diff --git a/lib/xmet/raob.py b/lib/xmet/raob.py
index 0fd2384..6679ed1 100644
--- a/lib/xmet/raob.py
+++ b/lib/xmet/raob.py
@@ -60,19 +60,39 @@ class RAOBSounding():
 
         return sounding
 
-    def record(self, sample: SoundingSample):
-        dest = SoundingSample()
-        dest.pressure_qa = ' '
-        dest.height_qa   = ' '
-        dest.temp_qa     = ' '
-        dest.pressure    = sample.pressure
-        dest.height      = sample.height
-        dest.temp        = sample.temp
-        dest.dewpoint    = sample.dewpoint
-        dest.wind_speed  = sample.wind_speed
-        dest.wind_dir    = sample.wind_dir
+    def sample(self, pressure: float):
+        if pressure in self.samples:
+            return self.samples[pressure]
 
-        self.samples[sample.pressure] = dest
+        sample = SoundingSample()
+        sample.pressure    = pressure
+        sample.pressure_qa = ' '
+        sample.height_qa   = ' '
+        sample.temp_qa     = ' '
+
+        self.samples[pressure] = sample
+
+        return sample
+
+    def record_height(self, pressure: float, height: float):
+        sample = self.sample(pressure)
+        sample.height = height
+
+    def record_temp_dewpoint(self,
+                             pressure: float,
+                             temp: float,
+                             dewpoint: float):
+        sample = self.sample(pressure)
+        sample.temp     = temp
+        sample.dewpoint = dewpoint
+
+    def record_wind_speed_dir(self,
+                              pressure: float,
+                              wind_speed: float,
+                              wind_dir: float):
+        sample = self.sample(pressure)
+        sample.wind_speed = wind_speed
+        sample.wind_dir   = wind_dir
 
 class RAOBObs():
     DATA_SOURCE = 'UCAR'
@@ -480,7 +500,17 @@ class RAOBReader():
                 sounding = self.sounding(station, timestamp)
 
                 for sample in samples:
-                    sounding.record(sample)
+                    pressure = sample.pressure
+
+                    sounding.record_height(pressure, sample.height)
+
+                    sounding.record_temp_dewpoint(pressure,
+                                                  sample.temp,
+                                                  sample.dewpoint)
+
+                    sounding.record_wind_speed_dir(pressure,
+                                                   sample.wind_speed,
+                                                   sample.wind_dir)
 
         for key in self.soundings:
             yield self.soundings[key].finish()