diff --git a/lib/pytaf/tafdecoder.py b/lib/pytaf/tafdecoder.py
index <HASH>..<HASH> 100644
--- a/lib/pytaf/tafdecoder.py
+++ b/lib/pytaf/tafdecoder.py
@@ -268,7 +268,8 @@ class Decoder(object):
             "SG" : "snow grains",
             "IC" : "ice",
             "PL" : "ice pellets",
-            "GR" : "small snow/hail pellets",
+            "GR" : "hail",
+            "GS" : "small snow/hail pellets",
             "UP" : "unknown precipitation",
             "BR" : "mist",
             "FG" : "fog",
fixed dict_phenomenons which was missing "GS" ("small now/hail pellets")
while GR (actually "hail") was incorrectly labeled "small now/hail
pellets"