Data Sources Statement for Meteorological Information

This application provides users with weather and marine meteorological data query services. The data sources and relevant supplementary information are outlined below:

1. Weather Data

• QWeather (HeWeather) Provides weather alerts (issued by local meteorological authorities), precipitation forecasts, air quality data, and more.

• Apple Weather Provides high-precision global weather forecasts and real-time weather conditions, including temperature, humidity, precipitation, wind speed, and other meteorological variables.

• Data Update Frequency

  • Real-time weather conditions: updated hourly
  • Precipitation forecast: updated every 10–15 minutes

2. Marine Data

• Data Sources This application integrates publicly available data from multiple authoritative meteorological and oceanographic institutions, including:

  • NOAA (National Oceanic and Atmospheric Administration) Provides global ocean observation data and model-based forecasts, including tides, ocean currents, and wave heights.

  • European Centre for Medium-Range Weather Forecasts (ECMWF) Provides atmospheric and oceanographic model data, including wave conditions, sea surface temperature, and ocean currents.

  • Copernicus Marine Service An EU-funded ocean monitoring program providing global and regional ocean reanalysis and forecast data.

3. Map Data

To ensure accurate mapping services, this product integrates map data from multiple providers. Depending on different use cases and platforms, different data sources may be used to optimize user experience. All map data copyrights belong to their respective providers, and we have obtained proper authorization for use.

• Tianditu (National Geomatics Center of China) Description: Tianditu is a national geographic information public service platform led by the Ministry of Natural Resources of China, providing authoritative and accurate fundamental geospatial data for mainland China.

• Apple Maps Data Provider: AutoNavi (Amap) in mainland China Description: In China, map data is provided by AutoNavi (Amap), ensuring smooth map rendering and rich place information.

4. Disclaimer

• The marine meteorological data provided in this application is sourced from publicly available datasets and model forecasts and is intended for general reference only.
• Data may contain inaccuracies or delays, and we do not guarantee its completeness, timeliness, or absolute accuracy.
• The information provided does not constitute professional maritime, fishing, or safety decision-making advice and should not replace official meteorological, maritime, or navigational warnings.
• Users should rely on official and authoritative sources when conducting offshore operations, navigation, fishing, or other related activities.
• We assume no responsibility for any loss, risk, or accident arising from the use of this application’s data.
• We respect and protect the intellectual property rights of all data providers. This statement is intended to provide transparency regarding data sources and does not transfer any rights from data providers to users or to us. Users must comply with the end-user license agreements of the respective data providers when using the data services.