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Nav Night at the Boathouse III
May 20, 2025 @ 6:00 pm - 7:30 pm

Session III – Other Environmental Variables
Develop realistic Beaufort scale for yourself.
USCG / NCAR, National Weather Service weather levels
Beaufort wind scale. Wind speed correlation to observed sea & land conditions.
Determining Tidal Flood & Ebb, max and slack
Clouds, Fog, Dew Point
Lightning & the 30 – 30 Rule
Determining Tidal Flood & Ebb, max and slack
The full Nav Night series outlines can be found here.
This is a free progressive series of four navigation sessions with Tom Bergh. Join us in the Boathouse on Peaks Island!
RSVP to lizmikco@gmail.com, so we can keep you updated and informed of any changes. See you there!