Flag
|
Letter
|
Meaning
|
 |
Alfa
|
|
 |
Bravo
|
 |
I am taking on, discharging, or carrying dangerous cargo |
|
 |
Charlie
|
 |
"Yes" or "affirmative" |
|
 |
Delta
|
 |
I am maneuvering with difficulty; keep clear |
|
 |
Echo
|
 |
I am altering my course to starboard |
|
 |
Foxtrot
|
 |
I am disabled, communicate with me |
|
 |
Golf
|
 |
I require a pilot |
|
 |
Hotel
|
 |
I have a pilot on board |
|
 |
India
|
 |
I am altering my course to port |
|
 |
Juliet
|
 |
I am on fire and have dangerous cargo; keep clear |
|
 |
Kilo
|
 |
I wish to communicate with you |
|
 |
Lima
|
 |
You should stop your vessel immediately |
|
 |
Mike
|
 |
My vessel is stopped (Not international but commonly used: Doctor on board) |
|
 |
November
|
 |
"No" or "negative" |
|
 |
Oscar
|
 |
Man overboard |
|
 |
Papa
|
 |
All personnel return to ship; about to sail - the Blue Peter |
|
 |
Quebec
|
 |
Ship meets health regs; request clearance into port |
|
 |
Romeo
|
 |
None (previous meaning: The way is off my ship. You may feel your way past me) |
|
 |
Sierra
|
 |
I am moving astern |
|
 |
Tango
|
 |
Keep clear (Not international but commonly used: Request for club launch) |
|
 |
Uniform
|
 |
You are standing into danger |
|
 |
Victor
|
 |
I require assistance (not distress) |
|
 |
Whiskey
|
 |
I require medical assistance |
|
 |
Xray
|
 |
Stop carrying out your intentions and watch for my signals |
|
 |
Yankee
|
 |
I am dragging anchor |
|
 |
Zulu
|
 |
I require a tug |
|
 |

 |
N + C
|
 |
There are many flag combinations with additional meanings. Here's one that we hope you won't have to use:
I am in distress |
|
 |
 |
Diver
Down
|
 |
The red flag with white diagonal stripe, while not international, is commonly used to indicate a diver in the water. Many states now require this flag. It is usually exhibited on a float to mark the diver's approximate location whereas the "A" flag should be used on the vessel. |
|