diff --git a/solarforecastarbiter/validation/quality_mapping.py b/solarforecastarbiter/validation/quality_mapping.py
index ed809e6f8..70ce48c46 100644
--- a/solarforecastarbiter/validation/quality_mapping.py
+++ b/solarforecastarbiter/validation/quality_mapping.py
@@ -51,6 +51,8 @@
     'DAYTIME STALE VALUES': (np.logical_and, 'DAYTIME', 'STALE VALUES'),
     'DAYTIME INTERPOLATED VALUES': (
         np.logical_and, 'DAYTIME', 'INTERPOLATED VALUES'),
+    'NOT CLEARSKY': (np.logical_not, 'CLEARSKY'),
+    'DAYTIME NOT CLEARSKY': (np.logical_and, 'DAYTIME', 'NOT CLEARSKY'),
 }
 
 # should never change unless another VERSION IDENTIFIER is required