Tides are caused by the gravitational pull of the moon and sun. Spring tides (higher highs, lower lows) occur around full and new moon. This tool uses the Open-Meteo Marine API and SunCalc for accurate predictions.
Data comes from global ocean models (FES2022). Accuracy is generally within 10-20 cm for most coastal locations.
Yes, click "Save Current Location" and it will appear in the favorites bar.