National Forecast
Issued at: 16 January 2026 08:24
TODAY - Friday 16th January
Mist and fog will clear early this morning leaving a bright day for most. Scattered showers will mostly affect parts of the south and east today, possibly turning heavy and thundery at times with a slight chance of hail. Highest temperatures of 5 to 9 degrees in light to moderate southeasterly or variable winds.
TONIGHT
Tonight will be dry for most with scattered showers mostly keeping to coastal fringes. Mist and fog will develop overnight becoming widespread by morning under mostly calm conditions. Frost and ice will form under any clear skies with lowest temperatures of -2 to +3 degrees, mildest in the northeast.
TOMORROW - Saturday 17th January
Areas of mist and fog to start on Saturday, lingering for a time, but otherwise it'll be a generally dry day with some bright spells. Scattered showers will be mostly confined to parts of the east and north, with the odd shower possible elsewhere. Highest temperatures of 4 to 8 degrees in light southeasterly or cyclonic variable winds.
National Outlook
Overview: Over the next few days we'll see cooler days and chilly nights with frost, ice and freezing fog. With low pressure staying nearby we'll also see further outbreaks of scattered showers aswell as persistent widespread fog.
Friday night: Scattered showers will be mostly confined to coastal areas with dry and clear spells elsewhere. Widespread fog and possibly freezing fog will develop overnight with lowest temperatures of -2 to +3 degrees. Coldest away from eastern fringes.
Saturday: Cloudy with scattered showers but brighter spells further east during the day. Chilly with daytime highs of just 4 to 8 degrees ibn light southeasterly or variable winds. 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.
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.