Ulster
Issued at: 04 April 2026 05:30
TODAY - Saturday 4th April
Storm Dave will track near our west Atlantic coast today bring very windy and wet weather. Southerly winds, veering southwesterly will strengthen to very strong and gusty throughout the day. Strong onshore winds, coinciding with high tide will increase the risk of wave overtopping and coastal flooding.\n\nOutbreaks of rain and drizzle will move northwards throughout the morning. Over high ground, there is a possibility that precipitation may fall as sleet or snow early on. A band of more persistent and heavy rain will spread from the west through the afternoon, with spot flooding possible. A clearance to scattered showers will develop later in the evening. Highest temperatures of 8 to 10 or 11 degrees.
TONIGHT
Windy with scattered showers, with the chance of some falling as hail or sleet on higher ground. Drier conditions will develop overnight with long clear spells. Towards morning, scattered showers will develop from the west. Chilly overnight with lowest temperatures of 0 to 2 degrees in moderate to fresh southwest winds, gradually veering westerly and easing overnight, but staying strong along Atlantic coasts.
Pollen Forecast
High.
Solar UV Index
Low, moderate under clear skies.
TOMORROW - Sunday 5th April
Bright and breezy with scattered showers and sunny spells. Some showers may fall as sleet or hail on higher ground early on. The showers will become more isolated through the afternoon. feeling crisp with highest temperatures of just 7 to 9 degrees in moderate to fresh westerly winds.
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.