Dipper › Co. Donegal

Loch ó Thoir

Monitored, not designated

🌊 Dip🏄 Surf
Any tidePrefer highPrefer low
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.
Surf score now
0
Grim · no wave data here
Wind
41 km/h
Strong breeze, S, gusts 52
Daylight
07:36
Sunrise. Sunset 19:07. Air 14°C.

Best surf each day

Daylight hours
Today
09:00
Grim 0/100
no wave data here · 36 km/h
☀ 07:36–19:07
Sat, 3 Oct
08:00
Grim 0/100
no wave data here · 31 km/h
☀ 07:38–19:05
Sun, 4 Oct
08:00
Grim 0/100
no wave data here · 40 km/h
☀ 07:40–19:02
Mon, 5 Oct
10:00
Grim 0/100
no wave data here · 40 km/h
☀ 07:42–19:00
Tue, 6 Oct
10:00
Grim 0/100
no wave data here · 16 km/h
☀ 07:44–18:57
Wed, 7 Oct
10:00
Grim 0/100
no wave data here · 26 km/h
☀ 07:46–18:55
Thu, 8 Oct
13:00
Grim 0/100
no wave data here · 21 km/h
☀ 07:48–18:52

Week at a glance

Tap or drag to pick an hour. Everything below follows.
Fri 10:000 · Grimno wave data here
Fri 2Sat 3Sun 4Mon 5Tue 6Wed 7Thu 80003060912151821Fri 09:00 · 0 GrimFri 10:00 · 0 GrimFri 11:00 · 0 GrimFri 12:00 · 0 GrimFri 13:00 · 0 GrimFri 14:00 · 0 GrimFri 15:00 · 0 GrimFri 16:00 · 0 GrimFri 17:00 · 0 GrimFri 18:00 · 0 GrimFri 19:00 · 0 GrimFri 20:00 · 0 Grim · nightFri 21:00 · 0 Grim · nightFri 22:00 · 0 Grim · nightFri 23:00 · 0 Grim · nightSat 00:00 · 0 Grim · nightSat 01:00 · 0 Grim · nightSat 02:00 · 0 Grim · nightSat 03:00 · 0 Grim · nightSat 04:00 · 0 Grim · nightSat 05:00 · 0 Grim · nightSat 06:00 · 0 Grim · nightSat 07:00 · 0 Grim · nightSat 08:00 · 0 GrimSat 09:00 · 0 GrimSat 10:00 · 0 GrimSat 11:00 · 0 GrimSat 12:00 · 0 GrimSat 13:00 · 0 GrimSat 14:00 · 0 GrimSat 15:00 · 0 GrimSat 16:00 · 0 GrimSat 17:00 · 0 GrimSat 18:00 · 0 GrimSat 19:00 · 0 GrimSat 20:00 · 0 Grim · nightSat 21:00 · 0 Grim · nightSat 22:00 · 0 Grim · nightSat 23:00 · 0 Grim · nightSun 00:00 · 0 Grim · nightSun 01:00 · 0 Grim · nightSun 02:00 · 0 Grim · nightSun 03:00 · 0 Grim · nightSun 04:00 · 0 Grim · nightSun 05:00 · 0 Grim · nightSun 06:00 · 0 Grim · nightSun 07:00 · 0 Grim · nightSun 08:00 · 0 GrimSun 09:00 · 0 GrimSun 10:00 · 0 GrimSun 11:00 · 0 GrimSun 12:00 · 0 GrimSun 13:00 · 0 GrimSun 14:00 · 0 GrimSun 15:00 · 0 GrimSun 16:00 · 0 GrimSun 17:00 · 0 GrimSun 18:00 · 0 GrimSun 19:00 · 0 GrimSun 20:00 · 0 Grim · nightSun 21:00 · 0 Grim · nightSun 22:00 · 0 Grim · nightSun 23:00 · 0 Grim · nightMon 00:00 · 0 Grim · nightMon 01:00 · 0 Grim · nightMon 02:00 · 0 Grim · nightMon 03:00 · 0 Grim · nightMon 04:00 · 0 Grim · nightMon 05:00 · 0 Grim · nightMon 06:00 · 0 Grim · nightMon 07:00 · 0 Grim · nightMon 10:00 · 0 GrimMon 13:00 · 0 GrimMon 16:00 · 0 GrimMon 19:00 · 0 GrimMon 22:00 · 0 Grim · nightTue 01:00 · 0 Grim · nightTue 04:00 · 0 Grim · nightTue 07:00 · 0 Grim · nightTue 10:00 · 0 GrimTue 13:00 · 0 GrimTue 16:00 · 0 GrimTue 19:00 · 0 GrimTue 22:00 · 0 Grim · nightWed 01:00 · 0 Grim · nightWed 04:00 · 0 Grim · nightWed 07:00 · 0 Grim · nightWed 10:00 · 0 GrimWed 13:00 · 0 GrimWed 19:00 · 0 GrimThu 01:00 · 0 Grim · nightThu 07:00 · 0 Grim · nightThu 13:00 · 0 GrimThu 19:00 · 0 Grim

