Weather patterns this winter have been supporting ridging over the north Atlantic and western Europe for weeks. But this is gradually changing this week as ridge is retreating towards the west and troughs / cyclones with cold fronts are being pushed into western Europe as well. One system reaches the British Isles this Friday, bringing some snow into the region.
Here is the GFS model probability map of falling snow through Thursday night over parts of Ireland while some additional chances for Scotland and England come on Friday afternoon during the front passage.
Comparison of various models (GFS, HIRLAM, ARPEGE, ICON-EU) regarding the snow depth through Thursday night and Friday evening. Indeed not much of snow, likely only a few cms locally.
Latest ICON-EU model guidance for snow depth across the British Isles and Ireland over the next 5 days. In short: it’s something.
More cold weather and chances for snow can be expected next week as favorable pattern establishes across the western half of Europe, see details:
Latest thoughts on the much colder and locally snowy weather across the western half of Europe through the weekend and into next week, Jan 18-24th