A reminder as you head out to Saint Patrick's Day parties this weekend.
The Heat Is On campaign D.U.I. enforcement period starts at 6 p.m. on Friday, March 17th and runs through 3 a.m. on Monday, March 19th.
Law enforcement agencies warn, motorists should be prepared for sobriety checkpoints and D.U.I. patrols around the state.
Last, year Saint Patrick's Day fell on a Thursday night and law enforcement made 521 arrests.