Ulster
Issued at: 10 December 2025 06:00
TODAY - Wednesday 10th December
Early morning heavy showers (chance of hail and isolated thunderstorms) will become confined to northern parts of Ulster by around midday, giving way to sunny spells and mostly dry conditions for the rest of the day. A breezy day with highest temperatures of 8 to 11 degrees, in fresh southwesterly winds, stronger near Atlantic coasts.
TONIGHT
Breezy tonight but overall dry with long clear spells. Towards morning, some rain will begin to show up in Atlantic coasts with strengthening southerly winds. Lowest temperatures of 6 to 9 degrees.
Solar UV Index
Low.
TOMORROW - Thursday 11th December
Thursday will be a rather windy day. A band of rain will affect the western half of the province during the morning, moving into the eastern areas in turn during the afternoon, clearing eastern counties later in the evening. Clearer weather will follow from the west with brisk southerlies easing. Highest temperatures of 10 to 12 degrees.
National Outlook
OUTLOOK: A mobile Atlantic flow will dominate for the rest of the week and into next week too, bringing a continuation of the unsettled weather.
Thursday night: Any lingering rain along the East Coast will clear to leave dry and clear night, apart from the odd shower closer to the Atlantic. Noticeably colder than recent nights with lowest temperatures of 2 to 5 degrees, in light to moderate southerly winds.
Friday: A cool and crisp start with sunshine for many, however some showers will affect Atlantic fringes. Showers will gradually extend into west and northwest counties, some heavy with the chance of hail and isolated thunderstorms. It will however remain largely dry elsewhere. Rather breezy, in a moderate to fresh southwest wind. Highest temperatures of 7 to 11 degrees.
Friday night: Some further showers across west and northwest counties but otherwise dry with long clear spells. Lowest temperatures of 3 to 6 degrees, in a moderate to fresh southwest wind.
Saturday: Starting off mostly dry with sunny spells but breezy. Southwest winds will further strengthen, as cloud and outbreaks of rain arrive into Atlantic counties during the afternoon, bringing spot flooding, and extending nationwide later. Highest temperatures of 9 to 12 degrees. Wet and rather windy for the evening and into the night-time hours.
Sunday: Some uncertainty to the detail but indications suggest it will be a day of cloud and sunny spells with blustery showery rain.
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.