It's lashing out, which means most people are having a miserable time. Most people.
Not the surfers - the stormy conditions, courtesy of an intense low pressure system moving eastwards across the Atlantic, have created the kind of once-in-a-lifetime conditions that are drawing big-wave surfers to the west coast.
You remember the end of Point Break? Like that, only in Sligo.
This satellite image shows the swell height over the Atlantic in the early hours of Sunday morning.
As the waves came ashore yesterday the adrenaline junkies came out in force, including these brave souls at Mullaghmore in Co. Sligo.
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Meanwhile the action continues today in Brandon Bay, Co Kerry as some of the world's best windsurfers take part in a Red Bull-sponsored competition.
The swell off the west coast has even been eclipsing sunnier surf destinations. Portuguese pro surfer Nic von Rupp put off a trip to Hawaii last week in favour of our climes.
"The swell window was small, it was 0ºC degrees, the ski was covered in ice, but the one day session made the trip worth it," von Rupp wrote on his Facebook page.
The video of Nic and his surf buddies, shot at an unidentified location last week, has been making waves among surf circles.
Check it out below:
Sick, we think the word is.