diff --git a/modules/icing/pireps.py b/modules/icing/pireps.py
index c3a2f22ce334438979219dee1fe52c31202eef9f..0df5b869795555bc73a72910797ac00dffcf5b8c 100644
--- a/modules/icing/pireps.py
+++ b/modules/icing/pireps.py
@@ -207,11 +207,23 @@ def pirep_icing_from_boeing(dirname='/ships19/cloud/scratch/ICING/BOEING/icing/2
 
                 if ice_bool[k] == 1:
                     tup = (lats[k], lons[k], flt_levs[k], 1, 0, 'None')
-                    ice_dict[ts] = tup
+                    rpts = ice_dict.get(ts)
+                    if rpts is None:
+                        rpts = []
+                        rpts.append(tup)
+                        ice_dict[ts] = rpts
+                    else:
+                        rpts.append(tup)
                     cnt_ice += 1
                 else:
                     tup = (lats[k], lons[k], flt_levs[k], 0, 0, 'None')
-                    no_ice_dict[ts] = tup
+                    rpts = no_ice_dict.get(ts)
+                    if rpts is None:
+                        rpts = []
+                        rpts.append(tup)
+                        no_ice_dict[ts] = rpts
+                    else:
+                        rpts.append(tup)
                     cnt_no_ice += 1
 
         h5f.close()