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Tag Archives: Weather Routing
Ship and Yacht Weather Routing Services
Ocean weather routing (Optimum ship routing) provides for a “best route” for ocean transits based on the existing weather forecasts, ship characteristics, ocean currents and special cargo requirements. Continue reading
Gulf of Tehuantepec Gales
The onset of winter brings frequent cold outbreaks across the central and eastern US that can often result in sudden gale to storm force winds over the Gulf of Tehuantepec. The northerly winds that funnel through gaps in the Sierra Madre Mountains and spill out over the Gulf of Tehuantepec and out over the eastern North Pacific. Continue reading
Capsizing and Sinking of Barge Dredge200 and Loss of Workboat R.E. Pierson 2 Pushed by Tugboat Big Jake
The National Transportation Safety Board (NTSB) has determined that the probable cause of the capsizing and sinking of the Dredge200 and the R.E. Pierson 2 in December 2, 2018 was the decision by the tow captain and owner to attempt … Continue reading
Posted in Marine casualty, Weather History
Tagged Marine Casualty, US East Coast, Weather Routing
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Hurricane Force storms over North Atlantic Shipping Lanes
A strong 500 mb jet is setting up west to east across the North Atlantic over the next couple of days near 40N latitude. This will favor strong storm development across the main North Atlantic shipping lanes. Expecting storm to … Continue reading
Posted in Meteorology, Ocean Storms, Weather Routing
Tagged Hurricane Force, North Atlantic, Ocean Weather, Storm, Wave height, Weather Routing
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Use of the 500 mb Chart at Sea
The 500mb forecast chart is an excellent tool for mariners to estimate where to anticipate the heaviest sea and swell conditions as well as a guide to the expected surface storm tracks and intensities. The closer the height contours on … Continue reading
Posted in Meteorology, Weather Routing, Weather Wisdom
Tagged 500 mb Chart, North Pacific, Weather Routing, Weather Wisdom
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What is Weather Routing Vs. Vessel Performance Monitoring?
Optimum ship routing is the art and science of developing the “best route” for a ship based on the existing weather forecasts, ship characteristics, ocean currents and special cargo requirements. Vessel performance monitoring services allow a ship operator, owner or charterer to get a daily performance analysis regarding a vessel’s speed and fuel consumption based on the charter-party specifications and the actual weather and currents encountered. Continue reading
Posted in Weather History, Weather Routing, Weather Wisdom
Tagged Vessel Performance, Weather Routing
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URGENT “Notice to Mariners” – Changes to NOAA marine products effective March 7th, 2018
By Lee Chesneau Lee is a senior marine meteorologist, lecturer, & a graduate from the University of Wisconsin (Madison). Lee has had a distinguished career with NOAA’s National Weather Service (NWS), NOAA Satellite Service (NESDIS), U.S. Navy Ship Routing Officer … Continue reading
Posted in Meteorology, NOAA Marine Products, NOAA OPC, Weather Routing
Tagged NOAA OPC, Notice to Mariners, Weather Routing, Weather Wisdom
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High Wind and Wave Events Crossing the Gulf Stream
Crossing the Gulf Stream where ocean currents can exceed 2 knots takes some skill and if you try in under certain weather conditions, could be dangerous for any size vessel. High wind and wave events can occur under certain conditions … Continue reading
Hurricane Force Storm Forecast for Central North Atlantic
A weak low will move off the USEC near Cape Hatteras Saturday evening then move eastward and deepen rapidly and develop storm to hurricane force winds of 55-70 knots and seas to 9 meters (30 ft) south and southwest of … Continue reading
Posted in Ocean Storms, Weather Routing
Tagged Hurricane Force, North Atlantic, Storm, Wave height, Weather Routing
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Omega Block developing over eastern North Atlantic
The current North Atlantic upper-air pattern is developing an Omega block over the northeastern North Atlantic. This pattern gets its name because this upper air pattern looks like the Greek letter omega (Ω). Omega blocks tend to have two cut-off … Continue reading
Posted in Meteorology, Weather Routing
Tagged North Atlantic, omega, omega block, Weather Routing
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