A night of wild weather saw the Severn Bridge close because of strong winds, trees down and two flood warnings.
One lane of the bridge has now reopened.
Capel Curig recorded the strongest wind in the UK at 68 knots, 78 mph.
In Rhondda Cynon Taff the A4059 was closed because of a fallen tree between AberCynon Roundabout and Upper Forest Level. It reopened later.
The Environment Agency says there are two flood warnings in force for the Conwy and Dyfi Valleys.
In Powys train services between Machynlleth and Newtown have been suspended because of flooding. A replacement bus service is running.
The fire services say there have been isolated incidents of flooding in Pontardawe, Bettws in Newport and Llan Ffestiniog.
Coastguards say there were winds of storm force 10 in places and a yellow 'be aware' warning of strong winds remains until this evening.
The Met Office says large waves will hit parts of the coast.
It says given the unseasonable nature of the winds, the public should be aware of the potential for disruption to transport and outdoor activities.