Attribution
WeatherPerch uses data and imagery from the third-party sources listed below. Their licences and attribution requirements continue to apply to the material they provide.
Data & imagery attribution
Weather, air quality, and marine forecasts: Open-Meteo (CC BY 4.0), OpenWeatherMap, WeatherAPI.com, and Visual Crossing, per each provider's license.
Severe weather alerts and forecasts (US): NOAA / National Weather Service (public domain).
Earthquake and volcano data: USGS.
Climate normals: NASA POWER.
Airport status: FAA.
Map tiles: © OpenStreetMap contributors, ODbL — see openstreetmap.org/copyright.
A full, current source-by-source breakdown (license terms, attribution requirements, and review status) is maintained at /data-sources.
Last updated: 2026-09-04