Weather maps have pinpointed the coldest spots in Ireland as Met Eireann warn of freezing temperatures.
It is expected that the nights will become very frosty in the later half of the week, with some areas hitting -1 degrees.
However, there will also be lots of dry weather, with plenty of clouds and some patchy rain in Atlantic coastal counties at times.
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Here is your Met Eireann weather forecast for the week ahead:
Monday, 20 November
Fresh and breezy today with a mix of sunny spells and showers. Showers will be fairly widespread this morning, but will become more scattered during the afternoon with good dry spells developing. Maximum temperatures of 10 to 12 degrees. Moderate to fresh and gusty northwest winds will be strong along coasts.
Cold tonight with showers dying out and long clear spells developing. Patches of mist and fog will form as northwest breezes fall light over land. Lowest temperatures of 0 to 4 degrees with frost in places.
Tuesday, 21 November
A cold and dry start on Tuesday with any frost or fog patches clearing during the morning with spells of hazy sunshine developing. Holding dry for the remainder the day but with increasing amounts of cloud. Highest temperatures of 8 to 11 degrees. Light northwest or variable breezes will back southwest by evening time.
Mostly cloudy on Tuesday night with patchy light rain or drizzle developing in western and northwestern coastal counties. Lowest temperatures of 5 to 8 degrees, occurring early in the night. Southwest breezes will increase moderate to fresh in strength on Atlantic coasts.
Wednesday, 22 November
A generally cloudy day on Wednesday with patchy ran or drizzle affecting Atlantic coastal areas at times. However, elsewhere it is expected to be mostly dry with a few sunny interludes likely in the east. A fairly mild day with highest temperatures of 10 to 13 degrees in a moderate southwest breeze, fresh along the Atlantic seaboard. Mild and cloudy on Wednesday night with scattered patches of drizzle. Lowest temperatures of 9 to 12 degrees in moderate to fresh westerly breezes.
Thursday, 23 November
Another predominantly cloudy day on Thursday with patchy rain or drizzle affecting coastal counties of the west and north at times. Elsewhere across the country, there will be lots of dry weather albeit with a good deal of cloud and only limited bright spells. Maximum temperatures of 10 to 13 degrees in a moderate westerly breeze. On Thursday night, it looks set to be mostly cloudy with a few patches of rain or drizzle about and the chance of more persistent rain in Ulster for a time. Minimum temperatures of 7 to 10 degrees in a moderate northwest breeze.
Friday, 24 November
Patchy rain is expected to clear south over Ireland on Friday and it will turn somewhat colder in the north. Highest temperatures of 7 to 12 degrees, mildest in the south.
The weekend
At present there is lots of uncertainty in the forecast for the weekend with the possibility of colder weather extending south over the country.
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