Fri, 2 Oct, 10:00

0 Grim
  • no wave data here
NESWsunrisesunset41 km/h
facing unknown
Waves
–
Wind
41 km/h S · gusts 52
Tide
–
Air
14°C · 0.6 mm rain

Meteogram

Score, waves, wind (green offshore, amber cross, red onshore), rain and air, tide

Hour by hour

Next 48 hours
TimeSurfWavesPeriodFromWindGustTideRainAirWhy
Today
09:000 Grim–––36 km/h S50–0.2 mm14°no wave data here
10:000 Grim–––41 km/h S52–0.6 mm14°no wave data here
11:000 Grim–––44 km/h S55–0.9 mm14°no wave data here
12:000 Grim–––44 km/h S58–1.8 mm14°no wave data here
13:000 Grim–––43 km/h SSW58–1.6 mm14°no wave data here
14:000 Grim–––38 km/h SSW55–0.8 mm14°no wave data here
15:000 Grim–––34 km/h SW50–0.3 mm14°no wave data here
16:000 Grim–––14 km/h W48–0.1 mm13°no wave data here
17:000 Grim–––29 km/h W50–dry13°no wave data here
18:000 Grim–––35 km/h WSW52–dry14°no wave data here
19:000 Grim–––37 km/h WSW50–dry13°no wave data here
20:000 Grim–––35 km/h W49–dry13°no wave data here
21:000 Grim–––34 km/h W48–dry13°no wave data here
22:000 Grim–––34 km/h W48–dry13°no wave data here
23:000 Grim–––35 km/h W46–dry13°no wave data here
Saturday, 3 October
00:000 Grim–––33 km/h W45–dry13°no wave data here
01:000 Grim–––33 km/h W44–dry13°no wave data here
02:000 Grim–––32 km/h WSW43–dry13°no wave data here
03:000 Grim–––31 km/h WSW43–dry13°no wave data here
04:000 Grim–––32 km/h WSW44–dry13°no wave data here
05:000 Grim–––33 km/h WSW46–dry13°no wave data here
06:000 Grim–––33 km/h WSW47–0.1 mm13°no wave data here
07:000 Grim–––35 km/h WSW46–dry13°no wave data here
08:000 Grim–––31 km/h W44–dry13°no wave data here
09:000 Grim–––31 km/h WSW42–dry14°no wave data here
10:000 Grim–––31 km/h WSW39–dry14°no wave data here
11:000 Grim–––31 km/h WSW39–dry14°no wave data here
12:000 Grim–––30 km/h SW39–dry14°no wave data here
13:000 Grim–––32 km/h SW40–dry14°no wave data here
14:000 Grim–––33 km/h SW41–dry14°no wave data here
15:000 Grim–––33 km/h SW42–dry14°no wave data here
16:000 Grim–––33 km/h SW42–dry15°no wave data here
17:000 Grim–––31 km/h SW41–dry15°no wave data here
18:000 Grim–––30 km/h SW41–dry15°no wave data here
19:000 Grim–––36 km/h SW43–dry15°no wave data here
20:000 Grim–––35 km/h SSW46–dry15°no wave data here
21:000 Grim–––39 km/h SSW50–dry15°no wave data here
22:000 Grim–––41 km/h SSW54–dry14°no wave data here
23:000 Grim–––43 km/h SSW56–dry14°no wave data here
Sunday, 4 October
00:000 Grim–––44 km/h SSW58–0.1 mm14°no wave data here
01:000 Grim–––46 km/h SSW60–dry14°no wave data here
02:000 Grim–––48 km/h SSW61–0.1 mm15°no wave data here
03:000 Grim–––51 km/h SSW62–0.1 mm15°no wave data here
04:000 Grim–––52 km/h SSW62–0.1 mm15°no wave data here
05:000 Grim–––49 km/h SSW61–0.2 mm15°no wave data here
06:000 Grim–––47 km/h SSW60–0.1 mm15°no wave data here
07:000 Grim–––46 km/h SW60–0.1 mm15°no wave data here
08:000 Grim–––40 km/h SW50–0.1 mm15°no wave data here

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

Open in Maps · OpenStreetMap

Access, parking and swimming areas are not recorded for this lake. Respect private land.

Sauna after?

Cocoon Sauna · Portnablagh Pier, Dunfanaghy · 19 km · fixed

itSaunatrailer · The Wee Beach, Marble Hill, Dunfanaghy · 21 km · fixed

Put Loch ó Thoir in your calendar

Dipper Plus drops the best surf 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
🏄 Loch ó Thoir surf · GrimFri, 2 Oct 08:30–09:30 · no wave data here
🏄 Loch ó Thoir surf · GrimSat, 3 Oct 07:30–08:30 · no wave data here
🏄 Loch ó Thoir surf · GrimSun, 4 Oct 07:30–08:30 · no wave data here

Nearby spots

Loch ó Dheas

3 km · Co. Donegal · Not classified

Loch ó Thuaidh

3 km · Co. Donegal · Not classified

Magheraroarty

12 km · Co. Donegal · Excellent Quality

Drumnatinny

13 km · Co. Donegal · Excellent Quality

Score is Dipper's own blend. It rates comfort, not safety. Forecast: Met Éireann. Lake data: © OpenStreetMap contributors.