diff --git a/definitions/grib2/name.def b/definitions/grib2/name.def
index 3ac979f33..ddb281fe0 100644
--- a/definitions/grib2/name.def
+++ b/definitions/grib2/name.def
@@ -4079,6 +4079,27 @@
 	 parameterNumber = 148 ;
 	 typeOfFirstFixedSurface = 1 ;
 	}
+#Radar reflectivity
+'Radar reflectivity' = {
+	 discipline = 0 ;
+	 parameterCategory = 16 ;
+	 parameterNumber = 4 ;
+	}
+#Pressure at cloud ceiling
+'Pressure at cloud ceiling' = {
+	 discipline = 0 ;
+	 parameterCategory = 3 ;
+	 parameterNumber = 0 ;
+	 typeOfFirstFixedSurface = 19 ;
+	 scaledValueOfFirstFixedSurface = 50 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	}
+#Visibility through precipitation
+'Visibility through precipitation' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	}
 #Burned area
 'Burned area' = {
 	 discipline = 2 ;
@@ -5566,6 +5587,13 @@
 	 parameterNumber = 23 ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean visibility through precipitation
+'Time-mean visibility through precipitation' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-maximum volumetric soil moisture
 'Time-maximum volumetric soil moisture' = {
 	 discipline = 2 ;
@@ -5602,6 +5630,13 @@
 	 typeOfSecondFixedSurface = 8 ;
 	 typeOfStatisticalProcessing = 2 ;
 	}
+#Time-maximum visibility through precipitation
+'Time-maximum visibility through precipitation' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 2 ;
+	}
 #Time-minimum volumetric soil moisture
 'Time-minimum volumetric soil moisture' = {
 	 discipline = 2 ;
@@ -5645,6 +5680,13 @@
 	 typeOfSecondFixedSurface = 8 ;
 	 typeOfStatisticalProcessing = 3 ;
 	}
+#Time-minimum visibility through precipitation
+'Time-minimum visibility through precipitation' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 3 ;
+	}
 #Time-standard-deviation volumetric soil moisture
 'Time-standard-deviation volumetric soil moisture' = {
 	 discipline = 2 ;
diff --git a/definitions/grib2/paramId.def b/definitions/grib2/paramId.def
index bf4f0fd51..c1767469a 100644
--- a/definitions/grib2/paramId.def
+++ b/definitions/grib2/paramId.def
@@ -4079,6 +4079,27 @@
 	 parameterNumber = 148 ;
 	 typeOfFirstFixedSurface = 1 ;
 	}
+#Radar reflectivity
+'231066' = {
+	 discipline = 0 ;
+	 parameterCategory = 16 ;
+	 parameterNumber = 4 ;
+	}
+#Pressure at cloud ceiling
+'231067' = {
+	 discipline = 0 ;
+	 parameterCategory = 3 ;
+	 parameterNumber = 0 ;
+	 typeOfFirstFixedSurface = 19 ;
+	 scaledValueOfFirstFixedSurface = 50 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	}
+#Visibility through precipitation
+'231068' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	}
 #Burned area
 '232000' = {
 	 discipline = 2 ;
@@ -5566,6 +5587,13 @@
 	 parameterNumber = 23 ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean visibility through precipitation
+'235382' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-maximum volumetric soil moisture
 '237077' = {
 	 discipline = 2 ;
@@ -5602,6 +5630,13 @@
 	 typeOfSecondFixedSurface = 8 ;
 	 typeOfStatisticalProcessing = 2 ;
 	}
+#Time-maximum visibility through precipitation
+'237382' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 2 ;
+	}
 #Time-minimum volumetric soil moisture
 '238077' = {
 	 discipline = 2 ;
@@ -5645,6 +5680,13 @@
 	 typeOfSecondFixedSurface = 8 ;
 	 typeOfStatisticalProcessing = 3 ;
 	}
+#Time-minimum visibility through precipitation
+'238382' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 3 ;
