Track Your Dives. Explore the Ocean. Connect With Divers
"When in doubt, stay out" — Every diver knows this golden rule.
That's exactly why OceanCast exists. We provide real-time ocean conditions, dive logging, and community insights for divers worldwide. Plan with confidence, track your progress, and connect with fellow divers.
Free to use • Real-time data • Global community
Understand the ocean in 5 seconds. Real data. Real insights. Real confidence.
Search thousands of dive sites worldwide or explore the interactive map to find your next adventure.
Get real-time data on visibility, waves, currents, temperature, and marine life sightings.
Get your personalized Dive Brief with gear recommendations, warnings, and optimal entry windows.
Know exactly what to expect before you gear up. Our AI-powered Dive Brief gives you:
Learn from the community before you dive:
Connect with dive centers, conservation projects, and fellow divers:
Track your dives, share experiences, and build your diving resume. Import from Shearwater, Subsurface, Suunto, and Garmin.
Log depth, time, visibility, marine life, and gear used. Build a comprehensive dive history.
Upload photos, rate sites, and help other divers know what to expect at each location.
Become a Local Expert, Marine Guardian, or Top Photographer. Build your diving reputation.
Compatible with dive computers from Shearwater, Suunto, Garmin, and dive log software like Subsurface. Your dive history, seamlessly integrated.
We don't guess. We use the same satellite and oceanographic data trusted by researchers, coast guards, and marine scientists worldwide.
EU's Earth Observation program providing ocean temperature, currents, salinity, and wave data.
✓ Real-time satellite dataGlobal Imagery Browse Services for chlorophyll concentration and water quality indicators.
✓ Daily updated imageryHigh-resolution weather forecasts including wind, precipitation, and atmospheric conditions.
✓ Hourly forecastsUS National Oceanic and Atmospheric Administration data for marine conditions and forecasts.
✓ Government-grade accuracyESA's high-resolution satellite imagery for coastal water clarity and environmental monitoring.
✓ 10m resolutionData Integrity Promise: We source all ocean data from verified scientific institutions and government agencies. No guesswork. No fake data. Just real ocean intelligence.
Connect your business with thousands of divers worldwide. List your diving school or shop on our platform and reach divers who are actively planning their next adventure.
When divers explore dive sites, they'll see your contact information directly in the sidebar. Join our community and help divers discover the best places to dive with your expertise.
OceanCast • Track Your Dives. Explore the Ocean. Connect With Divers
Made with 💙 for the diving community