UPDATE (4 p.m.): According to LTU, there are less than 20 traffic lights affected by the storm. Those lights are flashing ...

Between now and the time the warning lapses, Met Éireann is warning of difficult travelling conditions, localised flooding, and lightning damage ...

A yellow thunderstorm warning will come into force this morning - with heavy rain, lighting and hail set to hit parts of southern England. "A thunderstorm warning has been issued for southern counties ...