National Forecast
Issued at: 20 October 2026 16:30
TODAY - Tuesday 20th October
Rain in the west and southwest will continue to spread eastwards to many areas through the evening. The rain will be heavy at times, possibly leading to localised flooding in east Munster and south Leinster. Light to moderate southeasterly winds, becoming windy in the west and southwest this evening with strong and gusty northwesterly winds developing.
TONIGHT
Tonight, rain will continue to spread northeastwards and will be heavy at times, potentially leading to localised flooding in Leinster. The rain will become confined to Leinster and Ulster by morning. Clearer weather with showers will follow into Munster and Connacht. Lowest temperatures of 5 to 9 degrees with fresh northwesterly winds, which will be strong in coastal areas.
TOMORROW - Wednesday 21st October
Wednesday will start off wet over much of Leinster and Ulster. Rain will clear slowly to the northeast through the morning and early afternoon. Sunshine and scattered showers for the rest of the country. It will be a breezy day with moderate to fresh, gusty westerly winds. Highest temperatures of 9 to 12 degrees.
National Outlook
Overview: Unsettled, with wet and windy conditions at times.
On Wednesday night, showers will continue in Munster and south Leinster for a time and also along the west coast. It will become mainly dry overnight. Lowest temperatures of 2 to 7 degrees with light southwesterly breezes.
Thursday will start off mainly dry. However, heavy rain will develop in the southwest during the morning and will spread northeastwards to all areas through the afternoon, evening and early night with localised flooding possible, especially in Munster and Leinster. Highs of 10 to 13 degrees with moderate to fresh east to northeast winds.
Thursday night will be wet with some heavy falls of rain, which will clear to the east overnight. Winds will veer strong and gusty northwesterly with lows of 5 to 8 degrees.
Friday will be blustery with sunshine and showers and moderate to fresh northwesterly winds. Highest temperatures of 9 to 11 degrees.
On Friday night, rain will move in from the west and will spread eastwards to all areas by morning along with strengthening southerly winds. Lowest temperatures of 3 to 8 degrees.
Saturday will start off wet with rain in all areas. Rain will clear eastwards with showers following. It will become very windy with strong, gusty westerly winds and highest temperatures of 1 to 15 degrees.
Sunday will be a cool breezy day with sunshine and showers and fresh, gusty westerly winds. Highest temperatures of 9 to 11 degrees.
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.