Open Meteorology & Mapping
Data Sources & Attribution
Snow Day Calculator Free is built entirely on authorized, open-access meteorological models and cartography. We proudly adhere to all provider attribution terms, caching regulations, and rate limitations.
MET Norway (api.met.no)
api.met.noThe Norwegian Meteorological Institute provides high-accuracy numerical weather predictions globally via the official Locationforecast 2.0 API.
Compliance Note: Weather Hub communicates with MET Norway using a descriptive custom User-Agent identifying our domain and contact information, and respects all HTTP caching headers.
Open-Meteo (open-meteo.com)
open-meteo.comOpen-Meteo provides open-source weather forecasting, historical datasets, geocoding search, and Air Quality (AQI) API data under the Creative Commons Attribution 4.0 International (CC BY 4.0) license.
Attribution: Weather and air quality data powered by Open-Meteo.com.
OpenFreeMap & OpenStreetMap
openfreemap.orgOur interactive weather maps use vector map tiles hosted by OpenFreeMap, derived from cartographic geographic information contributed by OpenStreetMap under the Open Database License (ODbL).
Map Attribution: © OpenFreeMap, © OpenStreetMap contributors.