METEOROLOGICAL AERODROME REPORT

Code 1 :

METAR VDPP 062230Z 23009G20KT 3000 R05/1000U +TSRA BKN010 SCT013CB 23/22 Q1002 CB/SW,N = 

Decode 1 :

• METAR   : Aviation routine weather report or Meteorological Aerodrome Report 
• VDPP       : ICAO identification location of Phnom Penh Int. airport
• 062230Z   : Observation time at 2230Z ( or 0530 LT ) on 6th

Actual Meteorological Elements 

• 23009G20KT : Mean wind direction 230 degrees 

                                  : Mean wind speed 09kts
                                  : Gust wind 20kts

• 3000                : Prevailing horizontal visibility 3000 meters 
• 1300SW          : Minimum visibility 1300 meters to Southwest 
• R05/1000U      : Runway Visual Range 1000 meters on Runway N05 with upward tendency                                during the past 10 minutes from observation time 
• +TSRA            : Present weather Heavy Thunderstorm with rain 
• BKN010          : Cloud layer 1 amount 5-7 oktas (or 5/8-7/8) at base 1000ft 
• SCT013CB      : Cloud layer 2 CB amount 3-4 oktas (or 3/8-4/8) at base 1300ft 
• 23/22                : Temperature 23ºC, Dew point temperature 22ºC 
• Q1002              : QNH 1002 hPa (mb) 
• CB/SW,N         : CB to Southwest and North 
• =                        : The end signal of the message

***** Some Notes on Decoding METAR :

• VRB02KT       : Variable wind direction, mean wind speed 2kts
• 00000KT         : Calm wind 
• 120V210          : Wind direction varies between 120 and 210 degrees 
• 9999                 : Horizontal visibility 10km or more 
• 0800V1200N   : RVR varies between 800 and 1200 meters with no distinct tendency 
• R05/1000D      : Runway Visual Range 1000 meters on Runway N05 with downward tendency during the past 10 minutes from observation time 
• FEW012          : Cloud layer 1 amount 1-2 oktas (or 1/8-2/8) at base 1200ft 
• OVC011          : Cloud layer 2 amount 8 oktas (or 8/8) at base 1100ft 
• VCTS              : Thunderstorm in the vicinity of the airport 
• VV002             : Vertical Visibility 60 meters (2 hectofeet, 200 feet) (Use VV means that NO cloud because cannot see the cloud) 
• 02/M01           : Temperature 2 degrees Celsius, Dew point minus 1 degree Celsius 
• RERA            : The recent weather is Rain • METAR COR : Aviation corrected weather report
• NSC               : 

+ No cloud of operational significance

     - No base < 1500m (5000ft)

     - No CB/TCU

+ No restriction on Vertical Visibility (VV)

+ CAVOK is not appropriate

• CAVOK         :

+ NSC 

     - No base < 1500m (5000ft)

     - No CB/TCU

+ Visibility >= 10km

+ No significant weather

Decode 2 :

• Observation time                    : 1800 locale time on 15th 
• ICAO location indicator        : Phnom Penh International Airport 
• Dew Point, Temperature       : 300ºK, 306ºK 
• Supplementary Information : CB to West and Southwest
• Prevailing Visibility               : 4000m 
• Minimum Visibility to SE     : 1200m 
• Surface mean wind speed      : 8kts
• Maximum wind speed            : 22kts 
• Surface mean wind direction : 230º
• Significant cloud layer 1         : Amount 3/8 at base 1500ft
• Significant cloud layer 2         : Amount 4/8 CB at base 1700ft 
• QNH                                          : 1002mb

Code 2 :

METAR VDPP 151100Z 23008G22KT 4000 1200SE TSRA SCT015 SCT017CB 33/27 Q1002 CB/W,SW =