diff --git a/definitions/grib2/localConcepts/ecmf/cfVarName.legacy.def b/definitions/grib2/localConcepts/ecmf/cfVarName.legacy.def
index 9413adf05..e16cd182d 100644
--- a/definitions/grib2/localConcepts/ecmf/cfVarName.legacy.def
+++ b/definitions/grib2/localConcepts/ecmf/cfVarName.legacy.def
@@ -34,3 +34,27 @@
  parameterCategory = 151 ;
  parameterNumber = 145 ;
 }
+#100 metre U wind component
+'u100' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 246 ;
+}
+#100 metre V wind component
+'v100' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 247 ;
+}
+#100 metre wind speed
+'si100' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 249 ;
+}
+#0 degrees C isothermal level (atm)
+'deg0l' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 24 ;
+}
diff --git a/definitions/grib2/localConcepts/ecmf/name.legacy.def b/definitions/grib2/localConcepts/ecmf/name.legacy.def
index a968ae9ea..a4d19f23a 100644
--- a/definitions/grib2/localConcepts/ecmf/name.legacy.def
+++ b/definitions/grib2/localConcepts/ecmf/name.legacy.def
@@ -34,3 +34,27 @@
  parameterCategory = 151 ;
  parameterNumber = 145 ;
 }
+#100 metre U wind component
+'100 metre U wind component' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 246 ;
+}
+#100 metre V wind component
+'100 metre V wind component' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 247 ;
+}
+#100 metre wind speed
+'100 metre wind speed' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 249 ;
+}
+#0 degrees C isothermal level (atm)
+'0 degrees C isothermal level (atm)' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 24 ;
+}
diff --git a/definitions/grib2/localConcepts/ecmf/paramId.legacy.def b/definitions/grib2/localConcepts/ecmf/paramId.legacy.def
index ee624129e..f1103e64d 100644
--- a/definitions/grib2/localConcepts/ecmf/paramId.legacy.def
+++ b/definitions/grib2/localConcepts/ecmf/paramId.legacy.def
@@ -34,3 +34,27 @@
  parameterCategory = 151 ;
  parameterNumber = 145 ;
 }
+#100 metre U wind component
+'228246' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 246 ;
+}
+#100 metre V wind component
+'228247' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 247 ;
+}
+#100 metre wind speed
+'228249' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 249 ;
+}
+#0 degrees C isothermal level (atm)
+'228024' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 24 ;
+}
diff --git a/definitions/grib2/localConcepts/ecmf/shortName.legacy.def b/definitions/grib2/localConcepts/ecmf/shortName.legacy.def
index e2f715b43..84629e72b 100644
--- a/definitions/grib2/localConcepts/ecmf/shortName.legacy.def
+++ b/definitions/grib2/localConcepts/ecmf/shortName.legacy.def
@@ -34,3 +34,27 @@
  parameterCategory = 151 ;
  parameterNumber = 145 ;
 }
+#100 metre U wind component
+'100u' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 246 ;
+}
+#100 metre V wind component
+'100v' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 247 ;
+}
+#100 metre wind speed
+'100si' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 249 ;
+}
+#0 degrees C isothermal level (atm)
+'deg0l' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 24 ;
+}
diff --git a/definitions/grib2/localConcepts/ecmf/units.legacy.def b/definitions/grib2/localConcepts/ecmf/units.legacy.def
index d42102971..91c2e408b 100644
--- a/definitions/grib2/localConcepts/ecmf/units.legacy.def
+++ b/definitions/grib2/localConcepts/ecmf/units.legacy.def
@@ -34,3 +34,27 @@
  parameterCategory = 151 ;
  parameterNumber = 145 ;
 }
+#100 metre U wind component
+'m s**-1' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 246 ;
+}
+#100 metre V wind component
+'m s**-1' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 247 ;
+}
+#100 metre wind speed
+'m s**-1' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 249 ;
+}
+#0 degrees C isothermal level (atm)
+'m' = {
+ discipline = 192 ;
+ parameterCategory = 228 ;
+ parameterNumber = 24 ;
+}