Ulster
Issued at: 19 October 2026 12:00
TODAY - Monday 19th October
It will be a bright start to the afternoon across much of Ulster, but cloud will increase and some patchy light rain and drizzle will develop, mainly in eastern parts of the province. Highs of 11 to 13 degrees in mostly light easterly winds.
TONIGHT
Mostly dry tonight with clear spells developing. Some patches of fog and grass frost will form as the night progresses. Lowest temperatures will range from 2 to 6 degrees, coldest inland, with light and variable winds.
Solar UV Index
Low
TOMORROW - Tuesday 20th October
It will be a dry start to tomorrow, Tuesday, with some sunny spells early on, but cloud will gradually increase during the day and some isolated showers will develop in the afternoon. Outbreaks of rain will arrive in western areas in the evening, with some heavy falls likely. Highs of 10 to 13 degrees with moderate southeasterly winds, fresh in western coastal areas.
National Outlook
Overview: Turning unsettled, with wet and windy conditions.
Tuesday Night: Rain will spread eastwards across the country overnight. It will be windy too, with moderate and at times fresh westerly winds. The rain will be heavy at times. The rain will start to clear away in the morning from the west, with scattered showers following. Lows of 5 to 9 degrees.
Wednesday: The rain will linger in the east for a time during the afternoon. Sunshine and scattered showers for the rest of the country. A blustery day with moderate to fresh westerly winds. Highs of 8 to 12 degrees. Showers will continue along the west coast on Wednesday night but it will be largely dry elsewhere. Lows of 3 to 7 degrees.
Thursday: Some showers at first on Thursday morning but then rain will arrive in the southwest during the afternoon. Heavy falls are likely as it spreads to all parts during the rest of the day. It will clear away to the east overnight. At the moment, it looks like being very windy with strong and gusty northwesterly winds. Highs of 10 to 13 degrees. The rain will gradually spread to the east on Thursday night with lows of 5 to 8 degrees.
Friday: Scattered showers and blustery winds on Friday. Highs of 8 to 11 degrees.
Outlook: It looks like it will remain unsettled over the weekend with more rain and some blustery conditions.
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.