The heat wave hovering over Texas is expected to fuel strong demand midweek and was also driving power prices back into triple-digit territory.

The Electric Reliability Council of Texas is forecasting peak demand on Wednesday at 68,489 MW. Tuesday’s peak came in at 69,614 MW, just shy of Monday’s high of 69,783 MW, which set an all-time record for the Texas grid operator.

Keep reading at Platts.