Lough Nillan
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
51
Fresh · moderate breeze, rain
Wind
24 km/h
Moderate breeze, S, gusts 47
Daylight
07:36
Sunrise. Sunset 19:08. Air 13°C.
Best dip each day
Daylight hours, preferring high tideToday
16:00
Grand 91/100
gentle breeze, dry · 14 km/h
☀ 07:36–19:08
Sat, 3 Oct
10:00
Grand 97/100
light winds, dry · 11 km/h
☀ 07:38–19:06
Sun, 4 Oct
10:00
Grand 86/100
gentle breeze, showers possible · 19 km/h
☀ 07:40–19:03
Mon, 5 Oct
10:00
Grand 82/100
gentle breeze, rain · 19 km/h
☀ 07:42–19:01
Tue, 6 Oct
10:00
Grand 89/100
light winds, showers possible · 12 km/h
☀ 07:44–18:58
Wed, 7 Oct
10:00
Decent 79/100
gentle breeze, rain · 13 km/h
☀ 07:46–18:56
Thu, 8 Oct
13:00
Grand 83/100
gentle breeze, showers possible · 14 km/h
☀ 07:48–18:53
Week at a glance
Tap or drag to pick an hour. Everything below follows.Fri 11:0051 · Fresh
Fri, 2 Oct, 11:00
51 Fresh- moderate breeze
- rain
Waves
–
Wind
24 km/h S · gusts 47
Tide
–
Air
13°C · 3.4 mm 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 | ||||||||||
| 10:00 | 46 Fresh | – | – | – | 31 km/h SSE | 45 | – | 1.5 mm | 12° | fresh breeze, rain |
| 11:00 | 51 Fresh | – | – | – | 24 km/h S | 47 | – | 3.4 mm | 13° | moderate breeze, rain |
| 12:00 | 51 Fresh | – | – | – | 20 km/h SSW | 48 | – | 3.8 mm | 13° | moderate breeze, rain |
| 13:00 | 55 Fresh | – | – | – | 22 km/h SSW | 47 | – | 2.7 mm | 13° | moderate breeze, rain |
| 14:00 | 64 Decent | – | – | – | 22 km/h SSW | 41 | – | 1.1 mm | 13° | moderate breeze, rain |
| 15:00 | 73 Decent | – | – | – | 21 km/h SW | 36 | – | 0.4 mm | 13° | moderate breeze, showers possible |
| 16:00 | 91 Grand | – | – | – | 14 km/h SW | 32 | – | dry | 12° | gentle breeze, dry |
| 17:00 | 91 Grand | – | – | – | 18 km/h W | 33 | – | dry | 12° | gentle breeze, dry |
| 18:00 | 91 Grand | – | – | – | 19 km/h W | 33 | – | dry | 12° | gentle breeze, dry, sunny |
| 19:00 | 91 Grand | – | – | – | 14 km/h W | 30 | – | dry | 10° | gentle breeze, dry, sunny |
| 20:00 | 92 Grand | – | – | – | 10 km/h WSW | 22 | – | dry | 10° | light winds, dry |
| 21:00 | 91 Grand | – | – | – | 14 km/h W | 19 | – | dry | 11° | gentle breeze, dry |
| 22:00 | 92 Grand | – | – | – | 12 km/h W | 18 | – | dry | 10° | light winds, dry |
| 23:00 | 92 Grand | – | – | – | 9 km/h WSW | 17 | – | dry | 8° | light winds, dry |
| Saturday, 3 October | ||||||||||
| 00:00 | 92 Grand | – | – | – | 10 km/h WSW | 16 | – | dry | 8° | light winds, dry |
| 01:00 | 92 Grand | – | – | – | 10 km/h SSW | 15 | – | dry | 7° | light winds, dry |
| 02:00 | 92 Grand | – | – | – | 10 km/h SSW | 15 | – | dry | 8° | light winds, dry |
| 03:00 | 92 Grand | – | – | – | 9 km/h S | 15 | – | dry | 8° | light winds, dry |
| 04:00 | 92 Grand | – | – | – | 10 km/h SSW | 14 | – | dry | 9° | light winds, dry |
| 05:00 | 92 Grand | – | – | – | 9 km/h SSW | 14 | – | dry | 10° | light winds, dry |
| 06:00 | 92 Grand | – | – | – | 6 km/h SW | 14 | – | dry | 10° | light winds, dry |
| 07:00 | 86 Grand | – | – | – | 14 km/h WNW | 14 | – | dry | 10° | gentle breeze, dry |
