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

Temperatures rose to 18°C ​​on Wednesday, November 6 – more than 8°C above the usual average.

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

It was so mild that day that several weather stations set new November records.

Thomastown in County Fermanagh recorded 17.9C, beating the previous record of 16.3C set in 2016. Castlederg in County Tyrone recorded 17.1C, beating the previous record of 16.9C set in 2003.

In the Republic of Ireland, new November records were set at 11 individual weather stations.