Lough Islan
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
81
Grand · moderate breeze, dry
Wind
20 km/h
Moderate breeze, W, gusts 33
Daylight
07:32
Sunrise. Sunset 19:05. Air 13°C.
Best dip each day
Daylight hours, preferring low tideToday
19:00
Grand 81/100
moderate breeze, dry · 20 km/h
☀ 07:32–19:05
Sat, 3 Oct
12:00
Grand 100/100
light winds, dry, sunny · 11 km/h
☀ 07:34–19:03
Sun, 4 Oct
10:00
Grand 94/100
gentle breeze, dry · 17 km/h
☀ 07:36–19:00
Mon, 5 Oct
17:00
Grand 94/100
gentle breeze, dry · 18 km/h
☀ 07:38–18:58
Tue, 6 Oct
16:00
Grand 100/100
light winds, dry · 11 km/h
☀ 07:40–18:55
Wed, 7 Oct
10:00
Grand 92/100
light winds, dry · 11 km/h
☀ 07:41–18:53
Thu, 8 Oct
13:00
Grand 97/100
light winds, dry · 11 km/h
☀ 07:43–18:51
Week at a glance
Tap or drag to pick an hour. Everything below follows.Fri 19:0081 · Grand
Fri, 2 Oct, 19:00
81 Grand- moderate breeze
- dry
Waves
–
Wind
20 km/h W · gusts 33
Tide
–
Air
13°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 | ||||||||||
| 19:00 | 81 Grand | – | – | – | 20 km/h W | 33 | – | dry | 13° | moderate breeze, dry |
| 20:00 | 91 Grand | – | – | – | 18 km/h WSW | 28 | – | dry | 12° | gentle breeze, dry, sunny |
| 21:00 | 86 Grand | – | – | – | 13 km/h WSW | 24 | – | dry | 10° | gentle breeze, dry, sunny |
| 22:00 | 86 Grand | – | – | – | 14 km/h WSW | 22 | – | dry | 9° | gentle breeze, dry, sunny |
| 23:00 | 86 Grand | – | – | – | 13 km/h WSW | 21 | – | dry | 8° | gentle breeze, dry, sunny |
| Saturday, 3 October | ||||||||||
| 00:00 | 86 Grand | – | – | – | 15 km/h WSW | 20 | – | dry | 7° | gentle breeze, dry |
| 01:00 | 92 Grand | – | – | – | 12 km/h W | 19 | – | dry | 7° | light winds, dry |
| 02:00 | 86 Grand | – | – | – | 9 km/h SW | 17 | – | dry | 6° | light winds, dry |
| 03:00 | 86 Grand | – | – | – | 7 km/h S | 14 | – | dry | 5° | light winds, dry |
| 04:00 | 86 Grand | – | – | – | 6 km/h SSE | 13 | – | dry | 5° | light winds, dry |
| 05:00 | 86 Grand | – | – | – | 7 km/h S | 13 | – | dry | 6° | light winds, dry |
| 06:00 | 92 Grand | – | – | – | 7 km/h SSW | 13 | – | dry | 7° | light winds, dry |
| 07:00 | 86 Grand | – | – | – | 6 km/h S | 13 | – | dry | 6° | light winds, dry |
| 08:00 | 86 Grand | – | – | – | 8 km/h S | 13 | – | dry | 5° | light winds, dry, sunny |
| 09:00 | 92 Grand | – | – | – | 6 km/h S | 14 | – | dry | 6° | light winds, dry, sunny |
| 10:00 | 92 Grand | – | – | – | 9 km/h SW | 17 | – | dry | 10° | light winds, dry, sunny |
| 11:00 | 97 Grand | – | – | – | 10 km/h SSW | 19 | – | dry | 12° | light winds, dry, sunny |
| 12:00 | 100 Grand | – | – | – | 11 km/h SW | 21 | – | dry | 14° | light winds, dry, sunny |
| 13:00 | 100 Grand | – | – | – | 10 km/h WSW | 22 | – | dry | 15° | light winds, dry, sunny |
| 14:00 | 100 Grand | – | – | – | 10 km/h SW | 23 | – | dry | 15° | light winds, dry, sunny |
| 15:00 | 100 Grand | – | – | – | 10 km/h SW | 24 | – | dry | 16° | light winds, dry |
| 16:00 | 100 Grand | – | – | – | 10 km/h SW | 26 | – | dry | 16° | light winds, dry, sunny |
