Donegal County Council have advised that all winter designated gritting routes will be gritted this afternoon from 4pm.
This comes as Met Eireann forecasts temperatures could go as low as -4 during the night.
Road users have been asked to assume no road is ice-free.
01: National Primary North
02: National Primary Central
03: National Primary South
04: Inishowen South
05: Inishowen East
06: Inishowen West
07: Milford South
08: Milford North
09: Cill Ulta East
10: Cill Ulta West
11: Na Rosa
12: Binswilly
13: Stranorlar North
14: Stranorlar East
15: Stranorlar West
16: Donegal West
17: Donegal North
18: Donegal South
19: Donegal National Secondary
BT: Buncrana Town
LT: Letterkenny Town
