Westmeath, Laois, and Offaly will all be under a warning until midday Saturday.
Anyone out on the roads this morning is being urged to slow down.
Much of the country has been hit with frost and ice as a cold spell hits the country.
A nationwide status yellow low temperature and ice warning will remain in place until midday.
However, a second alert will take effect at 5 o'clock this evening. Alan O'Reilly from Carlow Weather describes what kind of wintry showers are likely to fall: