Tri-Cities prepare for 100-degree weekend

The National Weather Service is predicting a high of about 97 degrees Saturday, increasing to 99 degrees Sunday.

Monday also should have a high of about 99. That's about 10 degrees above usual high temperatures in the Tri-Cities for August.

By mid-week temperatures should be back to normal, the weather service predicts. Today's high should be in the low 90s.