diff --git a/definitions/grib2/cfVarName.legacy.def b/definitions/grib2/cfVarName.legacy.def
new file mode 100644
index 000000000..896eba6f3
--- /dev/null
+++ b/definitions/grib2/cfVarName.legacy.def
@@ -0,0 +1,163 @@
+#Minimum dew point depression
+#Minimum dew point depression
+'mindpd' = {
+ discipline = 0 ;
+ parameterCategory = 0 ;
+ parameterNumber = 14 ;
+}
+#Minimum dew point depression
+'mindpd' = {
+ discipline = 0 ;
+ parameterCategory = 0 ;
+ parameterNumber = 14 ;
+}
+#Maximum relative humidity
+'maxrh' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 27 ;
+}
+#Maximum absolute humidity
+'maxah' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 28 ;
+}
+#Maximum wind speed
+'maxgust' = {
+ discipline = 0 ;
+ parameterCategory = 2 ;
+ parameterNumber = 21 ;
+}
+#Net long wave radiation flux (surface)
+'nlwrs' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 0 ;
+}
+#Net long wave radiation flux (top of atmosphere)
+'nlwrt' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 1 ;
+}
+#Maximum snow albedo
+'mxsalb' = {
+ discipline = 0 ;
+ parameterCategory = 19 ;
+ parameterNumber = 17 ;
+}
+#Soil temperature
+'sot' = {
+ discipline = 2 ;
+ parameterCategory = 3 ;
+ parameterNumber = 18 ;
+}
+#Minimum dew point depression
+'mindpd' = {
+ discipline = 0 ;
+ parameterCategory = 0 ;
+ parameterNumber = 14 ;
+}
+#Maximum relative humidity
+'maxrh' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 27 ;
+}
+#Maximum absolute humidity
+'maxah' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 28 ;
+}
+#Maximum wind speed
+'maxgust' = {
+ discipline = 0 ;
+ parameterCategory = 2 ;
+ parameterNumber = 21 ;
+}
+#Net long wave radiation flux (surface)
+'nlwrs' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 0 ;
+}
+#Net long wave radiation flux (top of atmosphere)
+'nlwrt' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 1 ;
+}
+#Maximum snow albedo
+'mxsalb' = {
+ discipline = 0 ;
+ parameterCategory = 19 ;
+ parameterNumber = 17 ;
+}
+#Soil temperature
+'sot' = {
+ discipline = 2 ;
+ parameterCategory = 3 ;
+ parameterNumber = 18 ;
+}
+#Soil moisture
+'som' = {
+ discipline = 2 ;
+ parameterCategory = 3 ;
+ parameterNumber = 19 ;
+}
+#Minimum dew point depression
+'mindpd' = {
+ discipline = 0 ;
+ parameterCategory = 0 ;
+ parameterNumber = 14 ;
+}
+#Maximum relative humidity
+'maxrh' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 27 ;
+}
+#Maximum absolute humidity
+'maxah' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 28 ;
+}
+#Maximum wind speed
+'maxgust' = {
+ discipline = 0 ;
+ parameterCategory = 2 ;
+ parameterNumber = 21 ;
+}
+#Net long wave radiation flux (surface)
+'nlwrs' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 0 ;
+}
+#Net long wave radiation flux (top of atmosphere)
+'nlwrt' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 1 ;
+}
+#Maximum snow albedo
+'mxsalb' = {
+ discipline = 0 ;
+ parameterCategory = 19 ;
+ parameterNumber = 17 ;
+}
+#Soil temperature
+'sot' = {
+ discipline = 2 ;
+ parameterCategory = 3 ;
+ parameterNumber = 18 ;
+}
+#Soil moisture
+'som' = {
+ discipline = 2 ;
+ parameterCategory = 3 ;
+ parameterNumber = 19 ;
+}
diff --git a/definitions/grib2/name.legacy.def b/definitions/grib2/name.legacy.def
index b7be70b1a..8d87c229c 100644
--- a/definitions/grib2/name.legacy.def
+++ b/definitions/grib2/name.legacy.def
@@ -198,3 +198,57 @@
  parameterCategory = 0 ;
  parameterNumber = 5 ;
 }
+#Minimum dew point depression
+'Minimum dew point depression' = {
+ discipline = 0 ;
+ parameterCategory = 0 ;
+ parameterNumber = 14 ;
+}
+#Maximum relative humidity
+'Maximum relative humidity' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 27 ;
+}
+#Maximum absolute humidity
+'Maximum absolute humidity' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 28 ;
+}
+#Maximum wind speed
+'Maximum wind speed' = {
+ discipline = 0 ;
+ parameterCategory = 2 ;
+ parameterNumber = 21 ;
+}
+#Net long wave radiation flux (surface)
+'Net long wave radiation flux (surface)' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 0 ;
+}
+#Net long wave radiation flux (top of atmosphere)
+'Net long wave radiation flux (top of atmosphere)' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 1 ;
