Derryreel Lough
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
86
Grand · gentle breeze, dry
Wind
13 km/h
Gentle breeze, WSW, gusts 38
Daylight
07:37
Sunrise. Sunset 19:04. Air 9°C.
Best dip each day
Daylight hoursToday
19:00
Grand 97/100
light winds, dry · 12 km/h
☀ 07:37–19:04
Sun, 4 Oct
19:00
Grand 84/100
moderate breeze, dry · 28 km/h
☀ 07:39–19:02
Mon, 5 Oct
19:00
Grand 92/100
light winds, showers possible · 10 km/h
☀ 07:41–18:59
Tue, 6 Oct
10:00
Grand 83/100
gentle breeze, showers possible · 15 km/h
☀ 07:43–18:57
Wed, 7 Oct
10:00
Decent 68/100
moderate breeze, rain · 24 km/h
☀ 07:45–18:54
Thu, 8 Oct
10:00
Grand 97/100
light winds, dry · 9 km/h
☀ 07:47–18:52
Fri, 9 Oct
19:00
Blowy 41/100
fresh breeze, rain · 32 km/h
☀ 07:49–18:49
Week at a glance
Tap or drag to pick an hour. Everything below follows.Sat 00:0086 · Grand
Sat, 3 Oct, 00:00
86 Grand- gentle breeze
- dry
Waves
–
Wind
13 km/h WSW · gusts 38
Tide
–
Air
9°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 | ||||||||||
| 00:00 | 86 Grand | – | – | – | 13 km/h WSW | 38 | – | dry | 9° | gentle breeze, dry |
| 01:00 | 86 Grand | – | – | – | 14 km/h WSW | 33 | – | dry | 9° | gentle breeze, dry |
| 02:00 | 92 Grand | – | – | – | 12 km/h SW | 30 | – | dry | 9° | light winds, dry |
| 03:00 | 92 Grand | – | – | – | 11 km/h SW | 27 | – | dry | 9° | light winds, dry |
| 04:00 | 92 Grand | – | – | – | 11 km/h SSW | 26 | – | dry | 9° | light winds, dry |
| 05:00 | 92 Grand | – | – | – | 10 km/h SSW | 24 | – | dry | 9° | light winds, dry |
| 06:00 | 92 Grand | – | – | – | 11 km/h SSW | 24 | – | dry | 9° | light winds, dry |
| 07:00 | 92 Grand | – | – | – | 12 km/h SW | 26 | – | dry | 10° | light winds, dry |
| 08:00 | 86 Grand | – | – | – | 13 km/h SSW | 27 | – | dry | 10° | gentle breeze, dry |
| 09:00 | 91 Grand | – | – | – | 15 km/h SSW | 29 | – | dry | 10° | gentle breeze, dry |
| 10:00 | 91 Grand | – | – | – | 13 km/h SW | 31 | – | dry | 11° | gentle breeze, dry |
| 11:00 | 91 Grand | – | – | – | 14 km/h WSW | 33 | – | dry | 12° | gentle breeze, dry |
| 12:00 | 91 Grand | – | – | – | 15 km/h WSW | 32 | – | dry | 13° | gentle breeze, dry, sunny |
| 13:00 | 94 Grand | – | – | – | 16 km/h WSW | 31 | – | dry | 14° | gentle breeze, dry, sunny |
| 14:00 | 94 Grand | – | – | – | 17 km/h WSW | 30 | – | dry | 14° | gentle breeze, dry, sunny |
| 15:00 | 94 Grand | – | – | – | 15 km/h SW | 31 | – | dry | 14° | gentle breeze, dry, sunny |
| 16:00 | 94 Grand | – | – | – | 17 km/h SW | 31 | – | dry | 14° | gentle breeze, dry, sunny |
| 17:00 | 94 Grand | – | – | – | 14 km/h SW | 30 | – | dry | 14° | gentle breeze, dry, sunny |
| 18:00 | 94 Grand | – | – | – | 15 km/h SSW | 27 | – | dry | 14° | gentle breeze, dry |
| 19:00 | 97 Grand | – | – | – | 12 km/h SSW | 23 | – | dry | 12° | light winds, dry |
| 20:00 | 97 Grand | – | – | – | 12 km/h S | 20 | – | dry | 11° | light winds, dry |
| 21:00 | 97 Grand | – | – | – | 12 km/h SSW | 23 | – | dry | 11° | light winds, dry |
