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City Location File (.cty)

The city database file contain reporting station location information.

FORMAT

The format for this database file is as follows:

longname    st cn iiiii MpU lat lon elev wmo [###]

Where:

  • longname -- Station name. (max 15 characters)
  • st -- Abbreviated state or region name. (2 characters-starts in column 17)
  • cn -- Abbreviated country name. (2 characters-starts in column 20)
  • iiiii -- ICAO station identifier. (up to 5 characters-starts column 23)
  • M -- Indicator for forecast model output station. (Obsolete-column 29)
  • p -- Priority used for display filtering purposes. (column 30)
    1 is the highest priority, 7 is the lowest, 9 represents no priority
  • U -- Indicator for an upper air station. (Obsolete-column 31)
  • lat -- Latitude in degrees (north is positive)
  • lon -- Longitude in degrees (east is positive)
  • elev -- Elevation in meters
  • wmo -- 5 digit WMO station identifier (99999 represents no assigned numeric identifier). This is the site ID for radar data.
  • ### -- optional numeric field (used for station occurrence)

EXAMPLES

Here is a sample of some stations from the sao.cty file:

Phoenix/Luke AF AZ US  KLUF  5   33.53 -112.38   332 99999
Philadelphia In PA US  KPHL  2   39.88  -75.25     9 72408
Petersburg (AWO VA US  KPTB  4   37.18  -77.52    59 99999
Petersburg      AK US  PAPG  4   56.82 -132.97     0 70386
Peoria Regional IL US  KPIA  2   40.67  -89.68   202 72532
Pensacola Regio FL US  KPNS  4   30.47  -87.18    37 99999
Pendleton Munic OR US  KPDT  3   45.68 -118.85   456 72688
Pelly Bay 1     NT CN  CWRF  3   69.43  -89.73   325 71918
Pellston/Emmet  MI US  KPLN  4   45.57  -84.80   219 99999
City Database Files
Database Type of Stations Location
sao.cty Surface SAO/METAR Global
sao_all.cty Surface SAO/METAR Global+non-reporting
upa.cty Upper air Global
upa_all.cty Upper air Global+non-reporting
syn.cty Surface Synoptic Global
syn_all.cty Surface Synoptic Global+non-reporting
rad.cty NEXRAD Radar United States
mos.cty Model Output North America
shef.cty SHEF United States

SEE ALSO


For further information about WXP, email technical-support@weather.unisys.com
Last updated by Dan Vietor on August 7, 1998