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Latest marine observations for M4

See map showing observing sites

The graphs below show the latest marine observational data for M4.

See map showing location of observing sites

Temperature (°C) and weather

Wind speed (knots)

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Visibility (Nautical Miles)

Visibility (n miles)

Pressure (hPa)

Wave height (metres)

Last updated: 0935 on Mon 22 Mar 2010

Surface pressure forecast

Produced daily around 0730 UTC.

Guide

Guide to marine forecasts

Radio broadcast times

Related internet links

Safety Of Life At Sea (SOLAS)

Maritime and Coastguard Agency (MCA)

Navigation warnings

Royal National Lifeboat Institution (RNLI)

Royal Yachting Association (RYA)

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