WECC Says Extreme Events Require Forecast, RA Changes December 11, 2020 By Robert Mullin By Robert MullinWestern BAs should determine what caused errors in their load and generation forecasts during August’s massive heat wave and fix their forecasting processes, WECC said. | WECC Tell us who you are,get 2 free articles each month. What do you want to know? Want a free trial instead? Click here.Already convinced? View pricing and plans.Already a subscriber? Log in here. Leave a Reply Cancel replyYou must be logged in to post a comment.