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National Forecast

Issued at: 25 September 2020 19:29


Tonight will be cold and predominantly dry. Any lingering showers will soon die out, and there'll be some light rain or drizzle affecting the southwest for a time early in the night. Frost and isolated mist patches will form in long clear spells and light winds. Minimum temperatures will generally be between -1 to 3 degrees, but holding between 5 to 7 degrees in the southwest.

TOMORROW - Saturday 26th September

Tomorrow will be a dry day overall, bar a few light scattered showers in Ulster in the morning. It'll be a bright, crisp day with sunshine and a moderate northerly breeze. Maximum temperatures of 11 to 15 degrees, mildest in the southwest.

National Outlook

OUTLOOK: Changeable into the early days of next with more unsettled weather following as of midweek.

SATURDAY NIGHT: Dry, calm, cold and mostly clear with lowest temperatures ranging a chilly -2 to +2 degrees Celsius. Some frost will set in, along with mist and fog patches.

SUNDAY: Cold and crisp to begin with frost and any mist/fog clearing. Staying dry across most areas for daylight hours with spells of autumn sunshine and light southerly breezes. However, cloud will build across west and southwest counties into the afternoon with some rain moving into Atlantic counties in the late evening or early night. Highest temperatures will range 13 to 17 degrees Celsius, coolest across the north and east.

SUNDAY NIGHT: Scattered outbreaks of rain and drizzle will move in across Ireland overnight. Some mist and fog in parts too, in mostly moderate southerly breezes. Lowest temperatures 5 to 12 degrees Celsius, coldest across the north and east.

MONDAY: Damp or wet to begin with any lingering overnight rain soon clearing eastwards. Brightening up into the afternoon with sunny spells and just well scattered showers - mainly along west and northwest coasts. Highest temperatures will range a fairly seasonal 14 to 17 degrees Celsius, in mostly moderate westerly breezes. A mostly dry night is expected to follow; fairly chilly though with overnight lows of 3 to 9 degrees Celsius.

TUESDAY: Early indications suggest Tuesday will bring mostly dry weather for the morning and afternoon with sunny spells and isolated showers. However, southerly winds will freshen during the evening with wet and windy weather arriving into the western half of the country later in the evening. Highest temperatures 14 to 16 degrees Celsius. Wet and rather windy weather will extend countrywide overnight.


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