Ulster
Issued at: 16 January 2026 12:00
TODAY - Friday 16th January
There will be some bright or sunny spells and scattered showers this afternoon. Most of the showers will develop across the east of the province and some will turn heavy. A few mist and fog patches will linger on higher ground through the afternoon. Highest temperatures of 5 to 8 degrees in light to moderate southeasterly winds.
TONIGHT
Clear spells tonight with showers becoming confined to eastern coastal areas. Mist and fog patches will develop with frost and ice forming under clear skies. Lowest temperatures will range from -1 to +4 degrees with light, variable or southeasterly winds.
TOMORROW - Saturday 17th January
Mist and fog patches will gradually clear during the morning and the rest of the day will see some bright or sunny spells and scattered showers, mainly in eastern parts of the province. Highest temperatures of 5 to 8 degrees in light, variable or southeasterly winds.
National Outlook
Overview: Over the next few days we'll see slightly cooler days and chilly nights with frost and ice. With low pressure staying nearby most days will see a mix of sunshine and showers.
Saturday Night: Mostly dry and cloudy overnight with the exception of coastal showers. Similar to the previous night, widespread fog will develop in places along with frost patches under any clear skies. Lowest temperatures of -2 to +3 degrees in near calm conditions.
Sunday: 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.
Further Outlook: Uncertainty in the forecast but current indications suggest unsettled conditions will continue as a mobile Atlantic regime remains in charge. There is also a signal for cool or cold weather to return.
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.