| 08:00 | 92 Grand | – | – | – | 9 km/h SW | 13 | – | dry | 10° | light winds, dry |
| 09:00 | 92 Grand | – | – | – | 10 km/h SSW | 13 | – | dry | 10° | light winds, dry, sunny |
| 10:00 | 97 Grand | – | – | – | 11 km/h S | 17 | – | dry | 12° | light winds, dry |
| 11:00 | 91 Grand | – | – | – | 15 km/h SSW | 23 | – | dry | 12° | gentle breeze, dry |
| 12:00 | 94 Grand | – | – | – | 17 km/h SSW | 26 | – | dry | 13° | gentle breeze, dry |
| 13:00 | 94 Grand | – | – | – | 19 km/h SSW | 28 | – | dry | 13° | gentle breeze, dry |
| 14:00 | 94 Grand | – | – | – | 19 km/h S | 29 | – | dry | 14° | gentle breeze, dry, sunny |
| 15:00 | 84 Grand | – | – | – | 21 km/h SSW | 30 | – | dry | 14° | moderate breeze, dry |
| 16:00 | 84 Grand | – | – | – | 22 km/h S | 30 | – | dry | 14° | moderate breeze, dry |
| 17:00 | 84 Grand | – | – | – | 24 km/h S | 30 | – | dry | 14° | moderate breeze, dry |
| 18:00 | 84 Grand | – | – | – | 23 km/h S | 30 | – | dry | 14° | moderate breeze, dry |
| 19:00 | 84 Grand | – | – | – | 22 km/h S | 28 | – | dry | 13° | moderate breeze, dry |
| 20:00 | 81 Grand | – | – | – | 22 km/h SSE | 28 | – | dry | 13° | moderate breeze, dry |
| 21:00 | 81 Grand | – | – | – | 23 km/h S | 28 | – | dry | 13° | moderate breeze, dry |
| 22:00 | 84 Grand | – | – | – | 26 km/h S | 30 | – | dry | 13° | moderate breeze, dry |
| 23:00 | 84 Grand | – | – | – | 22 km/h S | 32 | – | dry | 14° | moderate breeze, dry |
| Sunday, 4 October | ||||||||||
| 00:00 | 84 Grand | – | – | – | 24 km/h S | 35 | – | dry | 13° | moderate breeze, dry |
| 01:00 | 84 Grand | – | – | – | 25 km/h S | 37 | – | dry | 14° | moderate breeze, dry |
| 02:00 | 76 Decent | – | – | – | 25 km/h SSW | 45 | – | 0.3 mm | 14° | moderate breeze, showers possible |
| 03:00 | 76 Decent | – | – | – | 24 km/h SSW | 45 | – | 0.3 mm | 14° | moderate breeze, showers possible |
| 04:00 | 72 Decent | – | – | – | 22 km/h SSW | 44 | – | 0.3 mm | 14° | moderate breeze, rain |
| 05:00 | 76 Decent | – | – | – | 22 km/h SSW | 44 | – | 0.2 mm | 14° | moderate breeze, showers possible |
| 06:00 | 72 Decent | – | – | – | 22 km/h SW | 44 | – | 0.3 mm | 14° | moderate breeze, rain |
| 07:00 | 72 Decent | – | – | – | 21 km/h SW | 43 | – | 0.3 mm | 14° | moderate breeze, rain |
| 08:00 | 76 Decent | – | – | – | 20 km/h SW | 42 | – | 0.2 mm | 14° | moderate breeze, showers possible |
| 09:00 | 76 Decent | – | – | – | 20 km/h SW | 42 | – | 0.2 mm | 14° | moderate breeze, showers possible |
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?
Loughros Point Sauna · Loughros Point, Ardara · 13 km · mobile
Inishkeel Sauna · Narin Strand, Portnoo · 13 km · fixed
Secret Sauna · Donegal Bay coast near Mountcharles · 15 km · mobile
Wild Atlantic Sea Sauna Dooey Beach · Dooey Beach, Lettermacaward · 15 km · fixed
Put Lough Nillan 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🌊 Lough Nillan dip · GrandFri, 2 Oct 15:30–16:30 · gentle breeze, dry
🌊 Lough Nillan dip · GrandSat, 3 Oct 09:30–10:30 · light winds, dry
🌊 Lough Nillan dip · GrandSun, 4 Oct 09:30–10:30 · gentle breeze, showers possible
Nearby spots
Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.