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.
Dip score now
49
Fresh · strong wind, dry
Wind
41 km/h
Strong breeze, WNW, gusts 48
Daylight
07:36
Sunrise. Sunset 19:07. Air 13°C.

Best dip each day

Daylight hours, preferring high tide
Today
Daylight's done for today.
☀ 07:36–19:07
Sat, 3 Oct
10:00
Grand 84/100
moderate breeze, dry · 24 km/h
☀ 07:38–19:05
Sun, 4 Oct
16:00
Decent 68/100
fresh breeze, dry · 39 km/h
☀ 07:40–19:02
Mon, 5 Oct
16:00
Fresh 60/100
fresh breeze, showers possible · 38 km/h
☀ 07:42–19:00
Tue, 6 Oct
13:00
Grand 91/100
gentle breeze, dry · 17 km/h
☀ 07:44–18:57
Wed, 7 Oct
10:00
Decent 73/100
moderate breeze, showers possible · 25 km/h
☀ 07:46–18:55
Thu, 8 Oct
13:00
Grand 89/100
light winds, showers possible · 8 km/h
☀ 07:48–18:52

Week at a glance

Tap or drag to pick an hour. Everything below follows.
Fri 22:0049 · Freshstrong wind · dry
Fri 2Sat 3Sun 4Mon 5Tue 6Wed 7Thu 80003060912151821Fri 16:00 · 68 DecentFri 17:00 · 68 DecentFri 18:00 · 52 FreshFri 19:00 · 68 DecentFri 20:00 · 68 Decent · nightFri 21:00 · 65 Decent · nightFri 22:00 · 49 Fresh · nightFri 23:00 · 65 Decent · nightSat 00:00 · 65 Decent · nightSat 01:00 · 65 Decent · nightSat 02:00 · 65 Decent · nightSat 03:00 · 68 Decent · nightSat 04:00 · 68 Decent · nightSat 05:00 · 68 Decent · nightSat 06:00 · 68 Decent · nightSat 07:00 · 65 Decent · nightSat 08:00 · 68 DecentSat 09:00 · 68 DecentSat 10:00 · 84 GrandSat 11:00 · 84 GrandSat 12:00 · 84 GrandSat 13:00 · 84 GrandSat 14:00 · 84 GrandSat 15:00 · 84 GrandSat 16:00 · 84 GrandSat 17:00 · 84 GrandSat 18:00 · 84 GrandSat 19:00 · 84 GrandSat 20:00 · 84 Grand · nightSat 21:00 · 68 Decent · nightSat 22:00 · 68 Decent · nightSat 23:00 · 60 Fresh · nightSun 00:00 · 44 Blowy · nightSun 01:00 · 44 Blowy · nightSun 02:00 · 44 Blowy · nightSun 03:00 · 44 Blowy · nightSun 04:00 · 44 Blowy · nightSun 05:00 · 44 Blowy · nightSun 06:00 · 44 Blowy · nightSun 07:00 · 44 Blowy · nightSun 08:00 · 44 BlowySun 09:00 · 44 BlowySun 10:00 · 44 BlowySun 11:00 · 44 BlowySun 12:00 · 44 BlowySun 13:00 · 44 BlowySun 14:00 · 52 FreshSun 15:00 · 52 FreshSun 16:00 · 68 DecentSun 17:00 · 68 DecentSun 18:00 · 52 FreshSun 19:00 · 52 FreshSun 20:00 · 52 Fresh · nightSun 21:00 · 52 Fresh · nightSun 22:00 · 52 Fresh · nightSun 23:00 · 52 Fresh · nightMon 00:00 · 52 Fresh · nightMon 01:00 · 44 Blowy · nightMon 02:00 · 68 Decent · nightMon 03:00 · 68 Decent · nightMon 04:00 · 52 Fresh · nightMon 05:00 · 52 Fresh · nightMon 06:00 · 52 Fresh · nightMon 07:00 · 44 Blowy · nightMon 08:00 · 52 FreshMon 09:00 · 52 FreshMon 10:00 · 52 FreshMon 11:00 · 52 FreshMon 12:00 · 52 FreshMon 13:00 · 52 FreshMon 14:00 · 44 BlowyMon 15:00 · 44 BlowyMon 16:00 · 60 FreshMon 17:00 · 60 FreshMon 18:00 · 60 FreshMon 19:00 · 60 FreshMon 22:00 · 71 Decent · nightTue 01:00 · 80 Grand · nightTue 04:00 · 75 Decent · nightTue 07:00 · 79 Decent · nightTue 10:00 · 73 DecentTue 13:00 · 91 GrandTue 16:00 · 91 GrandTue 19:00 · 91 GrandTue 22:00 · 91 Grand · nightWed 01:00 · 81 Grand · nightWed 04:00 · 73 Decent · nightWed 07:00 · 73 Decent · nightWed 10:00 · 73 DecentWed 13:00 · 73 DecentWed 16:00 · 57 FreshWed 19:00 · 57 FreshWed 22:00 · 57 Fresh · nightThu 01:00 · 57 Fresh · nightThu 07:00 · 73 Decent · nightThu 13:00 · 89 GrandThu 19:00 · 73 Decent

