Tide Tables - Sea Weather, Tide Forecasts, Sea Fishing, Mudflat Foraging
Are you curious about today's tides?
Check everything in one place, from tide tables for major coastal areas nationwide to high and low tide times, tidal forecasts, and sea weather.
This is a tide information service that allows you to easily and conveniently look up the marine information needed when preparing for sea fishing, mudflat foraging, tidal flat experiences, or coastal trips.
You can examine the times when the tide comes in and goes out through regional tide calendars and tide level graphs, and also check marine information such as wind, wave height, and water temperature.
Main Services
1. Nationwide Tide Table Lookup
You can check tide information for major coastal areas and ports nationwide.
- Today's Tide Table by Region
- High and Low Tide Times by Date
- Estimated High and Low Tide Levels
- Tide Forecasts by Region
- Check Tides for the West Sea, South Sea, East Sea, and Jeju
- Direct Tides for Interested Regions
Search for your desired region, such as Incheon, Taean, Daebudo, Jebudo, Busan, Tongyeong, Yeosu, and Jeju, to check the tides for each date.
※ Available regions may vary depending on the official tide forecast provider and linked areas.
2. High and Low Tide Times and Level Graphs
You can easily check complex tide information through graphs and tables.
- High Tide Times and Estimated Levels
- Low Tide Times and Estimated Levels
- Level Change Graphs by Time Period
- Check Changes in Sea Level
- Compare Tides by Date
- Tidal Range and Tide Information Guide
You can intuitively see when the sea level rises and falls.
3. Tide Calendar and Daily Tide Forecast
You can check the tides for any desired date, not just today.
- Check today's and tomorrow's tides
- View daily tide tables
- Select a date on the calendar
- Compare high and low tide times
- Information on the lunar calendar and moon phases
- Guide to tide terms such as spring tides and neap tides
Please refer to the daily tide information when planning fishing or mudflat experience schedules.
4. Sea Weather and Ocean Information
You can check not only the tides but also the surrounding sea weather.
- Sea weather by region
- Temperature and probability of precipitation
- Wind direction and speed
- Wave height and marine information
- Sea surface temperature
- Standard time for weather information
※ Some items in weather and ocean information may not be displayed depending on the provider's observation point, forecast area, and data coverage range.
5. Sea Fishing Information
Check all the information you need to prepare for sea fishing in one place.
** - Tide Tables by Fishing Region
- Tide Forecast for Scheduled Trip Dates
- Wind and Wave Height Information
- Comparison of High and Low Tide Times
- Fishing Preparation Guide
- Save Fishing Areas of Interest
This information can be used as a reference when planning sea fishing trips, such as breakwater fishing, rock fishing, or boat fishing.
※ Please note that actual fishing feasibility or safe trip conditions cannot be determined solely from tide and weather information.
6. Information on Sea Foraging and Mudflat Experiences
When planning sea foraging or mudflat experiences, please check the low tide times and tide level changes.
- Tide Tables for Sea Foraging Areas
- Checking Low Tide Times
- Tide Level Changes by Date
- Preparations for Mudflat Experiences
- Safety Rules for Sea Foraging
- Guide to Entry and Collection Restrictions by Region
Sea foraging and mudflat experiences can be dangerous depending on tides, weather, terrain, and access restrictions. Please be sure to check on-site safety information and official guidelines from relevant authorities.
** 7. Search Regions and Save Interest Areas
You can conveniently manage the regions you check frequently.
- Search by region name or port name
- Explore West Sea, South Sea, East Sea, and Jeju regions
- Save Interest Areas
- Check recently searched regions
- Re-check tide times for interest areas
8. How to Read Tide Tables and Beginner's Guide
We provide guidance to help users who are new to tide tables understand key terms.
- How to read tide tables
- The difference between high tide and low tide
- What is a tide forecast? - Meaning of Tide Level and Tidal Range
- Difference between Spring Tide and Neap Tide
- Relationship between Tides and Sea Fishing
- Precautions for Sea Foraging and Mudflat Experiences
This app is useful for:
- Those who want to quickly check today's tide table
- Those who want to check high and low tide times before heading out for sea fishing
- Those searching for tides in the West Sea, South Sea, East Sea, and Jeju
- Those preparing for sea foraging or mudflat experiences
- Those who want to check sea weather, wind speed, wave height, and water temperature together
- Those checking daily tidal changes using tide calendars and tide level graphs
- Those who want to refer to marine information while preparing for a sea trip
Official Information Source
This app is an independent information service created using publicly available marine and meteorological information provided by public institutions.
1. Korea Hydrographic and Oceanographic Agency
https://www.khoa.go.kr/
Tide forecasts, high and low tides, tide levels, and ocean information
2. Korea Hydrographic and Oceanographic Agency Ocean Rider Information Service (Ocean Rider)
https://www.khoa.go.kr/oceangrid/
Ocean observation and tide-related information
3. Korea Meteorological Administration (KMA) Weather Rider
https://www.weather.go.kr/
Weather forecasts, wind speed, precipitation, marine weather, and weather advisories
4. Public Data Portal
https://www.data.go.kr/
Public agency ocean and weather information APIs and related public data
5. Korea Coast Guard
https://www.kcg.go.kr/
Guide to safety for mudflat experiences and tidal foraging, and marine safety information
※ The actual data applied may vary depending on the disclosure scope and API provision items of each provider agency.
Information on Unofficial Government Agency Apps
This app is not an official app developed or operated by the Government of the Republic of Korea or any public agency.
This service is not affiliated with the Korea Hydrographic and Oceanographic Agency, the Ministry of Oceans and Fisheries, the Korea Meteorological Administration, the Korea Coast Guard, or other government agencies, nor is it operated under official approval or guarantee from such agencies.
It is an independent private service that provides information using publicly available data from public institutions; it does not represent government agencies or act as an agent for official marine forecasting or safety management duties.
Please verify accurate official information directly on the relevant agency's website.
Disclaimer and User Guide
1. The tide tables, high and low tides, tidal forecasts, and marine weather information provided in this app are intended for general information provision and reference for schedule planning.
2. Tidal and weather forecasts are predictive information, and actual sea level heights and marine/on-site conditions may differ due to the influence of weather, topography, and other factors.
3. Marine observation data and forecast data differ from each other, and discrepancies with the latest on-site conditions may occur depending on the data provision time and update cycle.
4. This app does not guarantee safety for fishing, mudflat foraging, tidal flat experiences, marine activities, or access to the coast.
5. Whether tidal foraging is possible, access to the coast is permitted, and the suitability of fishing activities must be verified by comprehensively considering on-site weather, tides, topography, control information, and relevant laws.
6. Before departing, tidal foraging, mudflat experiences, or other marine activities, please be sure to check official information from relevant agencies such as the Korea Meteorological Administration, the Korea Hydrographic and Oceanographic Agency, and the Korea Coast Guard.
7. Some information may not be provided or may be delayed depending on the system status or data updates of the API provider.
8. The information in this app must not be used for professional marine safety judgments or as a substitute for official weather or ocean warnings.
This app is an independent marine information service provided to allow you to check nationwide tide tables and sea weather more easily and conveniently.
Check nationwide tide tables, high and low tide times, tidal forecasts, and marine weather, and explore information on sea fishing and shore foraging.