RICHMOND, Va. — A big ridge of high pressure will lock into place over the next few days, keeping temperatures significantly above normal, creating a dangerous combination of heat and humidity.
Highs will be near or above 100° for at least Thursday, Friday and Saturday, and the heat index could exceed 110°.
The highs will challenge records on multiple days. Due to the high heat index values, and the very warm overnight lows, this will be the biggest heat wave since July 2012…