Ulster
Issued at: 04 September 2026 16:30
TODAY - Friday 4th September
Sunny spells and scattered showers this evening.
TONIGHT
Clear spells and scattered showers at first, becoming isolated overnight. Lowest temperatures of 8 to 13 degrees.
Pollen Forecast
Low on Friday and Saturday.
Solar UV Index
Moderate to Low on Friday and Saturday.
TOMORROW - Saturday 5th September
Sunny spells and isolated showers tomorrow morning. Cloud will increase through the afternoon and outbreaks of rain or drizzle will develop for the evening. Highest temperatures of 15 to 18 degrees with light to moderate south to southwest winds turning south to southeast.
National Outlook
Overview: Changeable and often unsettled with low pressure continuing to dominate.
Saturday night: Cloudy and damp early on Saturday night with scattered rain or drizzle, mist and hill fog. Becoming drier overnight as the rain becomes isolated. Mild and humid with lowest temperatures of 13 to 16 degrees, in a moderate to fresh southerly breeze.
Sunday: Sunday will be a breezy day with fresh and gusty southerly winds. Mostly cloudy with outbreaks of rain moving eastwards across the country. Highest temperatures of 18 to 22 degrees.
Sunday night: Rain will clear from the east early on Sunday night, giving way to mostly dry conditions with clear spells and isolated showers. Winds will ease, becoming light to moderate westerly. Lowest temperatures of 10 to 14 degrees.
Monday: Monday morning will be dry with sunny spells but it'll become cloudy, wet and breezy for the afternoon as a spell of rain moves in from the west. Top temperatures of 15 to 18 degrees with moderate to fresh and gusty southwesterly winds.
Monday night: The rain will clear eastwards early on Monday night, however there's a possibility that another spell of rain will move in to southern areas overnight, while patches of mist and fog form further north. Lowest temperatures ranging between 8 degrees in the north and 14 degrees in the south, with light to moderate west to southwest winds becoming light and variable.
Tuesday: There is uncertainty in the details but there is potential for a spell of wet and breezy weather during Tuesday and Tuesday night. Highest temperatures on Tuesday of 13 to 19 degrees, warmest in the south.
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.