Lochanna in Éirinn - Réamhaisnéis 10 lá
Inland lakes forecast issued at: 0230 Tuesday 04 August 2026
Meteorological Situation at 0300
Ireland lies in a mostly moderate to strong cyclonic variable airflow generated by a depression of 1003hpa centred over the west of Ireland and tracking slowly northwards. Associated frontal troughs embedded within the flow, continue to track northeastwards.
Forecast for Lough Derg until nightfall today:
Wind:
Southwest force 3 or 4. Veering westerly force 4 in the afternoon.
Weather:
Cloudy with drizzle and mist at first. Becoming cloudy to fair through the morning, with scattered showers developing, some heavy.
Visibility:
Moderate to poor in precipitation and mist, otherwise good.
Winds Overnight:
Westerly force 4 or 5.
Outlook:
Wind: Moderate to fresh and occasionally gusty west to northwesterly winds. Weather: Cloudy to fair with isolated showers.
Forecast for Lough Ree until nightfall today:
Wind:
Southwest force 3 or 4. Veering westerly force 4 in the afternoon.
Weather:
Cloudy with drizzle and mist at first. Becoming cloudy to fair through the morning, with scattered showers developing, some heavy, with a chance of thunder.
Visibility:
Moderate to poor in precipitation and mist, otherwise good.
Winds Overnight:
Westerly force 4 or 5.
Outlook:
Wind: Moderate to fresh and occasionally gusty west to northwesterly winds. Weather: Mostly cloudy with some scattered outbreaks of mostly light rain and drizzle, mainly in the morning.
Forecast for Lough Corrib and Lough Mask until nightfall today:
Wind:
Southwest force 3 or 4. Veering westerly force 4 later in the morning. Increasing force 5 and occasionally gusty in the evening.
Weather:
Cloudy with heavy thundery showery rain for a time this morning along with mist and patches. Becoming cloudy to fair later in the morning and for the afternoon and evening, with scattered showers, some heavy, with a chance of thunder.
Visibility:
Moderate to poor in precipitation and mist, otherwise good.
Winds Overnight:
Westerly force 5 and occasionally gusty.
Outlook:
Wind: Fresh to strong and occasionally gusty west to northwesterly winds. Weather: Cloudy to fair with well scattered showers.
Forecast for Lough Key and Lough Allen until nightfall today:
Wind:
Southwest force 3 or 4. Veering westerly force 4 in the afternoon.
Weather:
Cloudy with drizzle and mist at first. Becoming cloudy to fair through the morning, with scattered showers developing, some heavy, with a chance of thunder.
Visibility:
Moderate to poor in precipitation and mist, otherwise good.
Winds Overnight:
Westerly force 4 or 5.
Outlook:
Wind: Moderate to fresh and occasionally gusty west to northwesterly winds, strong at times. Weather: Mostly cloudy with some scattered outbreaks of rain and drizzle.
