The Missouri Type. 



53 



Iowa, 45; Bismarck, North Dakota, 18; Fort Randall, South 

 Dakota, 32 ; Fort Ripley, Minnesota, 27 ; Fort Riley, Kansas, 36 ; 

 Miami, Missouri, 43; Fort Shaw, Montana, 19; Omaha, Ne- 

 braska, 24, and Madison, Wisconsin, 24 years : 



Normal daily Rainfall and Departures therefrom. 



( Values are in fractions of an inch.) 



STATIONS. 



■I cs^ 



5 cs <u 

 O 











DEPARTURES. 



The general character of the Missouri type is, perhaps, satis- 

 factorily illustrated by the rainfall of Nebraska, this state being 

 central, as regarding this type. In Nebraska only about 6 per 

 cent of the year's precipitation occurs from December to Feb- 

 ruary, inclusive. In April, however, the percentage of the entire 

 annual rainfall is 11, in May 17, in June 16 and July 16, mak- 

 ing about 60 per cent for these four months. In other words, 

 three-fifths of the yearly rainfall occurs most opportunely 

 during the period when it is most beneficial to the growing 

 crojDS. It is well known that the annual rainfall is small, yet 



8— Nat. Geog. Mag , vol. V, 1893 



