Temperatures in Northern Ireland will plunge to below zero in the next 24 hours.
Met Office forecasters predict parts of Northern Ireland will experience sub-zero temperatures from Thursday right through to Saturday.
Meteorologists believe it could feel as cold as -2°C over the coming days.
The cold snap comes hot on the heels of a severe weather warning issued by the Met Office on Wednesday for ice.
To keep up-to-date with the weather forecast in your area visit the Met Office online.