Lakes in Ireland - 10 Day Forecast
Inland lakes forecast issued at: 1330 Tuesday 20 January 2026
Meteorological Situation at 0900
A depression of 984hPa centred around 50 nautical miles west of Valentia generates a mainly fresh to gale force east to southeast airflow over Ireland. Associated fronts will be steered generally northwards over the country today as the depression tracks northwards near the west coast.
Forecast for Lough Derg until nightfall today:
Wind:
Southeast force 3 or 4, increasing force 4 or 5 later this afternoon and evening.
Weather:
Southeast force 3 or 4, increasing force 4 or 5 later this afternoon and evening.
Visibility:
Mostly good, outside of showers.
Winds Overnight:
Southerly force 3 or 4, backing easterly by morning.
Outlook:
Moderate to fresh easterly winds developing on Wednesday morning, backing northeast in the early afternoon. Winds will decrease light and become variable in direction in the later afternoon and evening. Weather: Becoming cloudy in the morning with outbreaks of rain and drizzle developing.
Forecast for Lough Ree until nightfall today:
Wind:
Southeast force 3 or 4, increasing force 4 or 5 later this afternoon and evening.
Weather:
Becoming fair with isolated showers.
Visibility:
Moderate or poor in precipitation, otherwise good.
Winds Overnight:
Southerly force 3 or 4, backing easterly by morning.
Outlook:
Moderate easterly winds, increasing moderate to fresh by Wednesday afternoon. Decreasing light to moderate later in the afternoon and evening. Weather: Becoming cloudy in the morning with outbreaks of rain and drizzle developing.
Forecast for Lough Corrib and Lough Mask until nightfall today:
Wind:
Southeast force 3 or 4, increasing force 4 or 5 later this afternoon.
Weather:
Cloudy to fair with isolated showers.
Visibility:
Moderate or poor in precipitation, otherwise good.
Winds Overnight:
Southerly force 3 or 4, occasionally force 5. Backing southeast to east force 2 to 4 by morning.
Outlook:
Light to moderate easterly increasing moderate to fresh northeast in the afternoon. Weather: Becoming cloudy in the morning with outbreaks of rain and drizzle developing.
Forecast for Lough Key and Lough Allen until nightfall today:
Wind:
Easterly force 5 or 6 veering southeast this afternoon and decreasing force 3 or 4 for a time. Increasing force 4 or 5, occasionally force 6 again this evening.
Weather:
Cloudy to fair with isolated showers.
Visibility:
Moderate or poor in precipitation, otherwise good.
Winds Overnight:
South to Southeast force 4 or 5, decreasing Southeast to East force 2 to 4 by morning.
Outlook:
Moderate easterly increasing moderate to fresh east to northeast by the early afternoon. Decreasing light to moderate easterly in the evening. Weather: Becoming cloudy in the morning with outbreaks of rain and drizzle developing.
