Lough Alum
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
94
Grand · gentle breeze, dry
Wind
17 km/h
Gentle breeze, S, gusts 32
Daylight
07:41
Sunrise. Sunset 19:13. Air 13°C.
Best dip each day
Daylight hoursToday
19:00
Grand 91/100
gentle breeze, dry, sunny · 18 km/h
☀ 07:41–19:13
Sat, 3 Oct
19:00
Grand 100/100
light winds, dry · 11 km/h
☀ 07:42–19:11
Sun, 4 Oct
11:00
Grand 84/100
moderate breeze, dry · 24 km/h
☀ 07:44–19:09
Mon, 5 Oct
19:00
Grand 86/100
gentle breeze, showers possible · 15 km/h
☀ 07:46–19:06
Tue, 6 Oct
19:00
Grand 97/100
light winds, dry · 10 km/h
☀ 07:48–19:04
Wed, 7 Oct
10:00
Grand 91/100
gentle breeze, dry · 14 km/h
☀ 07:50–19:01
Thu, 8 Oct
13:00
Grand 83/100
gentle breeze, showers possible · 13 km/h
☀ 07:52–18:59
Week at a glance
Tap or drag to pick an hour. Everything below follows.Fri 06:0094 · Grand
Fri, 2 Oct, 06:00
94 Grand- gentle breeze
- dry
Waves
–
Wind
17 km/h S · gusts 32
Tide
–
Air
13°C · 0.1 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 | ||||||||||
| 06:00 | 94 Grand | – | – | – | 17 km/h S | 32 | – | 0.1 mm | 13° | gentle breeze, dry |
| 07:00 | 86 Grand | – | – | – | 19 km/h S | 34 | – | 0.3 mm | 13° | gentle breeze, showers possible |
| 08:00 | 69 Decent | – | – | – | 23 km/h SSW | 37 | – | 0.9 mm | 14° | moderate breeze, rain |
| 09:00 | 63 Decent | – | – | – | 21 km/h S | 40 | – | 1.9 mm | 14° | moderate breeze, rain |
| 10:00 | 54 Fresh | – | – | – | 20 km/h S | 44 | – | 3.7 mm | 14° | moderate breeze, rain |
| 11:00 | 54 Fresh | – | – | – | 22 km/h SW | 49 | – | 5.2 mm | 14° | moderate breeze, rain |
| 12:00 | 51 Fresh | – | – | – | 20 km/h SW | 53 | – | 3.5 mm | 11° | moderate breeze, rain |
| 13:00 | 89 Grand | – | – | – | 9 km/h SW | 42 | – | 0.6 mm | 12° | light winds, showers possible |
| 14:00 | 68 Decent | – | – | – | 29 km/h WSW | 40 | – | 0.1 mm | 14° | fresh breeze, dry |
| 15:00 | 84 Grand | – | – | – | 20 km/h W | 39 | – | dry | 15° | moderate breeze, dry |
| 16:00 | 84 Grand | – | – | – | 21 km/h W | 40 | – | dry | 14° | moderate breeze, dry |
| 17:00 | 84 Grand | – | – | – | 23 km/h W | 41 | – | dry | 14° | moderate breeze, dry |
| 18:00 | 81 Grand | – | – | – | 21 km/h W | 38 | – | dry | 13° | moderate breeze, dry |
| 19:00 | 91 Grand | – | – | – | 18 km/h W | 33 | – | dry | 12° | gentle breeze, dry, sunny |
| 20:00 | 91 Grand | – | – | – | 14 km/h W | 27 | – | dry | 10° | gentle breeze, dry |
| 21:00 | 92 Grand | – | – | – | 11 km/h W | 23 | – | dry | 10° | light winds, dry, sunny |
| 22:00 | 92 Grand | – | – | – | 9 km/h W | 20 | – | dry | 8° | light winds, dry, sunny |
| 23:00 | 92 Grand | – | – | – | 7 km/h WNW | 17 | – | dry | 6° | light winds, dry |
| Saturday, 3 October | ||||||||||
| 00:00 | 92 Grand | – | – | – | 9 km/h W | 16 | – | dry | 6° | light winds, dry |
| 01:00 | 86 Grand | – | – | – | 7 km/h W | 16 | – | dry | 6° | light winds, dry |
| 02:00 | 92 Grand | – | – | – | 9 km/h WNW | 18 | – | dry | 7° | light winds, dry |
