An Excerpt

This is paragraph one, chapter two of my current read. Tell me what you think:

From his car on the nearly deserted expressway, Marcus Graver watched the late June rain pass over the western margins of the city as the fading evening stained to a deeper green the dense canpoy of water oaks and loblolly pines and magnolias that stretched to the horizon. A thin gleam of glaucous light, all that remained of the day, appeared briefly between the drifting, bruised clouds and the darkening trees, as if an unconscious eye had opened slightly, one last time.