Explore / Ireland · County Sligo

Mullaghmore.

Now

  · updated 14 hours ago
swell
3.3m
13s
wind
20 kt
southwest
tide
1.22 m
falling
N E S W
▬ swell – wind
54.52, -8.91
Next days outlook
beta

WNW swell at 12-15 seconds peaks Monday dawn under glassy conditions, building to 6m by evening with blown-out southwest wind. Tuesday eases to 2m at 11-12 seconds under strong to moderate west wind, then Wednesday drops to 1.5m with light to moderate southeast wind. Thursday sees a fresh pulse: 2m WNW swell at 11-12 seconds under moderate wind shifting from southeast to west-northwest, while Friday holds steady at 2m with strong to blown-out west to southeast wind. Saturday remains blown-out west wind with 2.2m WNW swell at 8-11 seconds, before Sunday eases to 2m under moderate to strong southwest wind. Looks like Monday dawn under glassy conditions will be the best window before the swell builds through the day.

Swell height

<7s
7–11s
11–13s
13–15s
15–18s
18+s

 

Wave systems

  • primary —
  • secondary —
  • tertiary —
  • wind sea —

 

Power

small
solid / average
energetic
heavy

 

Wind speed

light
moderate
strong
blown out

 

Tide

 

Weather

 

Nearby regions

About Mullaghmore

Mullaghmore Head juts into the Atlantic at the edge of Donegal Bay, on Ireland’s north-west coast in County Sligo. Classiebawn Castle, completed 1874, sits on the headland above the reef. The wave breaks roughly 100 m off the cliff base, a left-hand slab over a barnacled rock shelf, and one of the heaviest tow waves in Europe. Richie Fitzgerald and Gabe Davies first towed it in the late 1990s. Conor Maguire rode an 18.2 m wave here in October 2020. The bay has nothing else like it.

Peak runs December through March, when North Atlantic depressions send long-period west to north-west swell into Donegal Bay. The reef switches on at 3 to 4 m with period 13 s+. Headline days run past 6 m with the lip thickening to 2 m, tow-only territory. South-east wind is offshore. The take-off jacks fast off the reef and the channel is short. January is the most reliable month, when storm sets line up for days at a time.

Water sits at 8 °C in February and 16 °C in August. A 6/5/4 mm with hood, boots, and gloves through winter; 5/4 mm spring and autumn. The reef is the hazard. The take-off boil sits over a barnacled ledge that nearly dries at low tide. Locals have broken bones in the impact zone. This is not a visitor’s paddle-out. Without a ski and a partner who knows the boil, watch from the cliff. On smaller swells, Mullaghmore Strand has open beach peaks. Bundoran, 15 minutes south, is the call for The Peak and Tullan.

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