A)id the Fa)?iOHS Paiouse Cou?tirv 



Climate. 



The climate of all that region west of the Rocky Mountains is char- 

 acterized by wet winters and dry summers. Where the soil is sandy, 

 as along river bottoms, irrigation is necessary for crop growing. But 

 on the basaltic (lava;^ soils of the upland prairies of Eastern Washing- 

 ton, lo inches of rainfall will produce fair crops, if a fair share of it 

 falls in April, May or June. Where the rainfall is 20 inches or more 

 on this basaltic soil, there has never been a crop failure, 

 v-rop ^ettam. ^^^^ irrigation is unthought of. Crops here are ' 'grown 

 by irritation, and not by irrigation." 



Overflow frcm Warehouse at Pullman. 



We have already referred to the rainfall map, which shows the av- 

 erage annual rainfall for the whole state. 



_j One thing which it is difficult for Eastern people to be- 



lieve about this country is the absence of dangerous 

 Tornadoes, storms. There is no record or a tornado west of the 

 Rocky Mountains. Lightning is so rare as to cause general comment 



