Lone Rock Beach in Lake Powell, Utah is that ultimate dream. With no reservations required, this primitive campsite is nestled between the shores of Lake Powell and the sand dunes behind it.

Federal forecasts reveal that water flows into Lake Powell are expected to be only 76 percent of the seasonal norm this year, a drop from the 81 percent prediction made earlier this month.

Storms this month have brought much-needed snow to the mountains above Lake Powell, but predictions for runoff into the reservoir this spring remain lackluster. At the start of March, the Colorado ...