What is Heavy Rain Warning?
In this glossary, Heavy Rain Warning refers to: GMDSS meteorological message signalling precipitation rate ≥ 50 mm in 6 h, causing reduced visibility and risk of runoff.
How is Heavy Rain Warning used in maritime?
In maritime communication, this term appears in contexts such as: "Darwin Radio transmits heavy rain warning valid for Arafura Sea; visibility expected less than two cables in squalls."
Why does Heavy Rain Warning matter in maritime?
Heavy Rain Warning matters because it supports clear communication in Meteorology contexts for Deck Officers, Engine Officers, and Masters. It also connects to aviation training and exam language such as STCW, Marlins Test, ISF Watchkeeper, and GMDSS.
Who uses Heavy Rain Warning?
Heavy Rain Warning is mainly used by Deck Officers, Engine Officers, and Masters.
What category does Heavy Rain Warning belong to?
In this glossary, Heavy Rain Warning is grouped under Meteorology. Related pages in this category explain adjacent procedures, commands and operational concepts.
Where does this definition come from?
This definition is sourced from IMO SMCP, STCW Convention, SOLAS, COLREG and published by Protermify Maritime as a static maritime reference page.