---
title: "SIGMET — aviation glossary — OnlyPlanes"
description: "A weather advisory issued concerning weather significant to the safety of all aircraft."
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> Index of every page on this site: [llms.txt](https://onlyplanes.ru/llms.txt)

Operations

# SIGMET

WS

TERM · Operations

At a glance

## Meaning of SIGMET

A weather advisory issued concerning weather significant to the safety of all aircraft.

### More about SIGMET

A weather advisory issued concerning weather significant to the safety of all aircraft. SIGMET advisories cover severe and extreme turbulence, severe icing, and widespread dust or sandstorms that reduce visibility to less than 3 miles.

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