TABLE 4 

 TRENDS AND VARIABILITY 

 1940 THROUGH 1980 



Station 

 Number 



8410140 

 8418150 

 8419870 

 8443970 

 8447930 

 8452660 

 8454000 

 8461490 

 8516990 

 8518750 

 8531680 

 8534720 

 8545530 

 8557380 

 8574680 

 8575512 

 8577330 

 8594900 

 8638610 

 8638660 

 8665530 

 8670870 

 8720030 

 8720220 

 8723170 

 8724580 



Trend 



Standard Error 



of Trend 

 +mni/yr ±ft/yr 



Variability 

 +mm ±ft 



Standard Error of Estimate. 



23 



