Ulster
Issued at: 24 June 2026 15:30
TODAY - Wednesday 24th June
Warm and humid this evening with sunny spells and showers. The showers will mainly affect the west of the province and a few may be heavy. Winds will generally be light and variable, but becoming fresh and gusty in the vicinity of any showers.
TONIGHT
Dry with clear spells for most tonight, but it will be cloudier in the west and north of the province with some scattered showers possible. Very mild and humid with lowest temperatures of 14 to 17 degrees in mostly light, easterly or variable winds.
Pollen Forecast
Very high on Thursday and Friday.
Solar UV Index
High on Thursday. Moderate, high in sunshine on Friday.
TOMORROW - Thursday 25th June
Tomorrow, Thursday, will be hot and humid. It will be dry with good sunshine for most, but there is the chance of thunderstorms developing later in the day, most likely in the west and northwest of the province. Highest temperatures of 27 to 30 degrees, possibly a bit warmer locally, with light or moderate east to southeast winds, becoming gusty in any thunderstorms.
National Outlook
Overview: Continuing warm and humid with thunderstorms at first. Turning cooler over the weekend with a shift to more changeable conditions driven by the Atlantic.
Thursday night: Heavy showers and possible thunderstorms are likely to develop, mainly in the west and northwest though they may spread elsewhere through the night, with a chance of spot flooding and frequent lightning. Dry for most otherwise with clear spells. Warm and humid with lowest temperatures of just 17 to 20 degrees for most, though a few degrees cooler in parts of the northwest, in light, occasionally moderate, northerly winds.
Friday: Heavy and possibly thundery showers are likely to persist in the northwest for much of the day. Dry for most elsewhere, with plenty of sunny spells, though becoming cloudier in the south. Still warm and humid with highest temperatures of 22 to 26 degrees, though a few degrees cooler in the northwest and near the south coast. Northerly breezes will become mostly moderate southerly winds.
Friday night: Another mild and humid night, with a mix of cloud and clear skies. Cloud will increase from the south with some patchy rain developing in parts of the south and west overnight. Lowest temperatures of 14 to 17 degrees, with moderate southerly winds, fresher near the south and west coast.
Saturday: Some bright or sunny spells at times, mainly in the east, but mostly cloudy with outbreaks of showery rain slowly becoming more widespread from the west. Highest temperatures of 18 to 23 degrees, coolest in the west, with moderate to fresh southerly winds.
Sunday: Quite breezy with a mix of sunny spells and scattered showers. Highest temperatures of 16 degrees in the west to 20 degrees in the east, with moderate to fresh southwesterly winds.
Further outlook: Current indications show a dry day for many on Monday with sunny spells and well-scattered showers.
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.