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Entry: Yellow

stable

URI: http://codes.wmo.int/iwxxm/AviationColourCode/YELLOW    

Volcano is experiencing signs of elevated unrest above known background levels. Or, after a change from higher alert level: Volcanic activity has decreased significantly but continues to be closely monitored for possible renewed increase.

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is a Concept
submitted byamilan17

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date submitted 20 Nov 2025 08:36:30.751
definition
entity Yellow
source graph graph

description Volcano is experiencing signs of elevated unrest above known background levels. Or, after a change from higher alert level: Volcanic activity has decreased significantly but continues to be closely monitored for possible renewed increase.
item class Concept
label Yellow
notation YELLOW
register aviation colour code
status status stable
submitter
account name https://api.github.com/users/amilan17
name amilan17

type register item
version info 2
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Definition

description Volcano is experiencing signs of elevated unrest above known background levels. Or, after a change from higher alert level: Volcanic activity has decreased significantly but continues to be closely monitored for possible renewed increase.
label Yellow
notation YELLOW
type Concept
version info 2025 2