Heavy rain and strong winds from Storm Babet are causing major transport disruption.
In Scotland, several major road sections and rail routes are closed, while air passengers are being hit by flight cancellations.
Traffic Scotland said flooding has forced the closure of the A85 at Huntingtower near Perth and the A90 between Myrekirk and Swallow roundabouts, Dundee.
The A9 Jubilee Bridge near Dunkeld, Perthshire is shut due to adverse weather conditions, while fallen trees are blocking the A90 between Ellon and Bogbrae, Aberdeenshire; and the A7 at Langholm, Dumfries and Galloway.
Drivers are also being advised to take care when crossing several bridges in Scotland, including the A898 Erskine Bridge, West Dunbartonshire; the M90 Queensferry Crossing between Edinburgh and Fife; and the A87 Skye Bridge.
ScotRail said train services remain suspended on several routes in north and north-east Scotland.
No trains are running between Aberdeen and Elgin; Edinburgh and Aberdeen via Fife; Perth and Aberdeen via Dundee; Dunblane and Perth; Perth and Aviemore; and Tain and Wick/Thurso.
All Fife Circle services are also suspended, impacting services between Glasgow Queen Street and Aberdeen/Inverness; and Edinburgh Waverley and Aberdeen/Inverness.
National Highways said the A15 Humber Bridge between North Lincolnshire and East Yorkshire is closed in both directions to ‘high-sided and vulnerable vehicles’ due to strong winds. Diversion routes have been created.
Nine departures and seven arrivals were cancelled at Aberdeen Airport today. Dozens of flights were axed yesterday.
Scottish regional airline Loganair has cancelled dozens of flights due to the weather.