Lochanna in Éirinn - Réamhaisnéis 10 lá
Inland lakes forecast issued at: 1200 Thursday 17 September 2026
Meteorological Situation at 0900
Ireland lies in a mostly fresh to near-gale force westerly airflow, with a depression of 977 hPa centred southeast of Iceland.
Forecast for Lough Derg until nightfall today:
Wind:
Westerly force 4 or 5 and gusty. Decreasing mainly force 3 or 4 through the evening.
Weather:
Cloudy to fair with scattered showers, becoming isolated later in the afternoon.
Visibility:
Mostly good, decreasing moderate or poor in showers.
Winds Overnight:
West to southwest force 3 or 4.
Outlook:
Moderate to fresh and gusty southwesterly winds. Weather: Mostly cloudy with outbreaks of rain and drizzle. Mist patches.
Forecast for Lough Ree until nightfall today:
Wind:
Westerly force 4 or 5 and gusty. Decreasing mainly force 3 or 4 through the evening.
Weather:
Cloudy to fair with scattered showers, becoming isolated later in the afternoon.
Visibility:
Mostly good, decreasing moderate or poor in showers.
Winds Overnight:
West to southwest force 3 or 4.
Outlook:
Moderate to fresh and gusty southwesterly winds. Weather: Mostly cloudy with outbreaks of rain and drizzle. Mist patches.
Forecast for Lough Corrib and Lough Mask until nightfall today:
Wind:
Westerly force 4 or 5 and gusty, and reaching force 6 early in the afternoon. Decreasing mainly force 3 or 4 through the evening.
Weather:
Cloudy to fair with scattered showers, becoming isolated later in the afternoon.
Visibility:
Mostly good, decreasing moderate or poor in showers.
Winds Overnight:
West to southwest force 3 or 4.
Outlook:
Fresh to strong and gusty southwesterly winds, decreasing moderate to fresh through Friday afternoon. Weather: Mostly cloudy with outbreaks of rain and drizzle. Mist patches.
Forecast for Lough Key and Lough Allen until nightfall today:
Wind:
Westerly force 4. Decreasing mainly force 3 or 4 through the evening.
Weather:
Cloudy to fair with scattered showers, becoming isolated later in the afternoon.
Visibility:
Mostly good, decreasing moderate or poor in showers.
Winds Overnight:
West to southwest force 3 or less.
Outlook:
Moderate to fresh and gusty southwesterly winds. Weather: Mostly cloudy with outbreaks of rain and drizzle. Mist patches.
