Vision: Looking at sand in a dream: you are wasting rime and energy on a matter that will not be successful. Lying in the sand: your situation is getting worse.
A sandstorm is a sign that the success you have enjoyed so far may be coming to an end.
Depth Psychology: Sand is a symbol of instability in your life. Have you been building “sand casdes?” The dream might also be a signal that a present relationship is unproductive.... Dreamers Dictionary