+	}
 #Time-standard-deviation volumetric soil moisture
 '239077' = {
 	 discipline = 2 ;
diff --git a/definitions/grib2/shortName.def b/definitions/grib2/shortName.def
index 13c68c8a1..5c0607a7b 100644
--- a/definitions/grib2/shortName.def
+++ b/definitions/grib2/shortName.def
@@ -4079,6 +4079,27 @@
 	 parameterNumber = 148 ;
 	 typeOfFirstFixedSurface = 1 ;
 	}
+#Radar reflectivity
+'rare' = {
+	 discipline = 0 ;
+	 parameterCategory = 16 ;
+	 parameterNumber = 4 ;
+	}
+#Pressure at cloud ceiling
+'pcdc' = {
+	 discipline = 0 ;
+	 parameterCategory = 3 ;
+	 parameterNumber = 0 ;
+	 typeOfFirstFixedSurface = 19 ;
+	 scaledValueOfFirstFixedSurface = 50 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	}
+#Visibility through precipitation
+'visp' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	}
 #Burned area
 'fba' = {
 	 discipline = 2 ;
@@ -5566,6 +5587,13 @@
 	 parameterNumber = 23 ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean visibility through precipitation
+'avg_visp' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-maximum volumetric soil moisture
 'max_vsw' = {
 	 discipline = 2 ;
@@ -5602,6 +5630,13 @@
 	 typeOfSecondFixedSurface = 8 ;
 	 typeOfStatisticalProcessing = 2 ;
 	}
+#Time-maximum visibility through precipitation
+'max_visp' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 2 ;
+	}
 #Time-minimum volumetric soil moisture
 'min_vsw' = {
 	 discipline = 2 ;
@@ -5645,6 +5680,13 @@
 	 typeOfSecondFixedSurface = 8 ;
 	 typeOfStatisticalProcessing = 3 ;
 	}
+#Time-minimum visibility through precipitation
+'min_visp' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 3 ;
+	}
 #Time-standard-deviation volumetric soil moisture
 'std_vsw' = {
 	 discipline = 2 ;
diff --git a/definitions/grib2/units.def b/definitions/grib2/units.def
index 535b1caae..20e3a987b 100644
--- a/definitions/grib2/units.def
+++ b/definitions/grib2/units.def
@@ -4079,6 +4079,27 @@
 	 parameterNumber = 148 ;
 	 typeOfFirstFixedSurface = 1 ;
 	}
+#Radar reflectivity
+'dB' = {
+	 discipline = 0 ;
+	 parameterCategory = 16 ;
+	 parameterNumber = 4 ;
+	}
+#Pressure at cloud ceiling
+'Pa' = {
+	 discipline = 0 ;
+	 parameterCategory = 3 ;
+	 parameterNumber = 0 ;
+	 typeOfFirstFixedSurface = 19 ;
+	 scaledValueOfFirstFixedSurface = 50 ;
+	 scaleFactorOfFirstFixedSurface = 0 ;
+	}
+#Visibility through precipitation
+'m' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	}
 #Burned area
 '%' = {
 	 discipline = 2 ;
@@ -5566,6 +5587,13 @@
 	 parameterNumber = 23 ;
 	 typeOfStatisticalProcessing = 0 ;
 	}
+#Time-mean visibility through precipitation
+'m' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 0 ;
+	}
 #Time-maximum volumetric soil moisture
 'm**3 m**-3' = {
 	 discipline = 2 ;
@@ -5602,6 +5630,13 @@
 	 typeOfSecondFixedSurface = 8 ;
 	 typeOfStatisticalProcessing = 2 ;
 	}
+#Time-maximum visibility through precipitation
+'m' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 2 ;
+	}
 #Time-minimum volumetric soil moisture
 'm**3 m**-3' = {
 	 discipline = 2 ;
@@ -5645,6 +5680,13 @@
 	 typeOfSecondFixedSurface = 8 ;
 	 typeOfStatisticalProcessing = 3 ;
 	}
+#Time-minimum visibility through precipitation
+'m' = {
+	 discipline = 0 ;
+	 parameterCategory = 19 ;
+	 parameterNumber = 51 ;
+	 typeOfStatisticalProcessing = 3 ;
+	}
 #Time-standard-deviation volumetric soil moisture
 'm**3 m**-3' = {
 	 discipline = 2 ;