(AREA) — Frost laws are going into effect in the Thumb and Blue Water area. Seasonal speed, load, and weight restrictions will go into effect on St. Clair County roads and bridges beginning at 12 p.m. Friday, February 19, in Lapeer County on Sunday, February 21 at 12:01 a.m. and in Tuscola County on Sunday, February 21 at 7 a.m. Weight restrictions went into effect on January 30 in Huron County and Sanilac County has yet to set their frost laws.
