This spell of high pressure also contributed to unusually mild conditions for this time of year.

Temperatures rose to 18C on Wednesday, November 6; this was 8C above the normal average.

The average maximum temperature for Northern Ireland in November is 9.7C.

The weather was so mild that day that many weather stations set new November records.

Thomastown in County Fermanagh recorded 17.9 degrees, breaking the previous record of 16.3 degrees set in 2016. Castlederg in County Tyrone recorded 17.1 degrees, surpassing its previous record of 16.9 degrees in 2003.

New November records were broken at 11 different weather stations in the Republic of Ireland.