Shipping Forecast in Rockall, Malin, Hebrides, Bailey, and Fair Isle"). This sometimes follows the opposite format (e.g., "There are warnings of gales in all areas except Biscay, Trafalgar and FitzRoy"). The "General Synopsis" follows, giving the position, pressure (in millibars) and track of pressure areas (e.g., "Low, Rockall, 987, deepening rapidly, expected Fair Isle 964 by 0700 tomorrow"). Each area's forecast is then read out. Several areas may be combined into a single forecast where the conditions are expected to be similar. Wind direction is given first, then strength (on the Beaufort scale), followed by precipitation, if any, and (usually) lastly visibility.
Shipping Forecast of these broadcasts has led to their attracting an audience much wider than that directly interested in maritime weather conditions. In August 2017, Radio 4 celebrated the service's 150th anniversary. In October 1859, the steam clipper "Royal Charter" was wrecked in a strong storm off Anglesey; 450 people lost their lives. Due to this loss, Vice-Admiral Robert FitzRoy introduced a warning service for shipping in February 1861, using telegraph communications. This remained the United Kingdom's Met Office primary responsibility for some time afterwards. In 1911, the Met Office began issuing marine weather forecasts which included gale and storm warnings via