[quote=Jeffrox;19071][B]SOLAS V,[/B] while it does’t specifically require a ship to carry a barometer, it does spell out times when [U]all ships must[/U] report barometric pressure and barometric tendencies,
[LEFT][B]Regulation 31[/B]
[B]Danger messages[/B][/LEFT]
[B]Regulation 32[/B]
[B]Information required in danger messages[/B][/quote]
When I worked on the Great Lakes we were required to fill out a weather observation sheet every six hours and either fax it or call it in to some Great Lakes NOAA/USCG contact. I believe it was a volunteer program our company was involved in. We had to have a barometer for that but I don’t believe it was a legal requirement…