Add areacella to cmip mon

mdtf_test_data/config/cmip_mon.yml

@@ -1,5 +1,6 @@
 variables :
   name :
+    - "areacella"
     - "areacello"
     - "zos"
     - "tauuo"
@@ -24,6 +25,31 @@ variables :
     - "rlut"
     - "rlus"
     - "tas"
+    - "siconc"
+
+areacella :
+  atts :
+    cell_methods : "area: sum"
+    comment : "For atmospheres with more than 1 mesh (e.g., staggered grids), report areas that apply to surface vertical fluxes of energy."
+    coordinates : "lat lon"
+    description : "Grid-Cell Area for Atmospheric Grid Variables"
+    frequency : "fx"
+    id : "areacella"
+    long_name : "Grid-Cell Area for Atmospheric Grid Variables"
+    missing_value : 1.e+20
+    out_name : "areacella"
+    realm : "atmosphere"
+    standard_name : "cell_area"
+    time_label : "None"
+    time_title : "No temporal dimensions ... fixed field"
+    title : "Grid-Cell Area for Atmosphere Variables"
+    type : "real"
+    units : "m2"
+    variable_id : "areacella"
+  grid : "standard"
+  static : true
+  stats :
+    - [6.259256e+8, 1.234758e+9]
 
 areacello :
   atts :
@@ -245,6 +271,27 @@ thetao:
     - [ 13.806399, 2.840008 ]
     - [ 13.422476, 3.461085 ]
 
+siconc :
+  atts :
+    cell_methods: 'time: mean'
+    comment : 'Area fraction of grid cell covered by sea ice'
+    coordinates : "lat lon"
+    frequency : 'mon'
+    id : 'siconc'
+    long_name : 'Sea-ice Area Percentage (Ocean Grid)'
+    realm : 'ocean'
+    standard_name : 'sea_ice_area_fraction'
+    time : 'time'
+    time_label : 'time-mean'
+    time_title : 'Temporal mean'
+    title : 'sea ice area percentage'
+    type : 'real'
+    units : '%'
+    variable_id : 'siconc'
+  grid : "standard"
+  stats :
+    - [50, 25]
+
 zg :
   atts:
     cell_methods: 'time: mean'

mdtf_test_data/synthetic/synthetic_setup.py

@@ -113,7 +113,7 @@ def _load_default_static():
             return xr.open_dataset(_ds)["areacello"].values
 
         # Load the ocean static file
-        if static:
+        if static and grid is "tripolar":
             if str(v + ".source") in list(yaml_dict.keys()):
                 staticfilepath = yaml_dict[v + ".source.filename"]
                 if os.path.exists(staticfilepath):