| 22:00 | 91 Grand | – | – | – | 15 km/h SSW | 27 | – | dry | 11° | gentle breeze, dry, sunny |
| 23:00 | 81 Grand | – | – | – | 21 km/h SSW | 32 | – | dry | 11° | moderate breeze, dry |
| Sunday, 4 October | ||||||||||
| 00:00 | 81 Grand | – | – | – | 26 km/h SSW | 39 | – | dry | 12° | moderate breeze, dry |
| 01:00 | 65 Decent | – | – | – | 29 km/h SSW | 43 | – | dry | 12° | fresh breeze, dry |
| 02:00 | 65 Decent | – | – | – | 33 km/h SSW | 48 | – | dry | 12° | fresh breeze, dry |
| 03:00 | 65 Decent | – | – | – | 34 km/h SSW | 52 | – | dry | 13° | fresh breeze, dry |
| 04:00 | 65 Decent | – | – | – | 30 km/h SSW | 54 | – | dry | 13° | fresh breeze, dry |
| 05:00 | 57 Fresh | – | – | – | 32 km/h SSW | 54 | – | dry | 13° | fresh breeze, dry |
| 06:00 | 60 Fresh | – | – | – | 32 km/h SSW | 55 | – | dry | 13° | fresh breeze, dry |
| 07:00 | 60 Fresh | – | – | – | 33 km/h SW | 54 | – | 0.1 mm | 14° | fresh breeze, dry |
| 08:00 | 68 Decent | – | – | – | 31 km/h SW | 54 | – | 0.1 mm | 14° | fresh breeze, dry |
| 09:00 | 68 Decent | – | – | – | 32 km/h SW | 53 | – | 0.1 mm | 15° | fresh breeze, dry |
| 10:00 | 68 Decent | – | – | – | 32 km/h SW | 51 | – | 0.1 mm | 15° | fresh breeze, dry |
| 11:00 | 68 Decent | – | – | – | 30 km/h SW | 51 | – | 0.1 mm | 15° | fresh breeze, dry |
| 12:00 | 68 Decent | – | – | – | 31 km/h SSW | 51 | – | 0.1 mm | 15° | fresh breeze, dry |
| 13:00 | 68 Decent | – | – | – | 30 km/h SW | 53 | – | 0.1 mm | 15° | fresh breeze, dry |
| 14:00 | 68 Decent | – | – | – | 30 km/h SW | 54 | – | 0.1 mm | 15° | fresh breeze, dry |
| 15:00 | 76 Decent | – | – | – | 28 km/h SW | 54 | – | 0.1 mm | 15° | moderate breeze, dry |
| 16:00 | 60 Fresh | – | – | – | 30 km/h SW | 55 | – | 0.1 mm | 15° | fresh breeze, dry |
| 17:00 | 76 Decent | – | – | – | 28 km/h SW | 55 | – | 0.1 mm | 15° | moderate breeze, dry |
| 18:00 | 68 Decent | – | – | – | 31 km/h SW | 54 | – | 0.1 mm | 15° | fresh breeze, dry |
| 19:00 | 84 Grand | – | – | – | 28 km/h SW | 54 | – | 0.1 mm | 15° | moderate breeze, dry |
| 20:00 | 84 Grand | – | – | – | 27 km/h SW | 53 | – | 0.1 mm | 15° | moderate breeze, dry |
| 21:00 | 68 Decent | – | – | – | 31 km/h SW | 54 | – | dry | 15° | fresh breeze, dry |
| 22:00 | 60 Fresh | – | – | – | 31 km/h SW | 55 | – | dry | 15° | fresh breeze, dry |
| 23:00 | 60 Fresh | – | – | – | 35 km/h SW | 57 | – | dry | 15° | fresh 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?
Cocoon Sauna · Portnablagh Pier, Dunfanaghy · 8 km · fixed
itSaunatrailer · The Wee Beach, Marble Hill, Dunfanaghy · 9 km · fixed
The Hot Barrel Sauna · Portsalon Pier (also Kerrykeel Pier) · 27 km · mobile
Put Derryreel Lough 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🌊 Derryreel Lough dip · GrandSat, 3 Oct 18:30–19:30 · light winds, dry
🌊 Derryreel Lough dip · GrandSun, 4 Oct 18:30–19:30 · moderate breeze, dry
🌊 Derryreel Lough dip · GrandMon, 5 Oct 18:30–19:30 · light winds, showers possible
Nearby spots
Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.