![]() ![]() Now scientists studying satellite data of Earth have identified something inside Earth we’ve never seen before: a new type of magnetic wave that sweeps around the surface of our planet’s core, every seven years. Deep below our surface activities, the planet rumbles with activity, from plate tectonics to convection currents that circulate through the hot magmatic fluids far underneath the crust. Giant Magnetic Waves Have Been Discovered Oscillating Around Earth’s Core (Science Alert)Įarth’s interior is a far from quiet place. Welcome to the SWLing Post’s Radio Waves, a collection of links to interesting stories making waves in the world of radio. Radio Waves: Stories Making Waves in the World of Radio Shipping Forecast weather system excercise notes and worksheet. ![]() Web page reproduced with the kind permission of the Met Office Latest inshore waters forecast Beaufort scale The broadcast on Radio 4 also includes the latest available reports of wind direction and force, visibility, sea-level pressure and tendency for approximately 20 stations around the UK. It includes a general synopsis, the forecast of wind direction and force, visibility and weather. ![]() The forecast covers the area up to 12 miles offshore and is for the period up to 1800 the next day. This can be heard on BBC Radio 4 at the end of programmes (approximately 0048), and on BBC Radio 3 at 0535. In addition, some bulletins include a forecast for all UK inshore waters, as distinct from the coastal waters. Latest shipping forecast/gale warning Forecasts for inshore waters If this does not coincide with a news bulletin, the warning will be repeated after the next news bulletin.Ī glossary of terms used in the shipping bulletin In addition, gale warnings are broadcast at the first available programme break after receipt. The bulletins consist of a gale warning summary, general synopsis, sea-area forecasts and coastal station reports. Weather bulletins for shipping are broadcast daily on BBC Radio 4 at the following times: 00 (long wave and FM), 12 (normally long wave only). This is a brief guide to the main terms used in the shipping forecasts that are broadcast on BBC Radio 4, and also as a reference to the main shipping areas (known as the coastal waters) surrounding the British Isles. ![]()
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