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    Free Maritime Tool

    Wind Speed Converter & Beaufort Scale

    Convert wind speeds between knots, m/s, and km/h. View the complete Beaufort scale with wave height estimates.

    Free to use
    No signup required
    Instant results

    Enter Wind Speed

    Beaufort Scale Reference

    0
    Calm0 kn
    0m
    1
    Light air2 kn
    0-0.1m
    2
    Light breeze5 kn
    0.1-0.5m
    3
    Gentle breeze9 kn
    0.5-1m
    4
    Moderate breeze13 kn
    1-1.5m
    5
    Fresh breeze18 kn
    1.5-2.5m
    6
    Strong breeze24 kn
    2.5-4m
    7
    Near gale30 kn
    4-5.5m
    8
    Gale37 kn
    5.5-7.5m
    9
    Strong gale44 kn
    7-10m
    10
    Storm52 kn
    9-12.5m
    11
    Violent storm60 kn
    11.5-16m
    12
    Hurricane64 kn
    >14m

    Discover More Sailing Tools

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    Unit Converter

    Nautical and metric conversions

    Phonetic Alphabet

    NATO alphabet and text converter

    OpenSeaMap

    Interactive nautical charts

    Weather Charts

    European weather and wind maps

    Sail Trim

    Sailing optimization guide

    Mayday Emergency

    Distress call generator

    Navigation Calculator

    Course conversion, leeway, and current triangle