diff --git a/parm/snow/obs/config/bufr2ioda_mapping.yaml.j2 b/parm/snow/obs/config/bufr2ioda_mapping.yaml.j2
new file mode 100644
index 000000000..9340cf507
--- /dev/null
+++ b/parm/snow/obs/config/bufr2ioda_mapping.yaml.j2
@@ -0,0 +1,4 @@
+mkdir:
+- '{{ DATA }}/obs'
+copy:
+- ['{{PARMgfs}}/gdas/snow/obs/config/bufr_sfcsno_mapping.yaml', '{{ DATA }}/obs/']
diff --git a/parm/snow/obs/config/bufr_sfcsno_mapping.yaml b/parm/snow/obs/config/bufr_sfcsno_mapping.yaml
new file mode 100644
index 000000000..00ab1bc7d
--- /dev/null
+++ b/parm/snow/obs/config/bufr_sfcsno_mapping.yaml
@@ -0,0 +1,75 @@
+# (C) Copyright 2024 NOAA/NWS/NCEP/EMC
+#
+
+bufr:
+  variables:
+    # MetaData
+    timestamp:
+      datetime:
+        year: "*/YEAR[1]"
+        month: "*/MNTH[1]"
+        day: "*/DAYS[1]"
+        hour: "*/HOUR[1]"
+        minute: "*/MINU[1]"
+    latitude:
+      query: "[*/CLAT, */CLATH]"
+    longitude:
+      query: "[*/CLON, */CLONH]"
+    stationIdentification:
+      query: "*/RPID"
+
+    stationElevation:
+      query: "[*/SELV, */HSMSL]"
+
+    # ObsValue
+    totalSnowDepth:
+      query: "[*/SNWSQ1/TOSD, */MTRMSC/TOSD, */STGDSNDM/TOSD]"
+      transforms:
+        - scale: 1000.0
+  filters:
+    - bounding:
+        variable: totalSnowDepth
+        lowerBound: 0
+        upperBound: 10000000
+
+encoder:
+  variables:
+
+    # MetaData
+    - name: "MetaData/dateTime"
+      coordinates: "longitude latitude"        
+      source: variables/timestamp
+      longName: "Datetime"
+      units: "seconds since 1970-01-01T00:00:00Z"
+
+    - name: "MetaData/latitude"
+      coordinates: "longitude latitude"
+      source: variables/latitude
+      longName: "Latitude"
+      units: "degree_north"
+      range: [-90, 90]
+
+    - name: "MetaData/longitude"
+      coordinates: "longitude latitude"
+      source: variables/longitude
+      longName: "Longitude"
+      units: "degree_east"
+      range: [-180, 180]
+
+    - name: "MetaData/stationElevation"
+      coordinates: "longitude latitude"
+      source: variables/stationElevation
+      longName: "Height of Station"
+
+    - name: "MetaData/stationIdentification"
+      coordinates: "longitude latitude"
+      source: variables/stationIdentification
+      longName: "Identification of Observing Location"
+      units: "m"
+
+    # ObsValue
+    - name: "ObsValue/totalSnowDepth"
+      coordinates: "longitude latitude"
+      source: variables/totalSnowDepth
+      longName: "Total Snow Depth"
+      units: "mm"
diff --git a/parm/snow/obs/config/sfcsno_snow.yaml.j2 b/parm/snow/obs/config/sfcsno_snow.yaml.j2
index 443915b34..960ea8f64 100644
--- a/parm/snow/obs/config/sfcsno_snow.yaml.j2
+++ b/parm/snow/obs/config/sfcsno_snow.yaml.j2
@@ -5,8 +5,9 @@
       halo size: 250e3
     obsdatain:
       engine:
-        type: H5File
-        obsfile: '{{ DATA }}/obs/{{ OPREFIX }}sfcsno_snow.nc4'
+        type: bufr
+        obsfile: '{{ DATA }}/obs/{{ OPREFIX }}sfcsno.tm00.bufr_d'
+        mapping file: '{{ DATA }}/obs/bufr_sfcsno_mapping.yaml'
     obsdataout:
       engine:
         type: H5File
