Dipper › Co. Mayo

Loch an Dúin

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
34 km/h
Fresh breeze, W, gusts 49
Daylight
07:43
Sunrise. Sunset 19:16. Air 13°C.

Best surf each day

Daylight hours
Today
17:00
Grim 0/100
no wave data here · 35 km/h
☀ 07:43–19:16
Sat, 3 Oct
08:00
Grim 0/100
no wave data here · 21 km/h
☀ 07:45–19:14
Sun, 4 Oct
08:00
Grim 0/100
no wave data here · 38 km/h
☀ 07:47–19:11
Mon, 5 Oct
08:00
Grim 0/100
no wave data here · 36 km/h
☀ 07:49–19:09
Tue, 6 Oct
10:00
Grim 0/100
no wave data here · 22 km/h
☀ 07:51–19:06
Wed, 7 Oct
10:00
Grim 0/100
no wave data here · 26 km/h
☀ 07:53–19:04
Thu, 8 Oct
13:00
Grim 0/100
no wave data here · 19 km/h
☀ 07:55–19:01

Week at a glance

Tap or drag to pick an hour. Everything below follows.
Fri 18:000 · Grimno wave data here
Fri 2Sat 3Sun 4Mon 5Tue 6Wed 7Thu 80003060912151821Fri 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 08:00 · 0 GrimMon 09:00 · 0 GrimMon 10:00 · 0 GrimMon 11:00 · 0 GrimMon 12:00 · 0 GrimMon 13:00 · 0 GrimMon 14:00 · 0 GrimMon 15:00 · 0 GrimMon 16:00 · 0 GrimMon 17:00 · 0 GrimMon 18:00 · 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 16:00 · 0 GrimWed 19:00 · 0 GrimWed 22:00 · 0 Grim · nightThu 01:00 · 0 Grim · nightThu 07:00 · 0 Grim · nightThu 13:00 · 0 GrimThu 19:00 · 0 Grim

Fri, 2 Oct, 18:00

0 Grim
  • no wave data here
NESWsunrisesunset34 km/h
facing unknown
Waves
–
Wind
34 km/h W · gusts 49
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
TimeSurfWavesPeriodFromWindGustTideRainAirWhy
Today
17:000 Grim–––35 km/h W49–dry14°no wave data here
18:000 Grim–––34 km/h W49–dry13°no wave data here
19:000 Grim–––32 km/h W48–dry13°no wave data here
20:000 Grim–––31 km/h W47–dry13°no wave data here
21:000 Grim–––29 km/h W46–dry13°no wave data here
22:000 Grim–––27 km/h W44–dry13°no wave data here
23:000 Grim–––23 km/h W41–dry13°no wave data here
Saturday, 3 October
00:000 Grim–––25 km/h W38–dry13°no wave data here
01:000 Grim–––25 km/h WSW37–dry13°no wave data here
02:000 Grim–––25 km/h WSW37–dry13°no wave data here
03:000 Grim–––25 km/h WSW37–dry13°no wave data here
04:000 Grim–––27 km/h WSW37–dry13°no wave data here
05:000 Grim–––23 km/h WSW38–dry13°no wave data here
06:000 Grim–––27 km/h WSW37–dry14°no wave data here
07:000 Grim–––32 km/h W35–dry14°no wave data here
08:000 Grim–––21 km/h WSW33–dry14°no wave data here
09:000 Grim–––22 km/h WSW31–dry14°no wave data here
10:000 Grim–––19 km/h WSW29–dry14°no wave data here
11:000 Grim–––19 km/h SW30–dry14°no wave data here
12:000 Grim–––19 km/h SW31–dry14°no wave data here
13:000 Grim–––20 km/h SSW33–dry15°no wave data here
14:000 Grim–––23 km/h SSW36–dry15°no wave data here
15:000 Grim–––24 km/h SSW39–dry15°no wave data here
16:000 Grim–––28 km/h SSW42–dry15°no wave data here
17:000 Grim–––30 km/h SSW46–dry15°no wave data here
18:000 Grim–––31 km/h SSW49–dry14°no wave data here
19:000 Grim–––33 km/h SSW50–dry14°no wave data here
20:000 Grim–––32 km/h SSW51–dry14°no wave data here
21:000 Grim–––35 km/h SSW52–dry15°no wave data here
22:000 Grim–––36 km/h SSW54–dry15°no wave data here
23:000 Grim–––37 km/h SSW57–dry15°no wave data here
Sunday, 4 October
00:000 Grim–––39 km/h SSW59–dry15°no wave data here
01:000 Grim–––39 km/h SSW59–0.1 mm15°no wave data here
02:000 Grim–––40 km/h SSW59–dry15°no wave data here
03:000 Grim–––39 km/h SSW58–dry15°no wave data here
04:000 Grim–––39 km/h SSW58–0.1 mm15°no wave data here
05:000 Grim–––38 km/h SSW57–0.1 mm15°no wave data here
06:000 Grim–––39 km/h SW56–0.1 mm15°no wave data here
07:000 Grim–––40 km/h SW54–dry15°no wave data here
08:000 Grim–––38 km/h SW53–0.1 mm15°no wave data here
09:000 Grim–––38 km/h SW53–0.1 mm15°no wave data here
10:000 Grim–––37 km/h SW51–dry15°no wave data here
11:000 Grim–––37 km/h SW51–dry15°no wave data here
12:000 Grim–––38 km/h SSW50–dry15°no wave data here
13:000 Grim–––37 km/h SSW50–dry15°no wave data here
14:000 Grim–––38 km/h SW51–dry15°no wave data here
15:000 Grim–––37 km/h SW51–dry15°no wave data here
16:000 Grim–––36 km/h SW51–dry15°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?

Sona Sauna (Belmullet) · Belmullet, Erris · 17 km · mobile

Sabhna Saunas (Dugort) · Dugort Blue Flag Beach, Achill Island · 18 km · fixed

Sabhna Saunas (Keel) · Keel Beach, Achill Island · 20 km · fixed

Put Loch an Dúin 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 an Dúin surf · GrimFri, 2 Oct 16:30–17:30 · no wave data here
🏄 Loch an Dúin surf · GrimSat, 3 Oct 07:30–08:30 · no wave data here
🏄 Loch an Dúin surf · GrimSun, 4 Oct 07:30–08:30 · no wave data here

Nearby spots

Termon Beach

8 km · Co. Mayo · Not classified

Elly Bay, Belmullet

8 km · Co. Mayo · Excellent Quality

Mullaghroe Beach, Belmullet

8 km · Co. Mayo · Excellent Quality

Loch na Léime

9 km · Co. Mayo · Not classified

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