Fri, 2 Oct, 22:00

49 Fresh
  • strong wind
  • dry
NESWsunrisesunset41 km/h
facing unknown
Waves
–
Wind
41 km/h WNW · gusts 48
Tide
–
Air
13°C · dry

Meteogram

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

Hour by hour

Next 48 hours
TimeDipWavesPeriodFromWindGustTideRainAirWhy
Today
21:0065 Decent–––36 km/h W48–dry13°fresh breeze, dry
22:0049 Fresh–––41 km/h WNW48–dry13°strong wind, dry
23:0065 Decent–––35 km/h W48–dry13°fresh breeze, dry
Saturday, 3 October
00:0065 Decent–––35 km/h W47–dry13°fresh breeze, dry
01:0065 Decent–––33 km/h W46–dry13°fresh breeze, dry
02:0065 Decent–––32 km/h WSW44–dry13°fresh breeze, dry
03:0068 Decent–––31 km/h WSW43–dry13°fresh breeze, dry
04:0068 Decent–––31 km/h WSW44–dry13°fresh breeze, dry
05:0068 Decent–––33 km/h WSW45–dry13°fresh breeze, dry
06:0068 Decent–––34 km/h WSW46–dry13°fresh breeze, dry
07:0065 Decent–––31 km/h WSW46–0.1 mm13°fresh breeze, dry
08:0068 Decent–––30 km/h WSW45–0.1 mm13°fresh breeze, dry
09:0068 Decent–––35 km/h WSW42–dry13°fresh breeze, dry
10:0084 Grand–––24 km/h W40–dry13°moderate breeze, dry
11:0084 Grand–––23 km/h W39–dry14°moderate breeze, dry
12:0084 Grand–––23 km/h WSW39–dry14°moderate breeze, dry, sunny
13:0084 Grand–––25 km/h WSW40–dry14°moderate breeze, dry, sunny
14:0084 Grand–––25 km/h SW41–dry14°moderate breeze, dry
15:0084 Grand–––28 km/h SW42–dry14°moderate breeze, dry, sunny
16:0084 Grand–––27 km/h SW42–dry15°moderate breeze, dry
17:0084 Grand–––24 km/h SW41–dry15°moderate breeze, dry
18:0084 Grand–––25 km/h S41–dry15°moderate breeze, dry
19:0084 Grand–––25 km/h SSW42–dry15°moderate breeze, dry
20:0084 Grand–––25 km/h SSW44–dry14°moderate breeze, dry
21:0068 Decent–––29 km/h SSW49–dry14°fresh breeze, dry
22:0068 Decent–––31 km/h SSW52–dry14°fresh breeze, dry
23:0060 Fresh–––37 km/h SSW55–dry14°fresh breeze, dry
Sunday, 4 October
00:0044 Blowy–––43 km/h SSW58–dry14°strong wind, dry
01:0044 Blowy–––44 km/h SSW60–0.1 mm14°strong wind, dry
02:0044 Blowy–––42 km/h SSW60–0.1 mm13°strong wind, dry
03:0044 Blowy–––44 km/h SSW61–0.1 mm14°strong wind, dry
04:0044 Blowy–––49 km/h SSW62–0.1 mm14°strong wind, dry
05:0044 Blowy–––47 km/h SSW62–0.1 mm14°strong wind, dry
06:0044 Blowy–––44 km/h SSW61–0.1 mm15°strong wind, dry
07:0044 Blowy–––47 km/h SW60–0.1 mm15°strong wind, dry
08:0044 Blowy–––48 km/h SSW60–0.1 mm15°strong wind, dry
09:0044 Blowy–––46 km/h SW59–0.1 mm15°strong wind, dry
10:0044 Blowy–––46 km/h SW59–0.1 mm15°strong wind, dry
11:0044 Blowy–––44 km/h SW59–dry15°strong wind, dry
12:0044 Blowy–––44 km/h SW58–dry15°strong wind, dry
13:0044 Blowy–––46 km/h SW59–dry15°strong wind, dry
14:0052 Fresh–––42 km/h SW50–dry15°strong wind, dry
15:0052 Fresh–––40 km/h SW50–0.1 mm15°strong wind, dry
16:0068 Decent–––39 km/h SW49–dry16°fresh breeze, dry
17:0068 Decent–––38 km/h SW50–dry15°fresh breeze, dry
18:0052 Fresh–––39 km/h SW49–dry15°strong wind, dry
19:0052 Fresh–––39 km/h SW48–dry15°strong wind, dry
20:0052 Fresh–––40 km/h SW49–0.1 mm15°strong wind, 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

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 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
🌊 Loch ó Thoir dip · GrandSat, 3 Oct 09:30–10:30 · moderate breeze, dry
🌊 Loch ó Thoir dip · DecentSun, 4 Oct 15:30–16:30 · fresh breeze, dry

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.