An updated version of the Net Load Forecasting Prize rules has been published, which modifies dates of contest to allow for additional time for competitors to access the data following the release of the NDA.

The updated contest dates are as follows:

  • Solar Forecast Arbiter Technical Webinar for Registered Competitors: May 23, 2:00 p.m. ET*
  • Solar Forecast Arbiter Test Week (via SFA platform): June 5, 2023, thru June 9, 2023*
  • Forecast Submission Period (via SFA platform): June 18, 2023 until July 16, 2023*
    Winners and Awards Announced: August 2023 (anticipated).*

* Date updated in Modification 4

Don’t forget, you can post public questions or discussion topics in the HeroX forum or email the prize team at  with questions.