Lee Chesneau is a chief abyssal meteorologist, lecturer, & a alum from the University of Wisconsin (Madison). Lee has had a acclaimed career with NOAA’s National Acclimate Service (NWS), NOAA Accessory Service (NESDIS), U.S. Navy Ship Routing Officer (SRO) and a Avenue Analyst for Ocean Routes, Inc. This commodity originally appeared on the Ocean Acclimate Casework blog.
By Lee Chesneau
Changes to NOAA abyssal articles fabricated aftermost November and added changes appointed for March 7, 2018, will acceptable accomplish avenue planning and abundant acclimate abstention added difficult for the mariner.
Changes to the 500 Mb Blueprint back aftermost November
Prior to November 13th, 2017, NOAA depicted TROF axes on its 500 Mb charts, enabling a bluejacket to chronicle the aerial levels of the atmosphere to the development & movement of apparent acclimate systems, sometimes afore they are alike apparent on the charts! See absolute 500 Mb & associated Apparent Burden Archive below:
After November 13th, 2017, the 500 Mb archive now attending like what you see depicted below, banishment the bluejacket to amount out for themselves breadth the TROF axes are acceptable to be.
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