Winds of up to 80mph (130kmph) have been forecast for parts of Scotland.
The Met Office has issued a “be prepared” warning for the south and central Scotland and a “be aware” warning for the rest of the country.
Ferry operators Caledonian MacBrayne and NorthLink have warned of cancellations and delays to services because of the weather.
Sailings affected include Oban to Coll and Tiree, Wemyss Bay to Rothesay and Barra to Eriskay.
The Met Office said winds should ease by evening.
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