National Climate Data and Information Archive
www.climate.weatheroffice.gc.ca
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Notices:
As of November 19 2009, changes have been made to how Wind Chill and Humidex values are calculated. A detailed outline of these calculations can be found in the Glossary.
We are pleased to announce the release of a new feature, Historical Radar to our site. The Historical Radar feature allows users to view historical radar images from 2007 to present at the national, regional and local levels. It can be accessed by clicking the “Historical Radar” link on the left menu bar.
As of July 24 2008, changes were made in how data are accessed at 25 stations. Please click here for further details.
The Notice Inventory contains a record of all past and current Notices.
Synoptic/Metstat Station Information
- Metstat Documentation .pdf - Provides descriptions and definitions of columns and codes for each of the following Metstat files.
- Metstat1.txt- Weather Stations, Weather Offices and Weather Centres - provides a complete list of all Canadian Weather Stations, Weather Offices and Weather Centres, their approved programs of observations, surface and upper air, regularly taken and transmitted in the form of international number codes. The domestic hourly codes are also listed.
- Metstat2.txt- Climatological and Other Programs - gives the special parameters which are measured at the stations listed in Metstat1.txt or at climatological stations.
- Metstat3.txt- Supplementary and Other Programs - lists Private Aviation Weather Reporting Stations (PAWRS) and Arctic Aviation Weather Reporting Station (AAWRS) certified by MSC to take and transmit supplementary reports to meet aeronautical requirements in accordance with MSC policies, standards and procedure.
- Metstat4a.txt- WMO Identifiers - gives a numerical listing of the International Index numbers assigned by the World Meteorological Organization for Canadian weather reporting stations.
- Metstat4b.txt- Transport Canada Identifiers - gives an alphabetical listing of 3-letter identifiers assigned in coordination with NavCan to all Canadian weather reporting stations.
