Rosapenna 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
91
Grand · gentle breeze, dry
Wind
19 km/h
Gentle breeze, SSE, gusts 40
Daylight
07:35
Sunrise. Sunset 19:06. Air 12°C.
Best dip each day
Daylight hoursToday
08:00
Grand 91/100
gentle breeze, dry · 19 km/h
☀ 07:35–19:06
Sat, 3 Oct
18:00
Grand 100/100
light winds, dry · 12 km/h
☀ 07:37–19:03
Sun, 4 Oct
08:00
Grand 84/100
moderate breeze, dry · 27 km/h
☀ 07:38–19:01
Mon, 5 Oct
19:00
Grand 86/100
gentle breeze, showers possible · 19 km/h
☀ 07:40–18:58
Tue, 6 Oct
10:00
Grand 89/100
light winds, showers possible · 12 km/h
☀ 07:42–18:56
Wed, 7 Oct
10:00
Decent 79/100
gentle breeze, rain · 18 km/h
☀ 07:44–18:53
Thu, 8 Oct
13:00
Grand 83/100
gentle breeze, showers possible · 13 km/h
☀ 07:46–18:51
Week at a glance
Tap or drag to pick an hour. Everything below follows.Fri 08:0091 · Grand
Fri, 2 Oct, 08:00
91 Grand- gentle breeze
- dry
Waves
–
Wind
19 km/h SSE · gusts 40
Tide
–
Air
12°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 | ||||||||||
| 08:00 | 91 Grand | – | – | – | 19 km/h SSE | 40 | – | dry | 12° | gentle breeze, dry |
| 09:00 | 81 Grand | – | – | – | 24 km/h SSE | 42 | – | 0.1 mm | 12° | moderate breeze, dry |
| 10:00 | 73 Decent | – | – | – | 27 km/h SSE | 45 | – | 0.2 mm | 12° | moderate breeze, showers possible |
| 11:00 | 73 Decent | – | – | – | 28 km/h S | 47 | – | 0.4 mm | 13° | moderate breeze, showers possible |
| 12:00 | 65 Decent | – | – | – | 25 km/h SSE | 47 | – | 1.5 mm | 13° | moderate breeze, rain |
| 13:00 | 61 Fresh | – | – | – | 21 km/h S | 46 | – | 2.1 mm | 13° | moderate breeze, rain |
| 14:00 | 64 Decent | – | – | – | 21 km/h SSW | 44 | – | 1.1 mm | 12° | moderate breeze, rain |
| 15:00 | 83 Grand | – | – | – | 17 km/h SSW | 41 | – | 0.5 mm | 12° | gentle breeze, showers possible |
| 16:00 | 84 Grand | – | – | – | 25 km/h SW | 42 | – | 0.1 mm | 13° | moderate breeze, dry |
| 17:00 | 91 Grand | – | – | – | 18 km/h WSW | 41 | – | dry | 12° | gentle breeze, dry |
| 18:00 | 81 Grand | – | – | – | 21 km/h WSW | 42 | – | dry | 12° | moderate breeze, dry |
| 19:00 | 91 Grand | – | – | – | 15 km/h SW | 39 | – | dry | 11° | gentle breeze, dry |
| 20:00 | 91 Grand | – | – | – | 16 km/h SW | 33 | – | dry | 10° | gentle breeze, dry |
| 21:00 | 97 Grand | – | – | – | 12 km/h SW | 32 | – | dry | 10° | light winds, dry |
| 22:00 | 81 Grand | – | – | – | 24 km/h W | 31 | – | dry | 10° | moderate breeze, dry |
| 23:00 | 91 Grand | – | – | – | 15 km/h SW | 30 | – | dry | 10° | gentle breeze, dry |
| Saturday, 3 October | ||||||||||
| 00:00 | 91 Grand | – | – | – | 19 km/h W | 29 | – | dry | 11° | gentle breeze, dry |
| 01:00 | 86 Grand | – | – | – | 12 km/h SW | 27 | – | dry | 10° | gentle breeze, dry |
| 02:00 | 86 Grand | – | – | – | 13 km/h SSW | 24 | – | dry | 8° | gentle breeze, dry |
| 03:00 | 86 Grand | – | – | – | 12 km/h SSW | 23 | – | dry | 9° | gentle breeze, dry |
| 04:00 | 86 Grand | – | – | – | 13 km/h SSW | 22 | – | dry | 9° | gentle breeze, dry |
| 05:00 | 86 Grand | – | – | – | 13 km/h SSW | 23 | – | dry | 10° | gentle breeze, dry |
