[or-roots] Top 10 Weather Events of Oregon for the 1900s:

[Chris & Bill Strickland]

http://www.wrh.noaa.gov/pqr/paststorms/index.php

includes floods at Heppner, Vanport, Winter 64/65, Feb 96, the Jan 1950 
snowstorms, and of course, Columbus Day.

also some data and 1962 pictures

more  pictures, some scenic, at http://www.wrh.noaa.gov/pqr/gallery.php

and, again (of course), this is to assist with your genealogical 
timeline, so as to stay on topic ...      :)

Bill