TideCheck

TideCheck gives you fast, accurate tide predictions for 20,112 coastal stations across 204 countries — calculated with harmonic analysis, the same proven method used by hydrographic agencies worldwide. Whether you fish, surf, boat, dive, or just love the coast, TideCheck shows what the tide is doing right now and what's coming next. FEATURES • Nearest station automatically — tides for the closest station to you • Search 20,000+ stations by name, region, or place • Clear tide chart for any day, with high/low times and heights • Live next-tide countdown and a rising/falling gauge • Solunar fishing times — major & minor feeding periods with a daily rating • Sunrise, sunset, and moon phase • Tide alerts — get notified before each high or low tide at your saved stations • Save favorite stations for quick access • Works offline — your saved tides are cached • Switch between LAT, MLLW, and MSL datums (international & US standards) • Choose meters or feet Predictions use harmonic constituent analysis from NOAA, TICON-4, and FES2022. IMPORTANT Tide predictions are for informational purposes only and are not suitable for navigation. Always consult official nautical charts for safety-critical decisions. TideCheck is free and supported by ads. — Privacy Policy: https://tidecheck.com/privacy Terms of Service: https://tidecheck.com/terms Web & developer API: https://tidecheck.com