Maritime English
Meteorology

What is Fog Patch Advisory?

Fog Patch Advisory Notice to mariners of localised fog banks that may suddenly reduce visibility and require speed reduction or additional lookout.

Source: IMO SMCP, STCW Convention, SOLAS, COLREG

How is “Fog Patch Advisory” Used in Practice?

VTS Helsinki to tanker Aurora: fog patch advisory for west fairway, reduce speed to six knots and report visibility each mile, over.

Certification Exam Relevance

STCWMarlins TestISF WatchkeeperGMDSS

Who Needs to Know This Term?

  • Deck Officers
  • Engine Officers
  • Masters

Related Maritime English Terms

Reduced Visibility WarningFrontal Passage WarningMist Formation AdvisorySea State Report

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Frequently Asked Questions

What is Fog Patch Advisory?

Notice to mariners of localised fog banks that may suddenly reduce visibility and require speed reduction or additional lookout.

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