Tag Archives: Weather Routing

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 , , , | Leave a comment

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

Posted in Meteorology, Weather Routing, Weather Wisdom | Tagged , , , , , , , , , | Leave a comment

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 , , , , | Leave a comment

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 , , , | 2 Comments

Storm low over the south-central North Atlantic

A deep 987mb low over the central North Atlantic at 33N latitude is producing winds 35-50 knots with seas to 34 feet (10.4 meters) west of the center.  The low is forecast to slowly drift towards the southeast and gradually … Continue reading

Posted in Ocean Storms, Weather Routing | Tagged , , , , | Leave a comment

Hurricane Force Storm to affect westbound North Atlantic Shipping

  A developing 1017 mb off the US East Coast will move northeast and deepen rapidly over the next 48-72 hours with winds reaching storm to hurricane force within the next 36-48 hours then deepening to 936 mb in 72 … Continue reading

Posted in Ocean Storms | Tagged , , , , | Leave a comment

West Pacific stormtracks may delay westbound shipping

Strong Arctic high pressure building over Siberia eastward will suppress stormtracks far to the south across the western North Pacific during the next several days.  This will likely result in delays to west-bound traffic from the Panama Canal to Far … Continue reading

Posted in Meteorology, Ocean Storms, Weather Routing | Tagged , , | Leave a comment

Strong High Pressure over Northeast Atlantic

Strong high pressure during the next couple of days over the northeastern North Atlantic will drift slowly towards the S-SE keeping low pressure systems near or southward of 40N latitude.  This will open up an opportunity for great circle weather … Continue reading

Posted in Meteorology, Weather Routing | Tagged , , | Leave a comment

Hurricane force storm expected Central and Eastern North Pacific

A rapidly deepening low over the west-central North Pacific  by Monday will reach hurricane force by 00 UTC 01 March over the central North Pacific before moving ENE over the eastern North Pacific during the 2nd with storm force or … Continue reading

Posted in Ocean Storms | Tagged , , , | Leave a comment

Was the hurricane force storm off the US East Coast forecast correctly last weekend?

The 168,666 ton Anthem of the Seas departed Bayonne, New Jersey last Saturday  with about 4,500 guests and 1,600 crewmembers for a scheduled 7-day roundtrip to the Bahamas.  During Sunday the vessel was sailing southward to a schedule port call at Port Canaveral, … Continue reading

Posted in Ocean Storms, Weather History | Tagged , , , , , | Leave a comment