A 40mph speed restriction has been placed on all motorways in Northern Ireland this morning as the big freeze continues this weekend.
Temperatures will dip as low as -3 degrees by 10pm this evening (Saturday) while a yellow warning remains in place for snow between 4am and 10am on Sunday.
The PSNI will monitor the roads on a hour-by-hour basis.
In the Republic of Ireland, Met Eireann has issued a Status Orange snow and ice alert for 17 counties over the weekend.
In pictures: 33 stunning reader snaps of snow across Co Armagh
The 24-hour warning, which comes into effect at 11pm on Saturday, covers all of Connacht and counties Cavan, Monaghan, Donegal, Dublin, Kildare, Laois, Longford, Louth, Wicklow, Offaly, Westmeath and Meath.
Gardai in Mayo, Cavan and Westmeath have warned motorists of treacherous road conditions in some areas with ice and snow.
Some more reader pics below…
NI Motorways M1 M2 M3 M5 40mph speed restriction in place this AM for safety reasons – will be reviewed every hour @PSNITraffic
— Trafficwatch NI (@TrafficwatchNI) December 9, 2017
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