the pre- 

 cipitation was generall}^ below the average, no appreciable 

 amounts occurrino- in the southern Plateau and Pacific coast 

 regions. 



Week ending May 14. — The week averaged warmer than 

 usual on the north Pacific coast, throughout the Plateau and 

 Rocky ]Mountain regions and in the Missouri and Red River 

 of the X'orth valleys. In all districts east of the Mississippi 

 River the week averaged cooler than usual, being abnormally 

 cool in the lower Lake region, Ohio valley, in the Middle 

 and South Atlantic and east Gulf States, and over the west- 

 ern portion of northern Xew England, freezing temperatures 

 occurring in all these regions except the South Atlantic and 

 east Gulf States. The rainfall was below the average in 

 nearly all districts east of the Rocky Mountains, the week 

 being practically rainless over the greater part of the central 

 and west Gulf States and in Tennessee, and in portions of 

 the lower Ohio and central Mississippi valleys. 



Week ending May 21. — The week averaged cooler than 

 usual in the central and northern Pacific coast districts and 

 over the western portions of the middle and northern Pla- 

 teau reeions. On the immediate west Gulf coast and in 

 extreme southern Florida the week averaged slightly cooler 

 than usual, but elsewhere east of the Rockv ^Mountains the 

 week averaged Avarmer than usual, being decidedly warm 

 over the middle Rocky Mountain slope and throughout the 

 central valleys, Lake region and Middle Atlantic States, 

 where the daily average temperature excess generally ranged 

 from ()° to 10'^. As a whole, the week was drier than usual, 

 a large })art of the Atlantic coast and east Gulf States and 

 portions of the central valleys and Lake region receiving 

 no appreciable amount of rain. Heavy rains occurred in 



