Outlook

SUMMARY: Turning colder for the rest of the week with widespread frosts at night. Showery conditions, with falls of rain, sleet and hail. Good sunny spells too. Wednesday night: Rain along eastern coasts at first, with some sleet and snow on high ground in the Irish Sea. Scattered blustery showers, mainly in the western half of the country will also turn wintry at times overnight. A frost will set in with good clear spells and lowest temperatures of -2 to +2 degrees in a light to moderate westerly wind, fresher on western and southern coasts. Thursday: A cool day with good sunny spells. Widespread showers over the western half of the country, more scattered further east will bring a risk of hail and some wintry falls. Highest temperatures of 4 to 7 degrees in mainly moderate westerly winds. Thursday night: Showers will become mostly confined to northern and western coastal counties overnight as westerly winds ease. Lowest temperatures of -1 to +1 degrees. Friday: Good sunny spells generally, but staying cloudier in the south. Showers most frequent along Atlantic coastal counties with well scattered showers further inland. Highest temperatures of 3 to 6 degrees in light or near calm conditions. Turning very cold through the evening with a widespread frost setting in. Showers will continue in the northwest overnight. Lowest temperatures of -4 to -1 degrees in light breezes allowing fog to develop. Weekend: Remaining cold over the weekend with sunny spells and scattered showers with wintry falls. Highest temperatures ranging from 2 to 6 degrees. Widespread frost both nights with temperatures dropping to -4 degrees in places.