diff --git a/modules/util/viirs_surfrad.py b/modules/util/viirs_surfrad.py
index e338856ddf63a018d355270bf3e3bdca6e7b0aa4..9735b5123f3d3d8ec1a82889734c351fcd47ce59 100644
--- a/modules/util/viirs_surfrad.py
+++ b/modules/util/viirs_surfrad.py
@@ -79,11 +79,11 @@ def keep_tile(p_idx, tile):
 def process_cld_prob(grd_k):
     keep = np.invert(np.isnan(grd_k))
     num_keep = np.sum(keep)
-    keep_clr = np.where(keep, grd_k < 0.20, False)
-    keep_cld = np.where(keep, grd_k > 0.80, False)
+    keep_clr = np.where(keep, grd_k < 0.30, False)
+    keep_cld = np.where(keep, grd_k > 0.70, False)
     frac_clr = np.sum(keep_clr)/num_keep
     frac_cld = np.sum(keep_cld)/num_keep
-    if not (frac_clr >= 0.23 and frac_cld >= 0.23):
+    if not (frac_clr >= 0.22 and frac_cld >= 0.22):
         return None
     grd_k = np.where(np.invert(keep), 0, grd_k)  # Convert NaN to 0
     return grd_k