Raheen Lough / Donegan's Lake
Monitored, not designated
Not an EPA-monitored bathing water. This lake comes from OpenStreetMap. There is no water-quality testing, no bathing notices and no facilities information here; the score is weather and daylight only. Check locally for blue-green algae warnings before you swim.
Dip score now
84
Grand · moderate breeze, dry
Wind
25 km/h
Moderate breeze, S, gusts 48
Daylight
07:31
Sunrise. Sunset 19:05. Air 16°C.
Best dip each day
Daylight hoursToday
18:00
Grand 94/100
gentle breeze, dry · 19 km/h
☀ 07:31–19:05
Sat, 3 Oct
12:00
Grand 100/100
light winds, dry · 5 km/h
☀ 07:33–19:03
Sun, 4 Oct
08:00
Grand 94/100
gentle breeze, dry · 16 km/h
☀ 07:35–19:00
Mon, 5 Oct
19:00
Grand 100/100
light winds, dry · 10 km/h
☀ 07:37–18:58
Tue, 6 Oct
16:00
Grand 94/100
gentle breeze, dry · 12 km/h
☀ 07:38–18:56
Wed, 7 Oct
10:00
Grand 92/100
light winds, dry · 11 km/h
☀ 07:40–18:53
Thu, 8 Oct
13:00
Grand 97/100
light winds, dry · 10 km/h
☀ 07:42–18:51
Week at a glance
Tap or drag to pick an hour. Everything below follows.Fri 12:0084 · Grand
Fri, 2 Oct, 12:00
84 Grand- moderate breeze
- dry
Waves
–
Wind
25 km/h S · gusts 48
Tide
–
Air
16°C · dry
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 | ||||||||||
| 12:00 | 84 Grand | – | – | – | 25 km/h S | 48 | – | dry | 16° | moderate breeze, dry |
| 13:00 | 76 Decent | – | – | – | 28 km/h SSW | 50 | – | 0.3 mm | 17° | moderate breeze, showers possible |
| 14:00 | 67 Decent | – | – | – | 28 km/h SSW | 50 | – | 1.1 mm | 16° | moderate breeze, rain |
| 15:00 | 61 Fresh | – | – | – | 24 km/h SSW | 50 | – | 2.1 mm | 15° | moderate breeze, rain |
| 16:00 | 58 Fresh | – | – | – | 23 km/h SSW | 47 | – | 2.6 mm | 15° | moderate breeze, rain |
| 17:00 | 86 Grand | – | – | – | 16 km/h SW | 39 | – | 0.7 mm | 15° | gentle breeze, showers possible |
| 18:00 | 94 Grand | – | – | – | 19 km/h WSW | 34 | – | dry | 14° | gentle breeze, dry |
| 19:00 | 91 Grand | – | – | – | 19 km/h WSW | 30 | – | dry | 13° | gentle breeze, dry, sunny |
| 20:00 | 91 Grand | – | – | – | 14 km/h WSW | 26 | – | dry | 11° | gentle breeze, dry, sunny |
| 21:00 | 92 Grand | – | – | – | 11 km/h WSW | 22 | – | dry | 10° | light winds, dry, sunny |
| 22:00 | 92 Grand | – | – | – | 12 km/h W | 19 | – | dry | 9° | light winds, dry, sunny |
| 23:00 | 92 Grand | – | – | – | 9 km/h WSW | 17 | – | dry | 8° | light winds, dry |
| Saturday, 3 October | ||||||||||
| 00:00 | 92 Grand | – | – | – | 8 km/h SW | 15 | – | dry | 7° | light winds, dry |
| 01:00 | 92 Grand | – | – | – | 8 km/h SW | 14 | – | dry | 6° | light winds, dry |
| 02:00 | 92 Grand | – | – | – | 9 km/h WSW | 14 | – | dry | 7° | light winds, dry |
| 03:00 | 92 Grand | – | – | – | 8 km/h WSW | 12 | – | dry | 7° | light winds, dry |
| 04:00 | 92 Grand | – | – | – | 8 km/h S | 11 | – | dry | 7° | light winds, dry |
| 05:00 | 92 Grand | – | – | – | 8 km/h SSW | 12 | – | dry | 7° | light winds, dry |
| 06:00 | 92 Grand | – | – | – | 6 km/h SSW | 12 | – | dry | 7° | light winds, dry |
| 07:00 | 92 Grand | – | – | – | 8 km/h S | 11 | – | dry | 7° | light winds, dry |
| 08:00 | 92 Grand | – | – | – | 8 km/h SSW | 11 | – | dry | 6° | light winds, dry |
| 09:00 | 92 Grand | – | – | – | 8 km/h S | 11 | – | dry | 7° | light winds, dry, sunny |
| 10:00 | 92 Grand | – | – | – | 7 km/h S | 13 | – | dry | 10° | light winds, dry, sunny |
