Ulster
Issued at: 04 April 2026 16:30
TODAY - Saturday 4th April
Very windy for a time with strong or very strong and gusty southerly winds due to Storm Dave. Strong onshore winds will increase the risk of wave overtopping and coastal flooding in low-lying areas. Outbreaks of heavy rain, which will lead to spot flooding, will gradually clear to scattered showers this evening. Winds will veer west to northwest with the clearance and ease somewhat.
TONIGHT
Windy at first tonight with fresh and gusty west to northwest winds, which will back west to southwest and moderate. Winds will remain strong near some coasts. A mix of cloud and clear spells overnight with scattered showers. Some showers may fall as hail with a risk of sleet on higher ground. Chilly with lowest temperatures of 0 to 3 degrees and patchy frost, mainly in sheltered spots.
Pollen Forecast
High Sunday and Monday.
Solar UV Index
Low to moderate Sunday and Monday.
TOMORROW - Sunday 5th April
Bright and breezy on Easter Sunday with scattered showers and sunny spells. Some may fall as hail with a risk of sleet on higher ground. The showers will become more isolated through the afternoon. Highest temperatures of 7 to 9 degrees in moderate to fresh and gusty west to southwest winds, strong at times near windward coasts, easing towards evening.
National Outlook
Outlook: Staying unsettled into next week with wet and breezy weather at times. Brighter interludes will develop at times with sunny spells.
Sunday night: Dry for most to start with clear skies. Cloud will increase from the west overnight with outbreaks of rain and drizzle moving in over Atlantic coastal parts towards morning. Lowest temperatures of 0 to 4 degrees, however temperatures will increase with the arrival of the cloud. Light to moderate southerly winds.
Monday: Windy and generally dry to start the week apart from patchy outbreaks of light rain and drizzle. Brighter spells will develop at times later through the afternoon. Feeling mild with highest temperatures of 10 to 13 degrees, with fresh to strong southerly winds.
Monday night: Dry with long clear spells early on in the night. Towards morning cloud will start to increase from the southwest bringing scattered showers. Lowest temperatures of 5 to 9 degrees in light to moderate southeast winds, strong along Atlantic coasts.
Tuesday: A rather wet day with showery outbreaks of rain moving northeastwards throughout the day. Feeling mild and humid with highest temperatures of 12 to 16 or 17 degrees in light to moderate south to southeast breezes.
Wednesday: Cloudy but becoming brighter through the morning with the chance of some hazy sunny spells developing. Dry for most apart from isolated showers in the east. Cloud will start to increase from the west again later in the evening with outbreaks of rain and drizzle. Highest temperatures of 12 to 17 degrees, cooler further west.
Further outlook: High pressure becomes established to the south on Thursday allowing a brief reprieve, however, it moves eastwards again from Friday with further spells of unsettled weather moving in from the Atlantic.
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.