A gas leak outside Phase 1 of the Children's Hospital for Wales in Cardiff has led to two wards being evacuated.
The ground floor of the maternity unit and the antenatal clinic have been evacuated as a precautionary measure, a spokesperson said.
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Today will be dry for most with plenty of sunshine, but also a fresher breeze than recently.
Generally cloudy with fairly persistent rain through this evening, but the cloud and rain will break up overnight with drier conditions.
Wales fans are continuing to celebrate yesterday's historic Euro 2016 win over Northern Ireland, which sees them make the quarter finals.