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OPC pressure forecast valid at 48 hours. The Ocean Prediction Center (OPC), established in 1995, is one of the National Centers for Environmental Prediction's (NCEP's) original six service centers. [1] Until 2003, the name of the organization was the Marine Prediction Center. [2] Its origins are traced back to the sinking of the RMS Titanic in ...
Marine weather forecasting is the process by which mariners and meteorological organizations attempt to forecast future weather conditions over the Earth's oceans. Mariners have had rules of thumb regarding the navigation around tropical cyclones for many years, dividing a storm into halves and sailing through the normally weaker and more ...
All buoys and many C-MAN stations located in offshore areas operate on marine batteries which are charged by solar cells. Sensors are calibrated in wind tunnels or environmental chambers, and later tested with the onboard station microprocessors, called payloads, on test stands at the outside sensor test facility.
A continuous marine broadcast, or CMB, is a marine weather broadcasting service [1] operated by the Canadian Coast Guard. CMBs are programmed from the various Marine Communications and Traffic Services centres on the Atlantic, Pacific and Arctic coasts of Canada , as well as on the coasts of the Great Lakes .
A weather window occurs when weather forecasts indicate that a given set of marine operations or offshore construction activities can be performed within their maximum limits for wave height, wind speeds etc. Critical elements for offshore operations are use of time and expected weather.
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Forecast times are spelled out as digits on the 24-hour clock, for example "two-three-double-O", and barometric pressures are pronounced as whole numbers, for example "a thousand and five". [16] With regard to the timing of weather events, the words "Imminent", "Soon" and "Later" are used and are tightly defined.
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