Safety

Use Seyva to plan, never to guarantee.

Coastal conditions can change faster than a forecast. A green result is not a declaration that the water is safe.

Before you go

Know the local risks

Offshore winds, rip currents, cold-water shock, poor visibility, boat traffic, submerged hazards and rapidly moving tides may not be captured by the result shown here. Local knowledge matters.

In an emergency

At the UK coast, call 999 and ask for the Coastguard. Do not enter the water to attempt a rescue unless trained and equipped to do so.

Important: Seyva is not an emergency, navigation, lifeguarding, medical or professional forecasting service.

Weather and tide data

Weather information is provided for general informational purposes only. Forecasts and conditions are probabilistic and may not be accurate for your specific location or time. Do not use this data as the sole basis for decisions involving personal safety, marine navigation, emergency planning or other safety-critical activities. Always consult official meteorological services and relevant authorities where accuracy is critical.

Tide predictions are also informational and are not suitable for navigation.

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