The Met Office has issued a yellow 'Be Aware' warning of wind for tomorrow (Wednesday), valid from 3am until 3pm.
West to northwesterly severe gales are expected for a time on Wednesday, bringing gusts of 65-70 mph and locally 75-80 mph over parts of the Northern Isles.
This may to lead to some disruption to road, air and ferry transport.
UPDATE 1120 - CalMac have warned that there is a heightened possibility of disruption to tomorrow's 07:00 sailing from Stornoway and the 10:30 sailing from Ullapool due to high winds forecast.
Due to high winds there is also a heightened possibility of disruption to the 22:30 (21/02) and the 03:00 (22/02) freight ferry sailings.