As rain continues to move in overnight temperatures will be relatively milder with lows of 2 to 6 degrees in moderate southeast winds.
Mist and fog will linger in places, but it will remain generally dry for the earlier half of the day, with brighter breaks further east.
Through the afternoon, rain and drizzle will feed in over western counties and gradually clear eastwards overnight and into Monday morning.
Highest temperatures of 6 to 9 degrees in light to moderate southeasterly winds.
As rain continues to move in overnight temperatures will be relatively milder with lows of 2 to 6 degrees in moderate southeast winds.
Sunday Night: Rather cloudy with outbreaks of rain and a southerly breeze.
More persistent rain will move into western parts later in the evening with light outbreaks of rain elsewhere.
Lowest temperatures of 1 to 4 degrees.
Subscribe or register today to discover more from DonegalLive.ie
Buy the e-paper of the Donegal Democrat, Donegal People's Press, Donegal Post and Inish Times here for instant access to Donegal's premier news titles.
Keep up with the latest news from Donegal with our daily newsletter featuring the most important stories of the day delivered to your inbox every evening at 5pm.