| 17:00 | 100 Grand | – | – | – | 10 km/h SW | 26 | – | dry | 16° | light winds, dry |
| 18:00 | 100 Grand | – | – | – | 7 km/h SSW | 24 | – | dry | 15° | light winds, dry |
| 19:00 | 97 Grand | – | – | – | 7 km/h S | 18 | – | dry | 12° | light winds, dry |
| 20:00 | 97 Grand | – | – | – | 9 km/h S | 16 | – | dry | 10° | light winds, dry |
| 21:00 | 92 Grand | – | – | – | 8 km/h S | 18 | – | dry | 9° | light winds, dry |
| 22:00 | 92 Grand | – | – | – | 9 km/h S | 21 | – | dry | 9° | light winds, dry |
| 23:00 | 91 Grand | – | – | – | 14 km/h S | 25 | – | dry | 10° | gentle breeze, dry |
| Sunday, 4 October | ||||||||||
| 00:00 | 91 Grand | – | – | – | 15 km/h SSW | 28 | – | dry | 10° | gentle breeze, dry |
| 01:00 | 86 Grand | – | – | – | 13 km/h SSW | 29 | – | dry | 10° | gentle breeze, dry |
| 02:00 | 86 Grand | – | – | – | 13 km/h S | 30 | – | dry | 9° | gentle breeze, dry |
| 03:00 | 92 Grand | – | – | – | 12 km/h S | 30 | – | dry | 9° | light winds, dry |
| 04:00 | 86 Grand | – | – | – | 13 km/h SSW | 31 | – | dry | 9° | gentle breeze, dry |
| 05:00 | 86 Grand | – | – | – | 13 km/h SSW | 31 | – | dry | 10° | gentle breeze, dry |
| 06:00 | 91 Grand | – | – | – | 13 km/h SSW | 32 | – | dry | 10° | gentle breeze, dry |
| 07:00 | 91 Grand | – | – | – | 15 km/h SSW | 32 | – | dry | 11° | gentle breeze, dry |
| 08:00 | 91 Grand | – | – | – | 16 km/h SSW | 32 | – | dry | 12° | gentle breeze, dry |
| 09:00 | 91 Grand | – | – | – | 17 km/h SSW | 33 | – | dry | 13° | gentle breeze, dry |
| 10:00 | 94 Grand | – | – | – | 17 km/h SSW | 34 | – | dry | 13° | gentle breeze, dry |
| 11:00 | 94 Grand | – | – | – | 18 km/h SSW | 35 | – | dry | 14° | gentle breeze, dry |
| 12:00 | 84 Grand | – | – | – | 21 km/h SSW | 36 | – | dry | 15° | moderate breeze, dry |
| 13:00 | 84 Grand | – | – | – | 21 km/h SSW | 38 | – | dry | 15° | moderate breeze, dry |
| 14:00 | 84 Grand | – | – | – | 25 km/h SW | 43 | – | dry | 17° | moderate breeze, dry |
| 15:00 | 84 Grand | – | – | – | 24 km/h SW | 43 | – | dry | 17° | moderate breeze, dry |
| 16:00 | 84 Grand | – | – | – | 24 km/h SW | 40 | – | 0.1 mm | 17° | moderate breeze, dry |
| 17:00 | 84 Grand | – | – | – | 25 km/h SW | 40 | – | 0.1 mm | 16° | moderate breeze, dry |
| 18:00 | 84 Grand | – | – | – | 24 km/h SW | 38 | – | dry | 16° | moderate 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?
Lough Allen Adventure Sauna · Lough Allen Adventure Centre, Ballinaglera, Co. Leitrim · 46 km · fixed
The Sauna Society (Lough Ennell) · Tudenham Shore, Lough Ennell, Mullingar, Co. Westmeath · 47 km · fixed
Nothing closer that we know of. All saunas.
Put Lough Islan 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 Islan dip · GrandFri, 2 Oct 18:30–19:30 · moderate breeze, dry
🌊 Lough Islan dip · GrandSat, 3 Oct 11:30–12:30 · light winds, dry, sunny
🌊 Lough Islan dip · GrandSun, 4 Oct 09:30–10:30 · gentle breeze, dry
Nearby spots
Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.