UPDATED: Freezing fog forecast through Thursday morning

Many students and workers are reporting to school late Wednesday or staying home because of slick roads caused by freezing rain in the early morning.

Most Hanford workers were told to stay home Wednesday. The Hanford vitrification plant, after announcing a delay, also told workers to stay home. Non-essential workers at Pacific Northwest National Laboratory were on a late start.

Schools were closed in the following school districts: Pasco, Kiona-Benton, North Franklin, Othello, Paterson, Prosser, Grandview and Hermiston. For a full list of delays and closures, click on bit.ly/tricitydelays.

Several branches of the Mid-Columbia Library remained closed Wednesday. They include the Pasco, West Pasco, Prosser, Benton City, Basin City, Othello, Connell and Merill’s Corner branches. The bookmobile is not running.

No more precipitation is forecast for the Tri-Cities and outlying areas for the next week by the National Weather Service.

However, drivers should watch for patches of freezing fog until 2 p.m. Wednesday. More areas of freezing fog are forecast Wednesday night through 11 a.m. Thursday morning.

Temperatures are slowly warming. The high in the Tri-Cities could hit 37 degrees Wednesday and continue to hit the mid 30s through Sunday.

This story was originally published January 6, 2016 at 9:24 AM with the headline "UPDATED: Freezing fog forecast through Thursday morning."