Barb Grant holding image of building flooding.
Barb Grant still recalls how devastating it was when floods hit the Iowa nonprofit she runs.

This article is part of Insider's "The True Cost of Extreme Weather" project. Read more here.

June marked yet another anniversary of something Barb Grant hopes to never go through again — but knows she could.

"Whenever flooding is predicted, I rather nervously watch the forecasts and the river," she told Insider.