A Yellow Warning for wind on Wednesday in the Highlands & Eilean Siar regions has been issued by the UK Met Office.
Already ferry services in the Southern Hebrides have been affected with some cancelled.
The strongest winds will be between 06:00 Wednesday 19 September and 22:00 Wednesday 19 September.
A spell of very windy weather is expected. Gusts of 50-60 mph are possible inland.
Some damage to buildings is possible, such as tiles blown from roofs.
Falling trees or branches are possible
Power cuts may occur, with the potential to affect other services, such as mobile phone coverage