Metswift uses data from over one hundred thousand WMO approved weather stations, disregarding unverifiable data and less credible sources. The data are put through a rigorous cleansing and automated normalisation process. For our purposes, there is no better set of weather data.

Amongst others we access and use data from:

National Oceanic and Atmospheric Administration (NOAA), National Weather Service (NWS), The Meteorological Office (The MetOffice), National Institute of Water and Atmospheric Research (NIWA) Meteorological Service of New Zealand Limited (MetService), Meteorological Service of Canada, The Bureau of Meteorology (BOM), United States Geological Survey (USGS), Met Eireann, Indian National Centre for Ocean Information Services (INCOIS), Solar Influences Data Analysis Center