"From Saturday evening, patches of mist and fog will develop - hinting at the unsettled conditions on the horizon". Lowest temperatures should be -2° to +2° with frost in places. Highest temperatures will be 9° to 12°.
Met Éireann has warned that despite the fact that temperatures are set to reach 19 degrees in some parts of the country today, we could also be in line for some snow over the Easter weekend.
Friday will be a dry day with widespread sunshine. It will be mostly dry with some sunshine in places today, Saturday and Easter Sunday - the best of the sunshine in the north and west. Highest temperatures of 10 to 13 degrees, again coolest along the north and east coast due to a light north to northeast breeze.
SATURDAY NIGHT: Saturday night will be dry with clear spells, but cloud will increase in the northwest towards morning.
However, despite the low temperatures expected in the coming days, the Met Office said the more notable weather was actually the recent warm spell, which saw temperatures reach up to 24.5C in some places in mainland United Kingdom earlier this week.
Ireland is set for a balmy opening to the Easter weekend but an Arctic weather front will bring cooler conditions and rain showers from Sunday. It will be cloudier further north.
"Afternoon temperatures will range from 8C to 13C but it will gradually become much colder from the northwest during the evening, so some falls of sleet will be possible in Ulster". Sunday brings strong to gale winds, a band of rain crossing from north, clearing to showers, these turning wintry to all levels late Sunday and through Easter Monday.
"Sunday night will be cold and breezy. The south and east will likely remain drier but still cold with a lower chance of wintry showers", said Mark Sidaway, deputy chief meteorologist". Some wintry showers may develop overnight on north-facing coasts. Highest temperatures of 4 to 8 degrees with fresh, gusty northerly winds. Highest temperatures will be 5° to 8° with light to moderate west to northwest winds.
Taiwan train crash kills 41 in deadliest rail tragedy in decades
The island's worst crash in recent history was in 1991, when 30 passengers were killed and 112 injured after two trains collided. Reportedly, the Taroko Express is one of the fastest train services in Taiwan and typically travels at around 80 miles per hour.