With freezing temperatures again forecast for tonight, Donegal County Council is to again send out its team of gritters across the county this evening.
The gritters will be put into action on all of the main primary routes from 8pm this evening.
It follows a dramatic drop in temperatures in recent days with the first reported snow of the year falling in some parts of Donegal.
Further falls of snow are expected on higher ground this weekend.
The following is the gritting route index for Donegal for tonight:
06: Inishowen West
04: Inishowen South
01: National Primary North
02: National Primary Central
03: National Primary South
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
05: Inishowen East
BT: Buncrana Town Council Priority 1
LT: Letterkenny Town Priority 1