diff --git a/definitions/grib2/cfVarName.def b/definitions/grib2/cfVarName.def
index ec7335aa4..32e68a667 100644
--- a/definitions/grib2/cfVarName.def
+++ b/definitions/grib2/cfVarName.def
@@ -4968,6 +4968,32 @@
 	 scaleFactorOfFirstFixedSurface = missing() ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean volumetric soil moisture top 20 cm
+'avg_vsw20' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
+#Time-mean volumetric soil moisture top 100 cm
+'avg_vsw100' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-mean geopotential
 'avg_z' = {
 	 discipline = 0 ;
@@ -7467,6 +7493,30 @@
 	 parameterCategory = 22 ;
 	 parameterNumber = 6 ;
 	}
+#Volumetric soil moisture top 20 cm
+'vsw20' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	}
+#Volumetric soil moisture top 100 cm
+'vsw100' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	}
 #Universal thermal climate index
 'utci' = {
 	 discipline = 20 ;
diff --git a/definitions/grib2/name.def b/definitions/grib2/name.def
index 64a3da1a7..7764aed03 100644
--- a/definitions/grib2/name.def
+++ b/definitions/grib2/name.def
@@ -4968,6 +4968,32 @@
 	 scaleFactorOfFirstFixedSurface = missing() ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean volumetric soil moisture top 20 cm
+'Time-mean volumetric soil moisture top 20 cm' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
+#Time-mean volumetric soil moisture top 100 cm
+'Time-mean volumetric soil moisture top 100 cm' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-mean geopotential
 'Time-mean geopotential' = {
 	 discipline = 0 ;
@@ -7467,6 +7493,30 @@
 	 parameterCategory = 22 ;
 	 parameterNumber = 6 ;
 	}
+#Volumetric soil moisture top 20 cm
+'Volumetric soil moisture top 20 cm' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	}
+#Volumetric soil moisture top 100 cm
+'Volumetric soil moisture top 100 cm' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	}
 #Universal thermal climate index
 'Universal thermal climate index' = {
 	 discipline = 20 ;
diff --git a/definitions/grib2/paramId.def b/definitions/grib2/paramId.def
index 00069255d..4364fde7b 100644
--- a/definitions/grib2/paramId.def
+++ b/definitions/grib2/paramId.def
@@ -4968,6 +4968,32 @@
 	 scaleFactorOfFirstFixedSurface = missing() ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean volumetric soil moisture top 20 cm
+'235118' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
+#Time-mean volumetric soil moisture top 100 cm
+'235119' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-mean geopotential
 '235129' = {
 	 discipline = 0 ;
@@ -7467,6 +7493,30 @@
 	 parameterCategory = 22 ;
 	 parameterNumber = 6 ;
 	}
+#Volumetric soil moisture top 20 cm
+'260665' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	}
+#Volumetric soil moisture top 100 cm
+'260666' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	}
 #Universal thermal climate index
 '261001' = {
 	 discipline = 20 ;
diff --git a/definitions/grib2/shortName.def b/definitions/grib2/shortName.def
index 7aa4259b2..c85560c5a 100644
--- a/definitions/grib2/shortName.def
+++ b/definitions/grib2/shortName.def
@@ -4968,6 +4968,32 @@
 	 scaleFactorOfFirstFixedSurface = missing() ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean volumetric soil moisture top 20 cm
+'avg_vsw20' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
+#Time-mean volumetric soil moisture top 100 cm
+'avg_vsw100' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-mean geopotential
 'avg_z' = {
 	 discipline = 0 ;
@@ -7467,6 +7493,30 @@
 	 parameterCategory = 22 ;
 	 parameterNumber = 6 ;
 	}
+#Volumetric soil moisture top 20 cm
+'vsw20' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	}
+#Volumetric soil moisture top 100 cm
+'vsw100' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	}
 #Universal thermal climate index
 'utci' = {
 	 discipline = 20 ;
diff --git a/definitions/grib2/units.def b/definitions/grib2/units.def
index de6a94650..c2f4e3270 100644
--- a/definitions/grib2/units.def
+++ b/definitions/grib2/units.def
@@ -4968,6 +4968,32 @@
 	 scaleFactorOfFirstFixedSurface = missing() ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean volumetric soil moisture top 20 cm
+'m**3 m**-3' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
+#Time-mean volumetric soil moisture top 100 cm
+'m**3 m**-3' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-mean geopotential
 'm**2 s**-2' = {
 	 discipline = 0 ;
@@ -7467,6 +7493,30 @@
 	 parameterCategory = 22 ;
 	 parameterNumber = 6 ;
 	}
+#Volumetric soil moisture top 20 cm
+'m**3 m**-3' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 2 ;
+	 scaleFactorOfSecondFixedSurface = 1 ;
+	}
+#Volumetric soil moisture top 100 cm
+'m**3 m**-3' = {
+	 discipline = 2 ;
+	 parameterCategory = 0 ;
+	 parameterNumber = 25 ;
+	 typeOfFirstFixedSurface = 106 ;
+	 typeOfSecondFixedSurface = 106 ;
+	 scaledValueOfFirstFixedSurface = 0 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	 scaledValueOfSecondFixedSurface = 1 ;
+	 scaleFactorOfSecondFixedSurface = 0 ;
+	}
 #Universal thermal climate index
 'K' = {
 	 discipline = 20 ;