[8][9] The storm developed as it moved eastward over the North Atlantic reaching a low pressure nadir of 952 hPa (28.1 inHg) to the west of Slyne Head county Galway.

Tini's cyclone centre shifted over Scotland to the North Sea on 13 February, splitting into two as the main area continued to the Norwegian sea where it filled, a secondary low (named Tini II by the Free University of Berlin),[8] developed over northern France.

[11] Tini II passed over Brandenburg and Poland into the Baltic Sea before being absorbed by the following area of low pressure (named Ulli) on 15 February before moving across Russia to the Ural Mountains.

[12] Tini was the strongest in a series of stormy low pressure areas which formed in February 2014, following storms (named by the Free University of Berlin) Nadja, Petra, Qumaira, Ruth and Stephanie, and was the last before Ulli, which struck the UK on Valentine's Day.

The Tini storm was the strongest of those seen in February,[13] which generally peaked in the mid-Atlantic and brought wet conditions to NW Europe rather than high winds.

[1] Met Éireann climate records point to the Tini/Darwin storm as being roughly a 1 in 20-year event although a label of 'worst in living memory' might be applicable in some badly affected areas.

)[1] Shannon Airport reported a 10-minute mean wind speed of 113 km/h (70 mph; 61 kn) during Tini, the highest value seen since recording at the site began in 1945.

[13] Tini was the first red "danger to life warning" for wind issued by the Met Office in the UK since January 2012 when Cyclone Ulli affected Scotland.

[16] Tini's strongest winds occurred across southern Ireland, across the Irish Sea towards Wales and into North West England.

Cork County Council was criticised for not clearing fallen trees quickly enough and had to call in trained professionals to use chainsaws.

[33] In the early hours of 13 February the Irish contender for European Tree of the Year fell, a 200-year-old Grey Poplar in the grounds of Birr Castle, County Offaly.

[34] In February 2014, there was only one recorded death from Cyclone Tini, which was a middle aged man killed when a tree fell onto the car he was driving.

[16][37] Led to the closure of the M6, M60, M55 and M62 which saw severe delays due to overturned vehicles and dangerously high winds and trees blown over blocking roads.

[38] The secondary depression Tini II formed over northern France 13 February, with a peak gust 163 km/h (101 mph) recorded at the Phare de Gatteville Normandy, building and forestry damage occurred in Alsace and Champagne Ardennes due to this storm.

[39] In the UK county of Wiltshire a man believed to be in his 70s died while he was trying to clear a fallen tree which had brought down power cables.

[16] Up to 50,000 homes and businesses in Ireland were without power for a third night as ESB Networks struggled to repair damage caused by Tini.