| 06:00 | 92 Grand | – | – | – | 11 km/h SSW | 24 | – | dry | 10° | light winds, dry |
| 07:00 | 91 Grand | – | – | – | 13 km/h SW | 26 | – | dry | 10° | gentle breeze, dry |
| 08:00 | 91 Grand | – | – | – | 15 km/h WSW | 25 | – | dry | 11° | gentle breeze, dry |
| 09:00 | 91 Grand | – | – | – | 15 km/h WSW | 24 | – | dry | 11° | gentle breeze, dry |
| 10:00 | 91 Grand | – | – | – | 15 km/h WSW | 25 | – | dry | 12° | gentle breeze, dry, sunny |
| 11:00 | 94 Grand | – | – | – | 17 km/h WSW | 27 | – | dry | 13° | gentle breeze, dry |
| 12:00 | 94 Grand | – | – | – | 17 km/h WSW | 28 | – | dry | 14° | gentle breeze, dry |
| 13:00 | 94 Grand | – | – | – | 18 km/h SW | 29 | – | dry | 14° | gentle breeze, dry, sunny |
| 14:00 | 94 Grand | – | – | – | 18 km/h SW | 30 | – | dry | 15° | gentle breeze, dry, sunny |
| 15:00 | 94 Grand | – | – | – | 17 km/h SW | 31 | – | dry | 15° | gentle breeze, dry |
| 16:00 | 94 Grand | – | – | – | 19 km/h SSW | 32 | – | dry | 15° | gentle breeze, dry |
| 17:00 | 94 Grand | – | – | – | 19 km/h SSW | 32 | – | dry | 14° | gentle breeze, dry |
| 18:00 | 100 Grand | – | – | – | 12 km/h SSW | 30 | – | dry | 14° | light winds, dry |
| 19:00 | 94 Grand | – | – | – | 13 km/h SSW | 29 | – | dry | 13° | gentle breeze, dry |
| 20:00 | 94 Grand | – | – | – | 15 km/h SSW | 31 | – | dry | 13° | gentle breeze, dry |
| 21:00 | 84 Grand | – | – | – | 21 km/h SSW | 35 | – | dry | 13° | moderate breeze, dry |
| 22:00 | 84 Grand | – | – | – | 27 km/h SSW | 38 | – | dry | 13° | moderate breeze, dry |
| 23:00 | 84 Grand | – | – | – | 28 km/h SSW | 40 | – | dry | 13° | moderate breeze, dry |
| Sunday, 4 October | ||||||||||
| 00:00 | 84 Grand | – | – | – | 27 km/h SSW | 42 | – | dry | 13° | moderate breeze, dry |
| 01:00 | 68 Decent | – | – | – | 29 km/h SSW | 44 | – | dry | 13° | fresh breeze, dry |
| 02:00 | 84 Grand | – | – | – | 28 km/h SSW | 44 | – | dry | 13° | moderate breeze, dry |
| 03:00 | 68 Decent | – | – | – | 31 km/h SSW | 45 | – | dry | 14° | fresh breeze, dry |
| 04:00 | 84 Grand | – | – | – | 28 km/h SSW | 45 | – | 0.1 mm | 14° | moderate breeze, dry |
| 05:00 | 84 Grand | – | – | – | 27 km/h SSW | 45 | – | 0.1 mm | 15° | moderate breeze, dry |
| 06:00 | 68 Decent | – | – | – | 29 km/h SSW | 46 | – | 0.1 mm | 15° | fresh breeze, dry |
| 07:00 | 84 Grand | – | – | – | 27 km/h SSW | 45 | – | 0.1 mm | 15° | 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?
itSaunatrailer · The Wee Beach, Marble Hill, Dunfanaghy · 5 km · fixed
Cocoon Sauna · Portnablagh Pier, Dunfanaghy · 7 km · fixed
The Hot Barrel Sauna · Portsalon Pier (also Kerrykeel Pier) · 13 km · mobile
The Swilly Sauna · Main Beach car park, Rathmullan · 21 km · mobile
Put Rosapenna 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🌊 Rosapenna Lake dip · GrandFri, 2 Oct 07:30–08:30 · gentle breeze, dry
🌊 Rosapenna Lake dip · GrandSat, 3 Oct 17:30–18:30 · light winds, dry
🌊 Rosapenna Lake dip · GrandSun, 4 Oct 07:30–08:30 · moderate breeze, dry
Nearby spots
Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.