A yellow weather warning is currently in place across Northern Ireland on Saturday.
The Met Office has issued a yellow warning for fog and ice from 2pm on December 17 to 6am on December 18.
Temperatures are set to drop below freezing in many parts of the country coming into Sunday morning.
Read more: PSNI appeal after 'teens spotted on frozen pond' in Belfast
The Met Office said: "Freezing and fog and ice may lead to some travel disruption".
What to expect:
- Some injuries from slips and falls on icy surfaces
- Probably some icy patches on some untreated roads, pavements and cycle paths
- Slower journey times with delays to bus and train services possible
- There is a chance of delays or cancellations to flights
The Met Office has forecasted "dry clear spells" on Saturday evening.
They continued: "Cloud will thicken later with a breeze picking up and some rain pushing into southern counties. Minimum temperature -1 °C.
"(On Sunday) Cloudy with outbreaks of rain, preceded briefly by snow in the hills. Strong southeasterly winds with gales along the Antrim coast. Turning much milder. Maximum temperature 8 °C."
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