The indiginous Indians of the Puget Sound area had a way of fortelling the weather. They would look at Mt Tahoma (currently named Rainier after the beer) and if they could see it , it was going to rain. If they couldn't see it , it was raining.
Fifty isn't old if your a tree.

A large Douglas Fir tree can drink 300 gallons of water a day and evaporate it !