| 11:00 | 97 Grand | – | – | – | 6 km/h S | 16 | – | dry | 12° | light winds, dry, sunny |
| 12:00 | 100 Grand | – | – | – | 5 km/h SSW | 19 | – | dry | 14° | light winds, dry |
| 13:00 | 100 Grand | – | – | – | 8 km/h S | 21 | – | dry | 15° | light winds, dry, sunny |
| 14:00 | 100 Grand | – | – | – | 10 km/h SSW | 23 | – | dry | 16° | light winds, dry, sunny |
| 15:00 | 94 Grand | – | – | – | 12 km/h SSW | 24 | – | dry | 16° | gentle breeze, dry, sunny |
| 16:00 | 94 Grand | – | – | – | 14 km/h SSW | 24 | – | dry | 16° | gentle breeze, dry |
| 17:00 | 94 Grand | – | – | – | 14 km/h SSW | 24 | – | dry | 16° | gentle breeze, dry |
| 18:00 | 100 Grand | – | – | – | 12 km/h SSW | 22 | – | dry | 15° | light winds, dry |
| 19:00 | 97 Grand | – | – | – | 10 km/h S | 18 | – | dry | 13° | light winds, dry |
| 20:00 | 97 Grand | – | – | – | 12 km/h S | 19 | – | dry | 11° | light winds, dry |
| 21:00 | 91 Grand | – | – | – | 12 km/h S | 22 | – | dry | 10° | gentle breeze, dry |
| 22:00 | 86 Grand | – | – | – | 13 km/h S | 23 | – | dry | 10° | gentle breeze, dry |
| 23:00 | 86 Grand | – | – | – | 13 km/h S | 24 | – | dry | 10° | gentle breeze, dry |
| Sunday, 4 October | ||||||||||
| 00:00 | 86 Grand | – | – | – | 13 km/h S | 24 | – | dry | 10° | gentle breeze, dry |
| 01:00 | 86 Grand | – | – | – | 14 km/h S | 24 | – | dry | 10° | gentle breeze, dry |
| 02:00 | 86 Grand | – | – | – | 15 km/h S | 24 | – | dry | 10° | gentle breeze, dry |
| 03:00 | 86 Grand | – | – | – | 14 km/h S | 25 | – | dry | 9° | gentle breeze, dry |
| 04:00 | 86 Grand | – | – | – | 13 km/h S | 25 | – | dry | 9° | gentle breeze, dry |
| 05:00 | 92 Grand | – | – | – | 12 km/h SSE | 26 | – | dry | 9° | light winds, dry |
| 06:00 | 86 Grand | – | – | – | 14 km/h S | 26 | – | dry | 9° | gentle breeze, dry |
| 07:00 | 86 Grand | – | – | – | 15 km/h S | 27 | – | dry | 10° | gentle breeze, dry |
| 08:00 | 94 Grand | – | – | – | 16 km/h SSW | 30 | – | dry | 14° | gentle breeze, dry |
| 09:00 | 94 Grand | – | – | – | 17 km/h SSW | 31 | – | dry | 15° | gentle breeze, dry |
| 10:00 | 94 Grand | – | – | – | 18 km/h SSW | 34 | – | dry | 15° | gentle breeze, dry |
| 11:00 | 94 Grand | – | – | – | 18 km/h SW | 37 | – | dry | 16° | gentle breeze, dry |
The spot
Faces
Unknown (inland)
Swell window
None (sheltered)
Exposure
Lake
Water
Not classified
Lakes have no tide or swell; the score is wind, rain, air temperature and daylight. Know better? Tell us.
Getting there
Access, parking and swimming areas are not recorded for this lake. Respect private land.
Sauna after?
The Sauna Society (Lough Ennell) · Tudenham Shore, Lough Ennell, Mullingar, Co. Westmeath · 28 km · fixed
Lakeside Sauna · Youghal Quay, Lough Derg, Co. Tipperary · 70 km · fixed
Put Raheen Lough / Donegan's Lake in your calendar
Dipper Plus drops the best dip hour here into your phone every day, with waves, sea temperature, tide and a 45-minute nudge. Up to three spots.
Set up Dipper Plus🌊 Raheen Lough / Donegan's Lake dip · GrandFri, 2 Oct 17:30–18:30 · gentle breeze, dry
🌊 Raheen Lough / Donegan's Lake dip · GrandSat, 3 Oct 11:30–12:30 · light winds, dry
🌊 Raheen Lough / Donegan's Lake dip · GrandSun, 4 Oct 07:30–08:30 · gentle breeze, dry
Nearby spots
Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.