BayCast · Data Credits

Data sources & credits

BayCast uses public, royalty-free data sources for its Australia-wide chart. Thanks to the people who make them.

Weather, waves & tides

Open-Meteo Primary weather API

Wind, wave, swell, tide, pressure, temperature forecasts worldwide, updated hourly.

Licence: CC-BY 4.0
Source datasets: ECMWF IFS, GFS, ICON, MetNo Nordic, NOAA WaveWatch III, FES2014 tidal model.
Attribution: Weather data by Open-Meteo.com

Sea-surface temperature & chlorophyll

NASA GIBS — MUR SST & MODIS-Aqua Chlorophyll

Daily global sea-surface temperature and chlorophyll imagery.

Licence: NASA Open Data Policy — free, including commercial use.
Attribution: SST © NASA GIBS / MUR (GHRSST); Chlorophyll © NASA GIBS / MODIS-Aqua.

Ocean currents

Copernicus Marine Service (CMEMS)

Surface ocean currents from the global ocean physics analysis and forecast (1/12° × 1 hour).

Dataset: GLOBAL_ANALYSISFORECAST_PHY_001_024
Licence: Copernicus Marine Service Commitment — free, worldwide, royalty-free including commercial use.
Attribution: Generated using E.U. Copernicus Marine Service Information.

Bathymetry

GEBCO 2024 Grid

General Bathymetric Chart of the Oceans global depth grid.

Licence: Free for any use with attribution.
Attribution: GEBCO Compilation Group (2024) GEBCO 2024 Grid (doi:10.5285/1c44ce99-0a0d-5f4f-e063-7086abc0ea0f).

Base maps & boat ramps

OpenStreetMap

Base map tiles and the Australia-wide boat ramp database outside Victoria.

Licence: Open Data Commons Open Database Licence (ODbL)
Attribution: © OpenStreetMap contributors

Vicmap — Boat Access (Victoria)

Verified Victorian boat-ramp locations and metadata.

Source: Department of Transport and Planning, Victoria
Licence: CC-BY 4.0
Attribution: Source: Vicmap Boat Access.

Charts & nav aids

Australian Hydrographic Office (AHO)

Reference chart imagery for Australian waters. Used for planning only — not for primary navigation.

Source: hydro.gov.au
Attribution: AusENC / AHO.

Reedy's curated chart (Victoria)

Reedy's Rigs

The premium hand-drawn depth bands, reef outlines, navigable channels and curated GPS marks for Port Phillip Bay and Western Port are original work by Reedy's Rigs Tackle Pty Ltd, ABN 86 688 571 913.

App infrastructure

Supabase — auth, database, photo storage.
Leaflet — map rendering library (BSD-2).
Leaflet.markercluster — marker clustering (MIT).
Hosting: Hostinger.