+}
+#Maximum snow albedo
+'Maximum snow albedo' = {
+ discipline = 0 ;
+ parameterCategory = 19 ;
+ parameterNumber = 17 ;
+}
+#Soil temperature
+'Soil temperature' = {
+ discipline = 2 ;
+ parameterCategory = 0 ;
+ parameterNumber = 2 ;
+}
+#Soil moisture
+'Soil moisture' = {
+ discipline = 2 ;
+ parameterCategory = 0 ;
+ parameterNumber = 22 ;
+}
diff --git a/definitions/grib2/paramId.legacy.def b/definitions/grib2/paramId.legacy.def
index d7dfd01da..9d4bb8961 100644
--- a/definitions/grib2/paramId.legacy.def
+++ b/definitions/grib2/paramId.legacy.def
@@ -198,3 +198,57 @@
  parameterCategory = 0 ;
  parameterNumber = 5 ;
 }
+#Minimum dew point depression
+'260006' = {
+ discipline = 0 ;
+ parameterCategory = 0 ;
+ parameterNumber = 14 ;
+}
+#Maximum relative humidity
+'260023' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 27 ;
+}
+#Maximum absolute humidity
+'260024' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 28 ;
+}
+#Maximum wind speed
+'260064' = {
+ discipline = 0 ;
+ parameterCategory = 2 ;
+ parameterNumber = 21 ;
+}
+#Net long wave radiation flux (surface)
+'260095' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 0 ;
+}
+#Net long wave radiation flux (top of atmosphere)
+'260096' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 1 ;
+}
+#Maximum snow albedo
+'260161' = {
+ discipline = 0 ;
+ parameterCategory = 19 ;
+ parameterNumber = 17 ;
+}
+#Soil temperature
+'228139' = {
+ discipline = 2 ;
+ parameterCategory = 0 ;
+ parameterNumber = 2 ;
+}
+#Soil moisture
+'228039' = {
+ discipline = 2 ;
+ parameterCategory = 0 ;
+ parameterNumber = 22 ;
+}
diff --git a/definitions/grib2/shortName.legacy.def b/definitions/grib2/shortName.legacy.def
index f716c3179..e21fd8b0f 100644
--- a/definitions/grib2/shortName.legacy.def
+++ b/definitions/grib2/shortName.legacy.def
@@ -198,3 +198,57 @@
  parameterCategory = 0 ;
  parameterNumber = 5 ;
 }
+#Minimum dew point depression
+'mindpd' = {
+ discipline = 0 ;
+ parameterCategory = 0 ;
+ parameterNumber = 14 ;
+}
+#Maximum relative humidity
+'maxrh' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 27 ;
+}
+#Maximum absolute humidity
+'maxah' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 28 ;
+}
+#Maximum wind speed
+'maxgust' = {
+ discipline = 0 ;
+ parameterCategory = 2 ;
+ parameterNumber = 21 ;
+}
+#Net long wave radiation flux (surface)
+'nlwrs' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 0 ;
+}
+#Net long wave radiation flux (top of atmosphere)
+'nlwrt' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 1 ;
+}
+#Maximum snow albedo
+'mxsalb' = {
+ discipline = 0 ;
+ parameterCategory = 19 ;
+ parameterNumber = 17 ;
+}
+#Soil temperature
+'st' = {
+ discipline = 2 ;
+ parameterCategory = 0 ;
+ parameterNumber = 2 ;
+}
+#Soil moisture
+'sm' = {
+ discipline = 2 ;
+ parameterCategory = 0 ;
+ parameterNumber = 22 ;
+}
diff --git a/definitions/grib2/units.legacy.def b/definitions/grib2/units.legacy.def
index d540ec19c..efe70cc8c 100644
--- a/definitions/grib2/units.legacy.def
+++ b/definitions/grib2/units.legacy.def
@@ -198,3 +198,57 @@
  parameterCategory = 0 ;
  parameterNumber = 5 ;
 }
+#Minimum dew point depression
+'K' = {
+ discipline = 0 ;
+ parameterCategory = 0 ;
+ parameterNumber = 14 ;
+}
+#Maximum relative humidity
+'%' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 27 ;
+}
+#Maximum absolute humidity
+'kg m**-3' = {
+ discipline = 0 ;
+ parameterCategory = 1 ;
+ parameterNumber = 28 ;
+}
+#Maximum wind speed
+'m s**-1' = {
+ discipline = 0 ;
+ parameterCategory = 2 ;
+ parameterNumber = 21 ;
+}
+#Net long wave radiation flux (surface)
+'W m**-2' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 0 ;
+}
+#Net long wave radiation flux (top of atmosphere)
+'W m**-2' = {
+ discipline = 0 ;
+ parameterCategory = 5 ;
+ parameterNumber = 1 ;
+}
+#Maximum snow albedo
+'%' = {
+ discipline = 0 ;
+ parameterCategory = 19 ;
+ parameterNumber = 17 ;
+}
+#Soil temperature
+'K' = {
+ discipline = 2 ;
+ parameterCategory = 0 ;
+ parameterNumber = 2 ;
+}
+#Soil moisture
+'kg m**-3' = {
+ discipline = 2 ;
+ parameterCategory = 0 ;
+ parameterNumber = 22 ;
+}