Ulster
Issued at: 28 May 2026 17:00
TODAY - Thursday 28th May
Cloud increasing from the southwest, with some light rain and drizzle this evening. Moderate southeasterly breezes, veering southwesterly this evening.
TONIGHT
Mostly cloudy with patches of light rain and drizzle tonight. Lowest temperatures of 11 to 14 degrees in mostly moderate southwesterly winds.
Pollen Forecast
Moderate on Friday and Saturday.
Solar UV Index
High on Friday. Moderate to high on Saturday.
TOMORROW - Friday 29th May
Any lingering patchy rain and drizzle will clear tomorrow morning to leave a largely dry day with plenty of sunny spells. Highest temperatures of 17 to 21 degrees, in moderate southwesterly winds, fresh about the west coast.
National Outlook
Overview: Turning cooler and more unsettled for the Bank Holiday weekend.
Friday night: Mostly dry with long clear spells at first. Cloud will build from the west later in the night with outbreaks of rain in the west by morning. Lowest temperatures of 10 to 13 degrees with mist and fog patches possible in mostly light southerly breezes.
Saturday: Outbreaks of rain in the west will spread eastwards through the morning and turn heavy at times in the afternoon, particularly in the north with a chance of isolated thunderstorms. A clearance to sunny spells and scattered showers will follow for the western half of the country through the evening. Highest temperatures ranging from 15 degrees in the west to 22 degrees in the east with moderate southwesterly winds.
Saturday night: Any rain lingering in the east will clear early on to leave a mostly dry night with some clear spells and isolated light showers. Lowest temperatures of 10 to 13 degrees in mostly light southwesterly breezes.
Sunday: A mix of cloud, sun and scattered showers, with cloudier conditions spreading from the southwest later in the day. Highest temperatures of 15 to 20 degrees, warmest in the east, with moderate westerly winds.
Bank Holiday Monday: Cloudy with showery outbreaks of rain moving eastwards, turning heavy at times especially later in the day. Highest temperatures of 15 to 20 degrees, again warmest in the east, with moderate southwest to west winds.
Further outlook: Continuing unsettled with further rain and showers. Temperatures falling to the mid-teens generally.
Temperature circle (°C): maximum and minimum temperature forecast for each day. Wind symbol (km/h): arrow points in the direction the wind is blowing. The weather and wind icons: for the time of maximum temperature and minimum temperature.