| 03:00 | 86 Grand | – | – | – | 14 km/h W | 18 | – | dry | 10° | gentle breeze, dry |
| 04:00 | 91 Grand | – | – | – | 14 km/h W | 19 | – | dry | 11° | gentle breeze, dry |
| 05:00 | 97 Grand | – | – | – | 10 km/h W | 18 | – | dry | 11° | light winds, dry |
| 06:00 | 92 Grand | – | – | – | 8 km/h WNW | 16 | – | dry | 9° | light winds, dry |
| 07:00 | 92 Grand | – | – | – | 4 km/h WNW | 14 | – | dry | 9° | light winds, dry |
| 08:00 | 92 Grand | – | – | – | 5 km/h SSE | 13 | – | dry | 8° | light winds, dry, sunny |
| 09:00 | 92 Grand | – | – | – | 1 km/h WSW | 13 | – | dry | 8° | light winds, dry |
| 10:00 | 97 Grand | – | – | – | 0 km/h NNE | 16 | – | dry | 11° | light winds, dry |
| 11:00 | 94 Grand | – | – | – | 17 km/h SW | 23 | – | dry | 14° | gentle breeze, dry, sunny |
| 12:00 | 94 Grand | – | – | – | 17 km/h SW | 26 | – | dry | 15° | gentle breeze, dry |
| 13:00 | 94 Grand | – | – | – | 16 km/h SW | 27 | – | dry | 15° | gentle breeze, dry, sunny |
| 14:00 | 94 Grand | – | – | – | 15 km/h WSW | 30 | – | dry | 15° | gentle breeze, dry |
| 15:00 | 94 Grand | – | – | – | 17 km/h WSW | 32 | – | dry | 16° | gentle breeze, dry |
| 16:00 | 94 Grand | – | – | – | 17 km/h SW | 33 | – | dry | 16° | gentle breeze, dry |
| 17:00 | 94 Grand | – | – | – | 18 km/h SSW | 32 | – | dry | 15° | gentle breeze, dry |
| 18:00 | 94 Grand | – | – | – | 14 km/h SSW | 31 | – | dry | 14° | gentle breeze, dry |
| 19:00 | 100 Grand | – | – | – | 11 km/h SSW | 28 | – | dry | 13° | light winds, dry |
| 20:00 | 97 Grand | – | – | – | 9 km/h SSW | 27 | – | dry | 12° | light winds, dry |
| 21:00 | 97 Grand | – | – | – | 6 km/h S | 28 | – | dry | 12° | light winds, dry |
| 22:00 | 97 Grand | – | – | – | 8 km/h S | 31 | – | dry | 13° | light winds, dry |
| 23:00 | 94 Grand | – | – | – | 14 km/h SSW | 35 | – | dry | 14° | gentle breeze, dry |
| Sunday, 4 October | ||||||||||
| 00:00 | 94 Grand | – | – | – | 17 km/h SW | 38 | – | 0.1 mm | 14° | gentle breeze, dry |
| 01:00 | 84 Grand | – | – | – | 22 km/h SW | 40 | – | 0.1 mm | 15° | moderate breeze, dry |
| 02:00 | 84 Grand | – | – | – | 21 km/h SSW | 43 | – | 0.1 mm | 15° | moderate breeze, dry |
| 03:00 | 76 Decent | – | – | – | 23 km/h SW | 44 | – | 0.2 mm | 15° | moderate breeze, showers possible |
| 04:00 | 76 Decent | – | – | – | 22 km/h SW | 44 | – | 0.2 mm | 16° | moderate breeze, showers possible |
| 05:00 | 76 Decent | – | – | – | 24 km/h SW | 45 | – | 0.2 mm | 16° | 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?
The Wild Atlantic Sauna (Slainte Saunas) · Old Head Beach, Louisburgh · 23 km · fixed
Big Dipper Sauna · Carrowniskey Beach, BigStyle Atlantic Lodge, Louisburgh · 34 km · fixed
Put Lough Alum 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 Alum dip · GrandFri, 2 Oct 18:30–19:30 · gentle breeze, dry, sunny
🌊 Lough Alum dip · GrandSat, 3 Oct 18:30–19:30 · light winds, dry
🌊 Lough Alum dip · GrandSun, 4 Oct 10:30–11:30 · moderate breeze, dry
Nearby spots
Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.