Donegal County Council have advised that all winter designated gritting routes will be gritted tonight from 6pm and again tomorrow morning at 6am.
This comes as Met Eireann forecast temperatures could go as low as -2 during the night.
Road users have been asked to assume no road is ice-free.
The gritting routes are:
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.
