
Plan your voyages with confidence using this tidal stream atlas. Covers the Irish Sea and Bristol Channel, showing hourly tide directions and speeds, including neap and spring rates in knots.
Data sheet
Specific References
Master Tidal Currents with Unrivaled Clarity
When navigating the Irish Sea and Bristol Channel, tidal streams are not just a factor—they’re a defining force. This tidal stream atlas transforms complex tidal data into clear, hour-by-hour diagrams, giving mariners the precision needed to navigate safely and efficiently. Whether plotting a course through congested shipping lanes or optimizing fuel consumption for a long-haul voyage, this atlas provides the critical insights required to make informed decisions in real time.
Visualize Tidal Behavior at a Glance
Forget deciphering dense tables or relying on outdated approximations. This atlas presents tidal current directions and speeds in an intuitive, graduated-arrow format, with rates displayed in tenths of a knot for both neap and spring tides. Each page is meticulously organized to show tidal flow patterns hour by hour, allowing navigators to quickly assess conditions for any date. The result? Faster calculations, fewer errors, and a smoother voyage from departure to arrival.
Engineered for the Demands of Commercial Navigation
Designed with input from maritime professionals, this atlas is built to withstand the rigors of life at sea. The lightweight, durable paperback format ensures it remains a reliable reference whether used on the bridge, in the chart room, or during pre-voyage planning. Weighing just 130 grams, it’s easy to store alongside other essential navigation tools, while its compact size makes it ideal for vessels of all sizes—from cargo ships to offshore support vessels.
Optimize Every Voyage with Data-Driven Decisions
Tidal currents in the Irish Sea and Bristol Channel can accelerate or impede progress by hours, directly impacting fuel costs, schedules, and safety. This atlas empowers navigators to align their routes with favorable currents, avoiding counter-flows that increase transit times and fuel consumption. For vessels operating in restricted waters—such as the Severn Estuary or the North Channel—where tidal streams can exceed 3 knots, this level of precision is not just beneficial; it’s essential for safe and efficient operations.
Trusted by Industry Leaders for Over Three Decades
Since its first publication, this atlas has been the go-to reference for commercial shipping fleets, maritime pilots, and offshore operators navigating the waters of northwest Europe. Its fourth edition incorporates the latest hydrographic data, ensuring accuracy and relevance for today’s mariners. Recognized by maritime training institutions and regulatory bodies, it’s a proven tool for enhancing navigational safety and operational efficiency in one of the world’s most dynamic tidal environments.
This tidal stream atlas provides hourly tidal current data for the Irish Sea and Bristol Channel, presented in detailed, graduated-arrow diagrams. It covers neap and spring tide rates in tenths of a knot, with a lightweight paperback format (130 grams) designed for durability and portability. The fourth edition, published in 1992, remains a trusted reference for professional mariners, offering comprehensive coverage of high-traffic areas and complex tidal interactions.
With a legacy spanning over two centuries, this organization is a global leader in hydrographic surveying and maritime data solutions. Renowned for setting the standard in navigational safety, their publications are trusted by commercial fleets, naval forces, and maritime authorities worldwide. Combining cutting-edge technology with meticulous research, they provide the critical data mariners rely on to navigate the world’s oceans with confidence.
The diagrams cover the Irish Sea and Bristol Channel, providing detailed tidal stream information for these regions.
Tidal stream speeds are shown using graduated arrows, indicating mean rates, neap tides, and spring tides in tenths of a knot.
Yes, the atlas allows for tidal stream calculations on specific dates by referencing the mean, neap, and spring tide rates provided.
The atlas weighs 130 grams, making it lightweight and easy to handle.
No, the atlas is only available in English.
This is the 4th edition of the tidal stream atlas, published in 1992.
This atlas is only available in paper format, designed for hands-on navigation planning.
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