The warning is not expected to be lifted until 10am tomorrow morning.
Kildare has been placed on a fog warning from 6pm this evening.
Other counties included are: Carlow, Kilkenny, Laois, Longford, Meath, Offaly, Westmeath, Cavan, Monaghan, Clare, Limerick, Tipperary, and all of Connacht.
The warning is not expected to be lifted until 10am tomorrow morning.

Missing Person Appeal: Emily O'Connor (13) and Katelyn Rose Gill (14)
Kfm Obituary Announcements
Ballitore Preparing For 200th Anniversary Of Death Of Local Poet
Community House In Prosperous Going From "Strength To Strength" Two Years After Opening
More Than One Third Of Kildare Residents Commute Outside Of County For Work, Study Finds
Kildare Town School Awarded For Sustainability Project
Concerns Raised Over Future Of 736 Bus Travelling Through Castledermot