diff --git a/py/desisurvey/scheduler.py b/py/desisurvey/scheduler.py
index f59c9fd..24d1e3d 100644
--- a/py/desisurvey/scheduler.py
+++ b/py/desisurvey/scheduler.py
@@ -384,7 +384,7 @@ def next_tile(self, mjd_now, ETC, seeing, transp, skylevel, HA_sigma=15., greedi
         self.tile_sel &= (absha < self.max_ha)
         if not np.any(self.tile_sel):
             if verbose:
-                self.log.warning('No tiles left to observe after airmass cut.')
+                self.log.warning('No tiles left to observe after HA/airmass cut.')
             return None, None, None, None, None, program, mjd_program_end
         # Is the moon up?
         if mjd_now > self.night_ephem['moonrise'] and mjd_now < self.night_ephem['moonset']:
@@ -399,6 +399,8 @@ def next_tile(self, mjd_now, ETC, seeing, transp, skylevel, HA_sigma=15., greedi
             idx = np.where(self.tile_sel)[0][too_close]
             self.tile_sel[idx] = False
             if not np.any(self.tile_sel):
+                if verbose:
+                    self.log.warning('No tiles left to observe after moon separation cut.')
                 # No tiles left to observe after moon avoidance veto.
                 return None, None, None, None, None, program, mjd_program_end
         else: