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The actual contents of the file can be viewed below.

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<!--

 Copyright 2007 European Centre for Medium-Range Weather Forecasts (ECMWF)

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at 

    http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.


 This file describes the layout of the various observation messages 
 in WMO and ICAO conventions   

-->
<observations>

 <obs_template type='pilot' rows='3' columns='3'>
	<obs_station_ring row='0' column='0'/>
	<obs_wind/>
	<obs_identification row='2' column='0'/>
	<obs_time_plot row='0' column='-1' />
 </obs_template>

 <obs_template type='metar' rows='3' columns='3'>
	<obs_wind/>
	<obs_temperature row='1' column='-1'/>
	<obs_pressure row='1' column='1'/>
	<obs_dewpoint row='-1' column='-1'/>
	<obs_cloud low_row='-1' low_column='0' medium_row='1' medium_column='0' high_row='2' high_column='0'/>
 </obs_template>


 <obs_template type='dribu_surface' rows='3' columns='3'>
        <obs_cloud_wind/>
        <obs_temperature row='1' column='-1'/>
        <obs_pressure row='1' column='1'/>
        <obs_pressure_tendency row='0' column='1'/>
        <obs_dewpoint row='-1' column='-1'/>
        <obs_visibility row='0' column='-2'/>
        <obs_present_weather row='0' column='-1'/>
        <obs_past_weather row='-1' column='1'/>
        <obs_cloud low_row='-1' low_column='0'
        medium_row='1' medium_column='0'
        high_row='2' high_column='0'/>
 </obs_template>

 <obs_template type='position' rows='5' columns='5'>
	<obs_cloud_wind/>
	<obs_temperature row='1' column='-1'/>
	<obs_pressure row='1' column='1'/>
	<obs_pressure_tendency row='0' column='1'/>
	<obs_dewpoint row='-1' column='-1'/>
	<obs_visibility row='0' column='-2'/>
	<obs_present_weather row='0' column='-1'/>
	<obs_cloud low_row='-1' low_column='0' medium_row='1' medium_column='0' high_row='2' high_column='0'/>
 </obs_template>

 <obs_template type='synop' rows='5' columns='5'>
	<obs_cloud_wind/>
	<obs_temperature row='1' column='-1'/>
	<obs_pressure row='1' column='1'/>
	<obs_pressure_tendency row='0' column='1'/>
	<obs_dewpoint row='-1' column='-1'/>
	<obs_visibility row='0' column='-2'/>
	<obs_present_weather row='0' column='-1'/>
	<obs_past_weather row='-1' column='1'/>
	<obs_cloud low_row='-1' low_column='0' medium_row='1' medium_column='0' high_row='2' high_column='0'/>
 </obs_template>

 <obs_template type='synop_ship' rows='3' columns='3'>
	<obs_cloud_wind/>
	<obs_temperature row='1' column='-1'/>
	<obs_pressure row='1' column='1'/>
	<obs_pressure_tendency row='0' column='1'/>
	<obs_dewpoint row='-1' column='-1'/>
	<obs_visibility row='0' column='-2'/>
	<obs_present_weather row='0' column='-1'/>
	<obs_past_weather row='-1' column='1'/>
	<obs_cloud low_row='-1' low_column='0'
	medium_row='1' medium_column='0'
	high_row='2' high_column='0'/>
 </obs_template>

 <obs_template type='satob' rows='3' columns='3'>
	<obs_station_ring row='0' column='0'/>
	<obs_wind/>
	<obs_temperature row='1' column='-1'/>
	<obs_pressure_level row='1' column='1'/>	
	<obs_time_plot row='0' column='-1'/>
	<obs_identification row='-2' column='-1'/>
 </obs_template>

 <obs_template type='airep' rows='2' columns='3'>
	<obs_station_ring row='0' column='0'/>
	<obs_wind/>
	<obs_temperature row='1' column='-1'/>
	<obs_pressure_level row='1' column='1'/>	
	<obs_time_plot row='0' column='-1'/>
	<obs_identification row='-1' column='-1'/>
 </obs_template>

 <obs_template type='temp' rows='4' columns='3'>:
	<obs_station_ring row='0' column='0'/>
	<obs_wind/>
	<obs_temperature row='1' column='-1'/>
	<obs_dewpoint row='-1' column='-1'/>
	<obs_height row='1' column='1'/>
	<obs_thickness row='0' column='1'/>
	<obs_time_plot row='0' column='-1'/>
	<obs_identification row='-2' column='-1'/>
 </obs_template>

 <obs_template type='position' rows='1' columns='1'>:
     <obs_station_ring row='0' column='0'/>
 </obs_template>

 <obs_template type='demo' rows='3' columns='3'>:
     <obs_station_ring row='0' column='0'/>
     <obs_demo_item_1 row='-1' column='1'/>
     <obs_demo_item_2 row='1' column='-1'/>
 </obs_template>

 <obs_template type='buoy' rows='5' columns='7'>
    <obs_station_ring row='0' column='0'/>
	<obs_temperature row='1' column='-1'/>
	<obs_pressure row='1' column='1'/>
	<obs_pressure_tendency row='0' column='1'/>
	<obs_dewpoint row='-1' column='-1'/>
	<obs_visibility row='0' column='-2'/>
	<obs_present_weather row='0' column='-1'/>
	<obs_past_weather row='-1' column='1'/>
	
     <obs_wave_period_height row='-2' column='0'/>
     <obs_sea_temperature row='-1' column='-2'/>
 </obs_template>


</observations>