Possible impacts include widespread surface flooding, very difficult travelling conditions, lightning damage, and very poor visibility.

Once the fog clears, it is set to be a nice day, with long spells of summer sunshine developing.

There's a warning of heavy rain and gusty winds with spot flooding and possible disruption to traffic

Met Éireann admitted it was taken by surprise when many woke to heavy snowfall on Friday morning

A nationwide Status Yellow low temperature and ice warning has been extended