Mountshannon, Lough Derg
Excellent Quality 2025 Blue Flag
Best dip each day
Daylight hoursWeek at a glance
Tap or drag to pick an hour. Everything below follows.Fri, 2 Oct, 13:00
50 Fresh- moderate breeze
- rain
Meteogram
Score, waves, wind (green offshore, amber cross, red onshore), rain and air, tideHour by hour
Next 48 hours| Time | Dip | Waves | Period | From | Wind | Gust | Tide | Rain | Air | Why |
|---|---|---|---|---|---|---|---|---|---|---|
| Today | ||||||||||
| 13:00 | 50 Fresh | – | – | – | 27 km/h SW | 55 | – | 2.7 mm | 15° | moderate breeze, rain |
| 14:00 | 30 Blowy | – | – | – | 38 km/h SSW | 57 | – | 4.6 mm | 15° | fresh breeze, rain |
| 15:00 | 40 Blowy | – | – | – | 29 km/h SSW | 52 | – | 3.0 mm | 15° | fresh breeze, rain |
| 16:00 | 76 Decent | – | – | – | 23 km/h WSW | 44 | – | 0.6 mm | 15° | moderate breeze, showers possible |
| 17:00 | 84 Grand | – | – | – | 23 km/h W | 37 | – | dry | 14° | moderate breeze, dry |
| 18:00 | 84 Grand | – | – | – | 21 km/h W | 34 | – | dry | 14° | moderate breeze, dry |
| 19:00 | 91 Grand | – | – | – | 13 km/h WSW | 30 | – | dry | 13° | gentle breeze, dry |
| 20:00 | 91 Grand | – | – | – | 14 km/h WSW | 22 | – | dry | 12° | gentle breeze, dry, sunny |
| 21:00 | 97 Grand | – | – | – | 11 km/h W | 18 | – | dry | 10° | light winds, dry |
| 22:00 | 97 Grand | – | – | – | 10 km/h W | 16 | – | dry | 10° | light winds, dry |
| 23:00 | 92 Grand | – | – | – | 10 km/h W | 15 | – | dry | 9° | light winds, dry |
| Saturday, 3 October | ||||||||||
| 00:00 | 92 Grand | – | – | – | 8 km/h W | 15 | – | dry | 8° | light winds, dry |
| 01:00 | 92 Grand | – | – | – | 9 km/h W | 15 | – | dry | 8° | light winds, dry |
| 02:00 | 92 Grand | – | – | – | 7 km/h W | 14 | – | dry | 8° | light winds, dry |
| 03:00 | 92 Grand | – | – | – | 7 km/h W | 14 | – | dry | 8° | light winds, dry |
| 04:00 | 92 Grand | – | – | – | 5 km/h WSW | 13 | – | dry | 8° | light winds, dry |
| 05:00 | 92 Grand | – | – | – | 9 km/h SW | 14 | – | dry | 9° | light winds, dry |
| 06:00 | 92 Grand | – | – | – | 6 km/h SW | 14 | – | dry | 9° | light winds, dry |
| 07:00 | 92 Grand | – | – | – | 5 km/h SW | 13 | – | dry | 8° | light winds, dry |
| 08:00 | 92 Grand | – | – | – | 7 km/h SW | 13 | – | dry | 8° | light winds, dry, sunny |
| 09:00 | 92 Grand | – | – | – | 8 km/h SW | 13 | – | dry | 9° | light winds, dry, sunny |
| 10:00 | 97 Grand | – | – | – | 8 km/h SW | 14 | – | dry | 11° | light winds, dry, sunny |
| 11:00 | 97 Grand | – | – | – | 9 km/h SSW | 17 | – | dry | 13° | light winds, dry |
| 12:00 | 100 Grand | – | – | – | 11 km/h SSW | 20 | – | dry | 14° | light winds, dry, sunny |
| 13:00 | 94 Grand | – | – | – | 14 km/h SSW | 23 | – | dry | 15° | gentle breeze, dry |
| 14:00 | 94 Grand | – | – | – | 13 km/h SSW | 24 | – | dry | 15° | gentle breeze, dry |
| 15:00 | 94 Grand | – | – | – | 16 km/h SSW | 26 | – | dry | 16° | gentle breeze, dry |
| 16:00 | 94 Grand | – | – | – | 16 km/h SSW | 27 | – | dry | 16° | gentle breeze, dry |
