Glossary
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TermDefinition
- General Nautical Terminology, Weather (Meteorology) North Utsire
Sea area of the Met Office Shipping Forecast. Located in the northern North Sea, adjacent to Utsira Island off the west coast of Norway.
Derived...
More Details - General Nautical Terminology, Navigation Notice to Mariners (NM)
A Notice to Mariners is an official publication issued by maritime authorities to provide important information and updates regarding...
More Details - Abbreviation, General Nautical Terminology Not Under Command (NUC)
A ship that, due to exceptional circumstances, is unable to manoeuvre as required by the International Regulations for Preventing Collisions at...
More Details - Phonetic Alphabet, Signals & Communication November
Pronounced: no-VEM-ber
The term for the letter N in the NATO Phonetic Alphabet.
- Abbreviation, General Nautical Terminology NUC
A ship that, due to exceptional circumstances, is unable to manoeuvre as required by the International Regulations for Preventing Collisions at...
More Details - Flag / Pennant, Signals & Communication Numeral 4 (Flag Pennant)

The flag represents the numerical value of four.
- Flag / Pennant, Signals & Communication Numeral 5 (Flag Pennant)

The flag represents the numerical value of five.
- Flag / Pennant, Signals & Communication Numeral 6 (Flag Pennant)

The flag represents the numerical value of six.
- Flag / Pennant, Signals & Communication Numeral 7 (Flag Pennant)

The flag represents the numerical value of seven.
- Flag / Pennant, Signals & Communication Numeral 8 (Flag Pennant)

The flag represents the numerical value of eight.
- Flag / Pennant, Signals & Communication Numeral 9 (Flag Pennant)

The flag represents the numerical value of nine.
- Flag / Pennant, General Nautical Terminology, Signals & Communication Numeral Pennant
A triangular flag used in maritime signalling to represent numerical digits, typically in conjunction with other signal flags.
A numeral...
More Details - Flag Semaphore, Signals & Communication Numerals-Numbers Follow (Flag Semaphore)

This flag semaphore signal indicates a change from letters to numbers (Numbers Follow), indicating that the signaller will be using the...
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