diff --git a/parm/snow/prep/prep_gts.yaml.j2 b/parm/snow/prep/prep_gts.yaml.j2
deleted file mode 100644
index f91bb21e0..000000000
--- a/parm/snow/prep/prep_gts.yaml.j2
+++ /dev/null
@@ -1,10 +0,0 @@
-gtsbufr:
-  mkdir:
-    - '{{ DATA }}/obs'
-  copy:
-    - ['{{ COM_OBS }}/{{ OPREFIX }}sfcsno.tm00.bufr_d', '{{ DATA }}/obs/']
-gtsioda:
-  copy:
-    - ['{{ DATA }}/{{ OPREFIX }}sfcsno_snow.nc4', '{{ COM_OBS }}/{{ OPREFIX }}sfcsno_snow.nc4']
-bufr2ioda:
-     sfcsno: '{{ HOMEgfs }}/sorc/gdas.cd/test/testinput/bufr_sfcsno_snow.yaml'
diff --git a/test/testinput/bufr_sfcsno_snow.yaml b/test/testinput/bufr_sfcsno_snow.yaml
deleted file mode 100644
index b1d663ae8..000000000
--- a/test/testinput/bufr_sfcsno_snow.yaml
+++ /dev/null
@@ -1,83 +0,0 @@
-# (C) Copyright 2021-2022 NOAA/NWS/NCEP/EMC
-#
-
-observations:
-  - obs space:
-      name: bufr
-
-      obsdatain: '{{ DATA }}/obs/{{ OPREFIX }}sfcsno.tm00.bufr_d'
-
-      exports:
-        variables:
-          # MetaData
-          timestamp:
-            datetime:
-              year: "*/YEAR[1]"
-              month: "*/MNTH[1]"
-              day: "*/DAYS[1]"
-              hour: "*/HOUR[1]"
-              minute: "*/MINU[1]"
-          latitude:
-            query: "[*/CLAT, */CLATH]"
-          longitude:
-            query: "[*/CLON, */CLONH]"
-          stationIdentification:
-            query: "*/RPID"
-
-          stationElevation:
-            query: "[*/SELV, */HSMSL]"
-
-          # ObsValue
-          totalSnowDepth:
-            query: "[*/SNWSQ1/TOSD, */MTRMSC/TOSD, */STGDSNDM/TOSD]"
-            transforms:
-              - scale: 1000.0
-        filters:
-          - bounding:
-              variable: totalSnowDepth
-              upperBound: 10000000
-
-    ioda:
-      backend: netcdf
-      obsdataout: '{{ DATA }}/{{ OPREFIX }}sfcsno_snow.nc4'
-
-      variables:
-
-        # MetaData
-        - name: "MetaData/dateTime"
-          coordinates: "longitude latitude"        
-          source: variables/timestamp
-          longName: "Datetime"
-          units: "seconds since 1970-01-01T00:00:00Z"
-
-        - name: "MetaData/latitude"
-          coordinates: "longitude latitude"
-          source: variables/latitude
-          longName: "Latitude"
-          units: "degree_north"
-          range: [-90, 90]
-
-        - name: "MetaData/longitude"
-          coordinates: "longitude latitude"
-          source: variables/longitude
-          longName: "Longitude"
-          units: "degree_east"
-          range: [-180, 180]
-
-        - name: "MetaData/stationElevation"
-          coordinates: "longitude latitude"
-          source: variables/stationElevation
-          longName: "Height of Station"
-
-        - name: "MetaData/stationIdentification"
-          coordinates: "longitude latitude"
-          source: variables/stationIdentification
-          longName: "Identification of Observing Location"
-          units: "m"
-
-        # ObsValue
-        - name: "ObsValue/totalSnowDepth"
-          coordinates: "longitude latitude"
-          source: variables/totalSnowDepth
-          longName: "Total Snow Depth"
-          units: "mm"