| 17:00 | 94 Grand | – | – | – | 16 km/h SSW | 26 | – | dry | 16° | gentle breeze, dry |
| 18:00 | 94 Grand | – | – | – | 13 km/h SSW | 25 | – | dry | 15° | gentle breeze, dry |
| 19:00 | 94 Grand | – | – | – | 17 km/h SSW | 24 | – | dry | 14° | gentle breeze, dry |
| 20:00 | 94 Grand | – | – | – | 17 km/h SSW | 27 | – | dry | 14° | gentle breeze, dry |
| 21:00 | 81 Grand | – | – | – | 22 km/h SSW | 31 | – | dry | 13° | moderate breeze, dry |
| 22:00 | 81 Grand | – | – | – | 23 km/h SSW | 33 | – | dry | 12° | moderate breeze, dry |
| 23:00 | 91 Grand | – | – | – | 19 km/h SSW | 33 | – | dry | 12° | gentle breeze, dry |
| Sunday, 4 October | ||||||||||
| 00:00 | 81 Grand | – | – | – | 20 km/h SSW | 33 | – | dry | 13° | moderate breeze, dry |
| 01:00 | 81 Grand | – | – | – | 24 km/h SSW | 33 | – | dry | 13° | moderate breeze, dry |
| 02:00 | 84 Grand | – | – | – | 21 km/h SSW | 33 | – | dry | 13° | moderate breeze, dry |
| 03:00 | 84 Grand | – | – | – | 23 km/h SSW | 34 | – | dry | 13° | moderate breeze, dry |
| 04:00 | 84 Grand | – | – | – | 23 km/h SSW | 34 | – | dry | 13° | moderate breeze, dry |
| 05:00 | 84 Grand | – | – | – | 21 km/h SSW | 34 | – | dry | 13° | moderate breeze, dry |
| 06:00 | 84 Grand | – | – | – | 22 km/h SSW | 34 | – | dry | 13° | moderate breeze, dry |
| 07:00 | 81 Grand | – | – | – | 22 km/h SSW | 35 | – | dry | 13° | moderate breeze, dry |
| 08:00 | 94 Grand | – | – | – | 17 km/h SSW | 30 | – | dry | 15° | gentle breeze, dry |
| 09:00 | 94 Grand | – | – | – | 18 km/h SSW | 30 | – | dry | 15° | gentle breeze, dry |
| 10:00 | 94 Grand | – | – | – | 18 km/h SW | 33 | – | dry | 15° | gentle breeze, dry |
| 11:00 | 94 Grand | – | – | – | 18 km/h SW | 36 | – | dry | 16° | gentle breeze, dry |
| 12:00 | 94 Grand | – | – | – | 19 km/h SW | 38 | – | dry | 16° | gentle breeze, dry |
The spot
Lakes have no tide or swell; the score is wind, rain, air temperature and daylight. Know better? Tell us.
Water quality
Recent grades: 2024 Excellent, 2023 Excellent, 2022 Excellent. The EPA flags a short-term pollution risk here after heavy rain.
On the ground
As listed by Clare County Council. Open in Maps.
Sauna after?
Lakeside Sauna · Youghal Quay, Lough Derg, Co. Tipperary · 12 km · fixed
Sauna Fiain · Renville Pier, Oranmore, Co. Galway · 50 km · fixed
Mountshannon is situated around a series of three small piers to the east and adjacent to the main south-facing harbour. On the shore of Lough Derg, Mountshannon is an important area for wildlife in particular birds and fish species. There is an area of swamp vegetation along the shore. There is a slow and gradual deepening of the water and the mean depth overall of the water in Lough Derg has been estimated to be 7.6m. Activities include bathing, boating, angling and wind-surfing.
Put Mountshannon, Lough Derg in your calendar
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Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.