Presented by  

2:00 PM - 5:00 PM

Lee Chesneau

The Surface Pressure Chart Workshop (3-hour workshop)

Vancouver Boat Show
2:00 PM - 5:00 PM - SATURDAY, JANUARY 21, 2017
Room 147 / VIP Room, located on the main field level of BC Place

Seminar Details

This 3-hour reinforcement workshop takes a closer look at & examines more in-depth the surface pressure charts introduced in the prerequisite free seminar “Introduction to the Surface Pressure Chart” . Specifically: Detailed discussion on the various symbols depicted on an at sea-level surface pressure map not covered in the aforementioned free seminar, with a follow up exercise. Determining true wind direction & speed wind barb exercises. Discussion & follow up exercise on being able to identify the specific weather conditions associated with the aforementioned map symbols (cloud types & visibility restricting weather conditions & winds (e.g. true direction & speed). Discussion & follow up exercise on the difference between “Issued” & “Valid” from the U.S. Ocean Prediction Center (OPC) analyses & forecast charts. Discussion & follow up exercise on the 24 -hour interval specific tracking & intensity trends of the surface map’s L’s & H’s pressure centers. Prerequisite: attend the free seminars “Introduction to the Surface Pressure Chart.” ...

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About Lee Chesneau

Lee Chesneau is a senior marine meteorologist, lecturer, & author. He is a graduate from the University of Wisconsin (Madison) where he earned a B.S. Degree in Meteorology.  Lee had a distinguished & extensive career with NOAA’s National Weather Service (NWS) & Satellite Service. He also served as naval officer in the U.S. Navy, a “Route Analyst” for a commercial weather & ship routing company. Today, Lee is an accomplished U.S. Coast Guard certified instructor for basic and advanced meteorology at number of continuing training institutions for professional mariners. He offers the same curriculum to educate & train recreational boaters on becoming self-reliant in their own marine weather knowledge for application in marine weather forecasting & strategic vessel routing.  See his webpage   He can be reached by e-mail: .






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