http://www.srh.noaa.gov/oun/?n=safety-severe-checklist
http://www.weather.gov/media/sgf/research/severe_weather_checklist.pdf
http://charlotte.ifas.ufl.edu/publications/Hurricane_Severe_Weather_Checklist_Boaters.pdf
http://nsgl.gso.uri.edu/flsgp/flsgpg80004.pdf
https://www.boat-ed.com/canada/studyGuide/If-Caught-in-Severe-Weather-Prepare-Your-Boat-and-Passengers/101199_700084101/
SafetyPlan